| Record Number | Keyword(s) | Country | Catalog Listed? | Continent | |
| 316 | C (overprint) | Paraguay [Compana]. | Real | Americas |  |
| 317 | c (preceded by numeral of value with Japanese characters) | Ryukyu Islands. | Real | Asia |  |
| 318 | C DPTO ZELAYA (overprint) | Nicaragua- Cabo Gracias a Dios district to prevent currency manipulation. | Real | Americas |  |
| 319 | C. (overprint) | South Australia, officials (1868-74) [Customs]. | Real | Australia |  |
| 3194 | Cabo Gracias a Dios, Nicaragua | Cabo Gracias a Dios, Nicaragua (stamp issuing country) 1904 - 1909 | Real | Americas |  |
| 3195 | Caicos Islands | Caicos Islands (stamp issuing country) 1981 - | Real | Americas |  |
| 3196 | Cambodia | Cambodia (stamp issuing country) 1951 - | Real | Asia |  |
| 3197 | Cambodia (IndoChina) | Cambodia (IndoChina) (stamp issuing country) 1936 - | Real | Asia |  |
| 3198 | Cameroons (British Occupation) | Cameroons (British Occupation) (stamp issuing country) 1915 - only | Real | Africa |  |
| 3199 | Cameroun | Cameroun (stamp issuing country) 1915 - | Real | Africa |  |
| 320 | C. BEN. R. (overprint) | Ecuador- Guayas, validation mark of governors initials [Carlos Benjamin Rosales]. | Real | Americas |  |
| 3200 | Campeche | Campeche (stamp issuing country) 1876 - only | Real | Americas |  |
| 3202 | Campione d'Italia | Campione d'Italia (stamp issuing country) 1944 - only | Real | Europe |  |
| 3203 | Canada | Canada (stamp issuing country) 1851 - | Real | Americas |  |
| 3204 | Canal Zone | Canal Zone (stamp issuing country) 1904 - 1979 | Real | Americas |  |
| 3205 | Canary Islands | Canary Islands (stamp issuing country) 1936 - 1938 | Real | Europe |  |
| 3206 | Canton (IndoChinese Post Office) | Canton (IndoChinese Post Office) (stamp issuing country) 1901 - 1922 | Real | Asia |  |
| 3207 | Cape Juby | Cape Juby (stamp issuing country) 1916 - 1950 | Real | Africa |  |
| 3208 | Cape of Good Hope | Cape of Good Hope (stamp issuing country) 1853 - 1910 | Real | Africa |  |
| 3209 | Cape Verde Islands | Cape Verde Islands (stamp issuing country) 1877 - | Real | Africa |  |
| 321 | C. CH | Cochin China. | Real | Asia |  |
| 3210 | Caribbean Netherlands | Caribbean Netherlands (stamp issuing country) 2010 - | Real | Americas |  |
| 3211 | Carinthia | Carinthia (stamp issuing country) 1920 - only | Real | Europe |  |
| 3213 | Caroline Islands (Karolinen) | Caroline Islands (Karolinen) (stamp issuing country) 1899 - 1914 | Real | Asia |  |
| 3214 | Carpathian Ukraine | Carpathian Ukraine (stamp issuing country) 1939 - only | Real | Europe |  |
| 3215 | Castelrosso (French Occupation) | Castelrosso (French Occupation) (stamp issuing country) 1920 - 1921 | Real | Europe |  |
| 3216 | Cauca | Cauca (stamp issuing country) 1886 - only | Real | Americas |  |
| 3217 | Cayes of Belize | Cayes of Belize (stamp issuing country) | Real | Americas |  |
| 3218 | Cayman Islands | Cayman Islands (stamp issuing country) 1900 - | Real | Americas |  |
| 3219 | Central African Empire | Central African Empire (stamp issuing country) 1977 - 1979 | Real | Africa |  |
| 322 | C. D. (overprint) | South Australia, officials (1868-74) [Convict Department]. | Real | Australia | |
| 3220 | Central African Republic | Central African Republic (stamp issuing country) 1959 - | Real | Africa |  |
| 3221 | Central China (Japanese Occupation) 华中 華中 | Central China (Japanese Occupation) (stamp issuing country) 1941 - 1944 | Real | Asia |  |
| 3222 | Central China (People's Post) 华中 華中 | Central China (People's Post) (stamp issuing country) 1949 - 1950 | Real | Asia |  |
| 3224 | Central Lithuania (Polish Occupation) | Central Lithuania (Polish Occupation) (stamp issuing country) 1920 - 1922 | Real | Europe |  |
| 3225 | Cephalonia and Ithaca (Italian Occupation) | Cephalonia and Ithaca (Italian Occupation) (stamp issuing country) 1941 - only | Real | Europe |  |
| 3226 | Cesis aka Wenden | Cesis aka Wenden (stamp issuing country) 1863 - 1901 | Real | Europe |  |
| 3227 | Ceylon | Ceylon (stamp issuing country) 1857 - 1972 | Real | Asia |  |
| 3228 | Chad | Chad (stamp issuing country) 1959 - | Real | Africa |  |
| 3229 | Chad (French Colony) | Chad (French Colony) (stamp issuing country) 1922 - 1937 | Real | Africa |  |
| 323 | C. DE PESO (currency) | Philippines. | Real | Asia | |
| 3230 | Chamba | Chamba (stamp issuing country) 1886 - 1948 | Real | Asia |  |
| 3231 | Channel Islands | Channel Islands (stamp issuing country) 1948 - only | Real | Asia |  |
| 3232 | Charkari | Charkari (stamp issuing country) 1894 - 1940 | Real | Asia |  |
| 3233 | Chefoo | Chefoo (stamp issuing country) 1893 - 1894 | Real | Asia |  |
| 3235 | Chiapas | Chiapas (stamp issuing country) 1866 - only | Real | Americas |  |
| 3236 | Chihuahua | Chihuahua (stamp issuing country) 1872 - only | Real | Americas |  |
| 3237 | Chile | Chile (stamp issuing country) 1853 - | Real | Americas |  |
| 3238 | China (British Post Offices) 华中 華中 | China (British Post Offices) (stamp issuing country) 1917 - 1930 | Real | Asia |  |
| 3239 | China (British Railway Administration) 华中 華中 | China (British Railway Administration) (stamp issuing country) 1901 - only | Real | Asia |  |
| 324 | C. L. (overprint) | South Australia, officials (1868-74) [Crown Lands]. | Real | Australia |  |
| 3240 | China (French Post Offices) 华中 華中 | China (French Post Offices) (stamp issuing country) 1894 - 1922 | Real | Asia |  |
| 3241 | China (German Post Offices) 华中 華中 | China (German Post Offices) (stamp issuing country) 1898 - 1917 | Real | Asia |  |
| 3242 | China (IndoChinese Post Offices) 华中 華中 | China (IndoChinese Post Offices) (stamp issuing country) 1900 - 1922 | Real | Asia |  |
| 3243 | China (Japanese Post Offices) 华中 華中 | China (Japanese Post Offices) (stamp issuing country) 1900 - 1922 | Real | Asia |  |
| 3244 | China (Russian Post Offices) 华中 華中 | China (Russian Post Offices) (stamp issuing country) 1899 - 1920 | Real | Asia |  |
| 3246 | China Expeditionary Force | China Expeditionary Force (stamp issuing country) 1900 - 1923 | Real | Asia |  |
| 3247 | Chinese Empire | Chinese Empire (stamp issuing country) 1878 - 1912 | Real | Asia |  |
| 3248 | Chinese Nationalist Republic | Chinese Nationalist Republic (stamp issuing country) 1949 - | Real | Asia |  |
| 3249 | Chinese People's Republic 中华人民共和国 | Chinese People's Republic (stamp issuing country) 1949 - | Real | Asia |  |
| 325 | C. O. (overprint) | South Australia, officials (1868-74) [Commisariat Officer]. | Real | Australia |  |
| 3250 | Chinese Republic 中华人民共和国 | Chinese Republic (stamp issuing country) 1912 - 1949 | Real | Asia |  |
| 3251 | Chinkiang | Chinkiang (stamp issuing country) 1895 - | Real | Asia |  |
| 3252 | Christmas Island | Christmas Island (stamp issuing country) 1958 - | Real | Asia |  |
| 3253 | Chunking | Chunking (stamp issuing country) 1894 - | Real | Asia |  |
| 3254 | Cilicia (French Occupation) | Cilicia (French Occupation) (stamp issuing country) 1919 - 1921 | Real | Asia |  |
| 3255 | Ciskei | Ciskei (stamp issuing country) 1981 - 1994 | Real | Asia |  |
| 3258 | Cochin | Cochin (stamp issuing country) 1892 - 1949 | Real | Asia |  |
| 3259 | CochinChina | CochinChina (stamp issuing country) 1886 - 1889 | Real | Asia |  |
| 326 | C. P. (overprint) | South Australia, officials (1868-74) [Commissioner of Police]. | Real | Australia |  |
| 3260 | Cocos (Keeling) Islands | Cocos (Keeling) Islands (stamp issuing country) 1963 | Real | Australia |  |
| 3261 | Colombia | Colombia (stamp issuing country) 1859 - | Real | Americas |  |
| 3262 | Comoro Islands | Comoro Islands (stamp issuing country) 1950 - | Real | Asia |  |
| 3263 | Confederate States of America | Confederate States of America (stamp issuing country) 1861 - 1865 | Real | Americas |  |
| 3264 | Congo (Indian UN Force) | Congo (Indian UN Force) (stamp issuing country) 1962 - only | Real | Africa |  |
| 3265 | Congo Free State | Congo Free State (stamp issuing country) 1886 - 1908 | Real | Africa |  |
| 3266 | Congo Republic | Congo Republic (stamp issuing country) 1959 - | Real | Africa |  |
| 3267 | Congo Republic (Zaire) | Congo Republic (Zaire) (stamp issuing country) 1960 - 1971 | Real | Africa |  |
| 3269 | Constantinople (Italian Post Office) | Constantinople (Italian Post Office) (stamp issuing country) 1908 - 1923 | Real | Asia |  |
| 327 | C. S. (overprint) | South Australia, officials (1868-74) [Chief Secretary]. | Real | Australia |  |
| 3270 | Constantinople (Polish Post Office) | Constantinople (Polish Post Office) (stamp issuing country) 1919 - 1921 | Real | Asia |  |
| 3271 | Constantinople (Romanian Post Office) | Constantinople (Romanian Post Office) (stamp issuing country) 1896 - 1919 | Real | Asia |  |
| 3272 | Constantinople (Russian Post Office) | Constantinople (Russian Post Office) (stamp issuing country) 1909 - 1910 | Real | Asia |  |
| 3273 | Cook Islands | Cook Islands (stamp issuing country) 1892 - | Real | Australia |  |
| 3274 | Córdoba | Córdoba (stamp issuing country) 1858 - only | Real | Americas |  |
| 3275 | Corfu (Italian Occupation) | Corfu (Italian Occupation) (stamp issuing country) 1923 - only | Real | Europe |  |
| 3276 | Corfu and Paxos (Italian Occupation) | Corfu and Paxos (Italian Occupation) (stamp issuing country) 1941 - only | Real | Europe |  |
| 3277 | Corrientes | Corrientes (stamp issuing country) 1856 - 1878 | Real | Americas |  |
| 3278 | Costa Rica | Costa Rica (stamp issuing country) 1863 - | Real | Americas |  |
| 328 | C. SGN. (overprint) | South Australia, officials (1868-74) [Colonial Surgeon]. | Real | Australia | |
| 3280 | Côte d'Ivoire | Côte d'Ivoire (stamp issuing country) 1959 - | Real | Africa |  |
| 3281 | Cretan Revolutionary Assembly | Cretan Revolutionary Assembly (stamp issuing country) 1905 - only | Real | Europe |  |
| 3282 | Crete | Crete (stamp issuing country) 1900 - 1913 | Real | Europe |  |
| 3283 | Crete (AustroHungarian Post) | Crete (AustroHungarian Post) (stamp issuing country) 1903 - 1914 | Real | Europe |  |
| 3284 | Crete (British Post Offices) | Crete (British Post Offices) (stamp issuing country) 1898 - 1899 | Real | Europe |  |
| 3285 | Crete (French Post Offices) | Crete (French Post Offices) (stamp issuing country) 1902 - 1913 | Real | Europe |  |
| 3286 | Crete (Italian Post Offices) | Crete (Italian Post Offices) (stamp issuing country) | Real | Europe |  |
| 3288 | Crete (Russian Post Offices) | Crete (Russian Post Offices) (stamp issuing country) 1899 - only | Real | Europe |  |
| 3289 | Crimea | Crimea (stamp issuing country) 1918 - 1919 | Real | Europe |  |
| 329 | C. T. (overprint) | South Australia, officials (1868-74) [Commissioner of Titles]. | Real | Australia | |
| 3290 | Croatia | Croatia (stamp issuing country) 1991 - | Real | Europe |  |
| 3291 | Croatia (Provincial Issues) | Croatia (Provincial Issues) (stamp issuing country) 1918 - 1921 | Real | Europe |  |
| 3292 | Croatia (SemiAutonomous State) | Croatia (SemiAutonomous State) (stamp issuing country) 1941 - 1945 | Real | Europe |  |
| 3293 | Croatia (Yugoslav Regional Issue) | Croatia (Yugoslav Regional Issue) (stamp issuing country) 1945 - only | Real | Europe |  |
| 3294 | Croatian Posts in Bosnia | Croatian Posts in Bosnia (stamp issuing country) 1992 - 1996 | Real | Europe |  |
| 3295 | Cuautla | Cuautla (stamp issuing country) 1867 - only | Real | Americas |  |
| 3296 | Cuba | Cuba (stamp issuing country) 1855 - | Real | Americas |  |
| 3297 | Cuba and Puerto Rico | Cuba and Puerto Rico (stamp issuing country) 1855 - 1872 | Real | Americas |  |
| 3299 | Cuernavaca | Cuernavaca (stamp issuing country) 1867 - only | Real | Americas |  |
| 330 | C.C.C.P. | Russia [USSR]. | Real | Asia |  |
| 3300 | Cundinamarca | Cundinamarca (stamp issuing country) 1870 - 1904 | Real | Americas |  |
| 3301 | Curaçao | Curaçao (stamp issuing country) 1873 - 1948, 2010 | Real | Americas |  |
| 3302 | Cyprus | Cyprus (stamp issuing country) 1880 - | Real | Europe |  |
| 3303 | Cyrenaica | Cyrenaica (stamp issuing country) 1923 - 1952 | Real | Europe |  |
| 3304 | Cyrenaica Independent Kingdom: postal administration | Cyrenaica Independent Kingdom: postal administration (stamp issuing country) 1950 - 1951 | Real | Europe |  |
| 3305 | Czech Republic | Czech Republic (stamp issuing country) 1993 - | Real | Europe |  |
| 3306 | Czechoslovakia | Czechoslovakia (stamp issuing country) 1918 - 1939; 1945; 1992 | Real | Europe |  |
| 331 | C.CH. (overprint on stamps of French Colonies) | Cochin China. | Real | Asia |  |
| 332 | C.E.F. (overprint) | Cameroons (1915) [Cameroons Expeditionary Force]. | Real | Africa |  |
| 333 | C.E.F. (overprint) | India- China Expeditionary Force (1900-21). | Real | Asia |  |
| 334 | C.G.H.S. (overprint on stamps of Germany) | Upper Silesia, officials (1920-22). | Real | Europe |  |
| 335 | C.I.C.I. (overprint) | Portugal, franchise stamps (1933) [Congress of the Int. Colonial Institute]. | Real | Europe |  |
| 336 | C.I.H.S. (overprint on stamps of Germany) | Upper Silesia, officials (1920) [Commission Interalliee Haute Silesie]. | Real | Europe |  |
| 337 | C.I.S. (overprint) | Schleswig, officials [Commission Interallie Slesvig]. | Real | Europe | |
| 338 | C.M.T. (overprint on stamps of Austria) | Western Ukraine- Romanian occupation- Pokutia (1919) [Compana Militaire Timbru (military campaign stamp)]. | Real | Europe |  |
| 339 | C.P. (overprint) | Ivory Coast, parcel posts [Colis Postaux]. | Real | Africa |  |
| 340 | C.S.A. POSTAGE | United States- Confederate States. | Real | Americas |  |
| 341 | C.X.C. (overprints on Bosnia Herzegovina) | Yugoslavia- Bosnia and Herzegovina (1918). | Real | Europe |  |
| 342 | CABO (overprint) | Nicaragua- Cabo Gracias a Dios, used to prevent currency manipulation (1904-9). | Real | Americas |  |
| 343 | CABO JUBI (overprint on stamps of Rio de Oro) | Cape Juby (1916). | Real | Africa |  |
| 344 | CABO JUBY (overprint on stamps of Spain) | Cape Juby (1919-33). | Real | Africa |  |
| 345 | CABO JUBY (overprint on stamps of Spanish Morocco) | Cape Juby (1934-48). | Real | Africa |  |
| 346 | CABO VERDE | Cape Verde. | Real | Africa |  |
| 347 | CACHES (overprint on France and French Colonies postage dues) | French India, postage dues. | Real | Asia |  |
| 348 | CADAQUES | Donald Evans issue, Spain. | Not Scott Listed | None | |
| 349 | CADIZ (overprint on stamps of Spain) | Cadiz (revolutionary period- 1936). | Real | Europe |  |
| 350 | CADIZ VIVA ESPANOL (overprint) | Spain- revolutionary Cadiz issues. | Real | Europe |  |
| 351 | CAISSE d’AMORTISSEMENT | France, semipostals. | Real | Europe |  |
| 352 | CALCHI (overprint on stamps of Italy) | Italy- Aegean Islands- Calchi (1930). | Real | Europe |  |
| 353 | CALDEY ISLAND | Island off the coast of Wales with labels bearing its name. | Not Scott Listed | Europe |  |
| 354 | CALF OF MAN | Local carriage labels began in 1962 and 400 different were printed to 1972. | Not Scott Listed | Europe |  |
| 355 | CALIMNO (overprint on stamps of Italy) | Italy- Aegean Islands- Calimno. | Real | Europe |  |
| 356 | CALIPHATE OF SOMA | Artistamp. | Not Scott Listed | None | |
| 357 | CALLAWAY, KINGDOM OF | Advertising overprinted on U.S. stamps for a homecoming celebration. | Not Scott Listed | Americas | |
| 358 | CALUDA, TERRITOIRES (KATIBO) | Donald Evans issue, South America. | Not Scott Listed | None |  |
| 359 | CALVE ISLAND | Labels bearing its name are charity seals. | Not Scott Listed | None |  |
| 360 | CAMBODGE | Cambodia. | Real | Asia |  |
| 361 | CAMEROONS U.K.T.T. (overprint on stamps of Nigeria) | Cameroons (1960-1) [United Kingdom Trust Territory]. | Real | Africa |  |
| 362 | CAMEROUN (overprint on stamps of French Congo) | Cameroun (1915-25). | Real | Africa |  |
| 363 | CAMEROUN (overprint on stamps of Gabon) | Cameroun (1915-25). | Real | Africa |  |
| 364 | CAMEROUN (overprint on stamps of Middle Congo) | Cameroun (1915-25). | Real | Africa |  |
| 365 | CAMPACHE | Mexico- Campache (1876). | Real | Americas | |
| 366 | CAMPANA CONTRA EL PALADISMO | Mexico, anti-malaria campaign. | Real | Americas |  |
| 367 | CAMPIONARIA OE TRIPOLI | Tripolitania, Libya. | Real | Africa |  |
| 368 | CAMPIONE D ITALIA | Italy- Campione d Italia (1944). | Real | Europe |  |
| 369 | CANADRIN (currency) | China (pre-1897). | Real | Asia | |
| 370 | CANAL ZONE (overprint on stamps of Panama) | Canal Zone. | Real | Americas |  |
| 371 | CANAL ZONE (overprint on stamps of U.S.) | Canal Zone. | Real | Americas |  |
| 372 | CANARIAS (overprint) | Spain- Canary Islands (1936-7). | Real | Europe |  |
| 373 | CANARO (overprint) | Fiume- Italian occupation of Arbe and Veglia. | Real | Europe |  |
| 374 | CANCELLED V-R-I (overprint) | Transvaal- second British occupation- Wolmaranstad (1900). | Real | Africa |  |
| 375 | CANTON (overprint on stamps of Indo-China) | France- Offices in China- Canton (1901-23). | Real | Asia |  |
| 376 | CANTONAL TAXE | Switzerland- Zurich. | Real | Europe |  |
| 377 | CAPACUA | Bolivia, bogus issued in 1883 by Moens of Belgium, for a mythical state with the capital of Santa Teresa as an April Fool's prank. | Not Scott Listed | Americas |  |
| 378 | CAPO VERDE | Cape Verde. | Real | Africa |  |
| 379 | CARCHI (overprint on stamps of Italy) | Italy- Aegean Islands- Calchi (1932). | Real | Europe |  |
| 380 | CARITAS (surcharge) | Luxembourg, semipostals [Charity]. | Real | Europe |  |
| 381 | CARN IAR | British local carriage labels. | Not Scott Listed | Europe |  |
| 382 | CARNARO (overprint) | Fiume (1920). | Real | Europe |  |
| 383 | CARTILLA POSTAL DE ESPANA | Spain, franchise stamps. | Real | Europe | |
| 384 | CARUPANO | Venezuela- Carupano (1902). | Real | Americas |  |
| 385 | CASA DE CORREOS (overprint) | Ecuador, postal tax for new post office building fund. | Real | Americas |  |
| 386 | CASO (overprint on stamps of Italy) | Italy- Aegean Islands- Caso (1913). | Real | Europe |  |
| 387 | CASTELORISO (overprint on stamps of France) | Castellorizo (1920). | Real | Europe |  |
| 388 | CASTELORIZO (overprint on stamps of France- Offices in Turkey) | Castellorizo (1920). | Real | Europe |  |
| 389 | CASTELROSSO (overprint on stamps of Italy) | Castellorizo (1922-32). | Real | Europe |  |
| 390 | CASTLEMORE | Ireland fantasy. | Not Scott Listed | Europe | |
| 391 | CAT ISLAND | Fantasy stamp from American Journal of Philately. | Not Scott Listed | Americas | |
| 392 | CAUCA | Colombia- Cauca (1879-83, 1903). | Real | Americas |  |
| 393 | CAVALLE | France- Offices in Turkey- Cavalle (1893-03). | Real | Asia |  |
| 394 | CAVE | Ceylon overprint that was applied to prevent theft. | Not Scott Listed | Asia |  |
| 395 | CAVE (overprint) | Ceylon, private merchant’s mark to discourage pilfering. | Real | Asia | |
| 396 | CECHY A MORAVA | Czechoslovakia- Bohemia and Moravia. | Real | Europe |  |
| 397 | CEFOLONIA E ITACA (overprint on stamps of Greece) | Ionian Islands- Italian occupation (1941). | Real | Europe |  |
| 398 | CENT(S) (currency overprint) | Russia- Offices in China (1901-22). | Real | Asia |  |
| 399 | CENTAVO(S) (currency) | South and Central American countries. | Real | Americas |  |
| 400 | CENTENAIRE ALGERIE | France (1929). | Real | Europe |  |
| 401 | CENTENAIRE DU GABON | French Equatorial Africa (1938). | Real | Africa |  |
| 402 | CENTENARIO DE S. ANTONIO INHAMBANR MDCCCXCV (overprint on stamps of Mozambique) | Inhambane (1895) [Centenary of St. Anthony]. | Real | Europe |  |
| 403 | CENTESIMI (currency overprint on stamps of Austria) | Italy- Austrian occupation (1918). | Real | Europe |  |
| 404 | CENTESIMI (currency overprint on stamps of Bosnia and Herzegovina) | Italy- Austrian occupation, postage dues and special deliveries (1918). | Real | Europe | |
| 405 | CENTESIMI (currency) | Italy, Italian Colonies | Real | Europe |  |
| 406 | CENTESIMI DI CORONA (currency overprint on stamps of Italy) | Italy- Austrian occupation (1919). | Real | Europe |  |
| 407 | CENTESIMI DI CORONA (currency overprint on stamps of Italy) | Dalmatia (1921-22). | Real | Europe |  |
| 408 | CENTESIMO(S) (currency) | Italy, Uruguay. | Real | Europe |  |
| 409 | CENTIMES (currency overprint on stamps of Austria) | Austria- Offices in Crete (1903-7). | Real | Europe |  |
| 410 | CENTIMES (currency overprint on stamps of Germany) | Germany- Offices in Turkey (1908). | Real | Europe |  |
| 411 | CENTIMOS (currency- no country name) | Spain. | Real | Europe |  |
| 412 | CENTIMOS (currency- overprint on stamps of France) | France- Offices in Morocco (1891-1910). | Real | Europe |  |
| 413 | CERIGO (overprint on stamps of Greece) | Ionian Islands- fraudulent issue. | Real | Europe |  |
| 414 | CERRADO Y SELLADO | Mexico, official seals. | Real | Americas |  |
| 415 | CERTIFICADO | Spanish language countries [Registered]. | Real | Europe |  |
| 416 | CERVANTES | Spain, officials (1916). | Real | Europe |  |
| 417 | CESKO-SLOVENSKO | Czechoslovakia- Slovakia (1939). | Real | Europe |  |
| 418 | CESKOSLOVEN VOJSKO NA RUSI | Czechoslovakia, Sibarian Army Post. | Real | Europe |  |
| 419 | CESKOSLOVENSKA | Czechoslovakia. | Real | Europe |  |
| 420 | CESKOSLOVENSKE ARMADY SIBERSKE | Czechoslovakia, Sibarian Army Post. | Real | Europe |  |
| 421 | CESKOSLOVENSKO | Czechoslovakia. | Real | Europe |  |
| 422 | CESTODA | British fantasy. | Not Scott Listed | Europe | |
| 423 | CFA (overprint on stamps of France) | Reunion [Communaute Francaise d Afrique]. | Real | Africa |  |
| 424 | CH (currency- followed by oriental characters) | Korea. | Real | Asia | |
| 425 | CH TAXE O.M.F. SYRIE (overprint) | Syria, postage dues. | Real | Asia |  |
| 426 | CHABACANO, REPOBLIK DE | No Information Available. | Not Scott Listed | None |  |
| 427 | CHAKASIA | Bogus Russian local overprint. | Not Scott Listed | Asia | |
| 428 | CHALA | Peru- Chala- Chilean occupation (1884). | Real | Americas |  |
| 429 | CHAMBA | India- Chamba. | Real | Asia |  |
| 430 | CHARKHARI | India- Charkhari (1894-1945). | Real | Asia |  |
| 431 | CHARLEROI 1911 (overprint) | Belgium, semipostal. | Real | Europe |  |
| 432 | CHAUSEY | British Channel Island. | Not Scott Listed | Europe |  |
| 433 | CHECHENIA | Russian label. | Not Scott Listed | Asia |  |
| 434 | CHEMINS DE FER | Belgium, parcel posts. | Real | Europe |  |
| 435 | CHEMINS DE FER SPOORWEGEN | Belgium, parcel posts. | Real | Europe |  |
| 436 | CHEROKEE NATION | Island in the Rio Grande that was going to declare independence. | Not Scott Listed | None | |
| 437 | CHIAPAS LIBRE | Mexican State that is center of revolutionary movement. Issued stamps in 1995. | Not Scott Listed | Americas | |
| 438 | CHIFFRE TAX (no country name on imperforated stamps) | French Colonies, postage dues. | Real | Europe | |
| 439 | CHIFFRE TAX (no country name on perforated stamps) | France, postage dues. | Real | Europe |  |
| 440 | CHIHUAHUA | Mexico- Chihuahua provisionals (1872). | Real | Americas | |
| 441 | CHIMBORAZO RIOBAMBA (overprint) | Ecuador- Chimborazo (1902). | Real | Americas |  |
| 442 | CHINA (overprint on stamps of Germany) | Germany- Offices in China (1898-1913). | Real | Europe |  |
| 443 | CHINA (overprint on stamps of Hong Kong) | Great Britain- Offices in China (1917-27). | Real | Europe |  |
| 444 | CHINE (overprint on stamps of France) | France- Offices in China (1894-1922). | Real | Europe |  |
| 445 | CHINESE IMPERIAL POST | China (1898-1912). | Real | Asia |  |
| 446 | CHRISTMAS ISLAND | Stamps printed prior to 1958 were printed and used by the Central Pacific Coconut Plantation Ltd. | Not Scott Listed | None | |
| 447 | CHRISTMAS ISLAND (overprint on stamps of Australia) | Christmas Island (1958-62). | Real | Australia |  |
| 448 | CHRISTMAS ISLAND AUSTRALIA | Booklets that have no connection with Australia Post or any official status. | Not Scott Listed | Australia | |
| 449 | CIERRO OFICIAL | Chile or El Salvador, official seals. | Real | Americas |  |
| 450 | CINQUANTENAlRE 24 SEPTEMBRE 1853-1903 (overprint on stamps of French Colonies) | New Caledonia, postage dues (1903). | Real | Australia |  |
| 451 | CIRENAICA (overprint on stamps of Italy) | Cyrenaica. | Real | Europe |  |
| 452 | CIRENAICA (overprint on stamps of Tripolitania) | Cyrenaica, airmails (1932). | Real | Europe |  |
| 453 | CLAUSLAND | Christmas fantasy labels created by Maggie Kate. | Not Scott Listed | none |  |
| 454 | CLAUSLANDIA | Christmas fantasy labels created by Maggie Kate. | Not Scott Listed | none |  |
| 455 | CLAVOLOGIQUE, PRINCIPALITY OF | Bogus label of French origin. | Not Scott Listed | none |  |
| 456 | CLIPPERTON ISLAND | Mexico, overprinted with a diagonal "Clipperton" and issued in 1885 for island in the Pacific 800 miles from San Francisco. During the late 19th century the Oceanic Phosphate Co. printed local labels and used them for the company's mail. | Not Scott Listed | Americas |  |
| 457 | CN (currency) | Korea. | Real | Asia | |
| 458 | CO.CI. (overprint) | Yugoslavia- Ljubljana- Italian occupation (1941). | Real | Europe |  |
| 459 | COAMO | Puerto Rico- Coamo- U.S. Administration (1898). | Real | Americas |  |
| 460 | COCHIN | India- Cochin (1892-1949). | Real | Asia |  |
| 461 | COCHIN ANCHAL | India- Cochin (1892-1949). | Real | Asia |  |
| 462 | COLIS POSTAL | parcel posts [Postal Packages]. | Real | Europe |  |
| 463 | COLIS POSTAL (no country name) | Belgium, parcel posts. | Real | Europe |  |
| 464 | COLIS POSTAUX (no country name) | Belgium, parcel posts. | Real | Europe |  |
| 465 | COLIS POSTEAU (no country name) | Belgium, parcel posts. | Real | Europe | |
| 466 | COLOMBIA (on stamp of Panama with map) | Panama, Colombian dominion (1887-97). | Real | Americas |  |
| 467 | COLON | Chile [Colombus]. | Real | Americas | |
| 468 | COLONIA DE RIO DE ORO | Rio de Oro [Colony of Gold River]. | Real | Americas |  |
| 469 | COLONIA ERITREA | Eritrea. | Real | Africa |  |
| 470 | COLONIA ERITREA (overprint on stamps of Italy) | Eritrea (1892-1928). | Real | Africa |  |
| 471 | COLONIALI ITALIANE | Italian Colonies. | Real | Europe |  |
| 472 | COLONIE ITALIANE (overprint on stamps of Italy) | Italian Colonies (1932). | Real | Europe | |
| 473 | COLONIES DE LEMPIRE FRANCAIS | French Colonies (1859-65) [Colonies of the French Empire]. | Real | Europe |  |
| 474 | COLONIES POSTES | French Colonies (1881-6). | Real | Europe | |
| 475 | COMISSAO PORTUGUESA DE PRISONEIROS DE GUERRA (overprint) | Portugal, franchise stamps for use by members of the military commission in charge of prisoners of war. | Real | Europe |  |
| 476 | COMITE FRANCAIS | French Colonies, semipostals. | Real | Europe |  |
| 477 | COMITE FRANCAIS DE LA LIBERATION NATIONAL | French Colonies, semipostals (1943). | Real | Europe |  |
| 478 | COMMISSION DE CONTROLE PROVISOIRE KORKA | Albania. | Real | Europe |  |
| 479 | COMMISSION DE GOUVERNEMENT HAUTE SILESIE | Upper Silesia. | Real | Europe | |
| 480 | COMMISSION FUR RUCKBRIEF | German States- Bavaria, return letter stamps. | Real | Europe |  |
| 481 | COMMISSION INTERALLIEE MARIENWERDER | Marienwerder. | Real | Europe |  |
| 482 | COMMUNICACIONES | Spain. | Real | Europe |  |
| 483 | COMORES | Comoro Islands. | Real | Africa |  |
| 484 | COMP A DE MOZAMBIQUE (overprint on stamps of Mozambique) | Mozambique Company (1892). | Real | Africa |  |
| 485 | COMPANHIA DE MOZAMBIOUE | Mozambique Company. | Real | Africa |  |
| 486 | COMPANHIA DO NYASSA | Nyassa (1921-23). | Real | Africa |  |
| 487 | COMPANIA COLOMBIANA | Colombia, airmails (1920). | Real | Americas |  |
| 488 | COMPLEMENTARIO | Mexico, postage dues [To Complete]. | Real | Americas |  |
| 489 | COMUNE DI CAMPIONE | Italy- Swiss enclave (1944). | Real | Europe |  |
| 490 | COMUNICACIONES | Spain (1870-99). | Real | Europe |  |
| 491 | CONF ON ARGENTINA | Argentina (1858-60). | Real | Americas |  |
| 492 | CONFED. GRANADINA | Colombia- Grenadine Confederation. | Real | Americas |  |
| 493 | CONFEDERATE STATES or CONFEDERATED STATES | United States- Confederate States. | Real | Americas |  |
| 494 | CONFEODERATIO HELVETICA | Switzerland. | Real | Europe |  |
| 495 | CONG HOA MIEN NAM VIET NAM | National Front for the liberation of South Vietnam. | Real | Asia |  |
| 496 | CONGO (with Portuguese inscriptions) | Portuguese Congo. | Real | Africa | |
| 497 | CONGO BELGE | Belgian Congo (1908-10). | Real | Africa |  |
| 498 | CONGO FRANCAIS | French Congo. | Real | Africa |  |
| 499 | CONGO FRANCAIS GABON | Gabon (1910). | Real | Africa |  |
| 500 | CONGRATULATIONS FALL OF BATAAN AND CORREGIDOR 1942 (overprint) | Philippines- Japanese occupation. | Real | Asia |  |
| 501 | CONGRESO DE LOS DIPUTADOS | Spain, officials (1896-8) [Congress of Deputies]. | Real | Europe |  |
| 502 | CONSEIL DE L’EUROPE | France- Council of Europe, officials. | Real | Europe |  |
| 503 | CONSTANTINOPLE (overprint on stamps of Russia) | Russia- Offices in Turkey- Constantinople (1909-10). | Real | Asia |  |
| 504 | CONSTANTINOPOL (overprint) | Romania- Offices in Turkey- Constantinople (1919). | Real | Europe |  |
| 505 | CONSTITUENTE FIUMANA 24-IV-1921 (with 1922 added overprint on stamps of Fiume) | Fiume semipostals changed for ordinary use. | Real | Europe |  |
| 506 | CONSTRUCCION (overprint) | Guatemala, postal tax stamps. | Real | Americas | |
| 507 | CONSUMPTIVE HOMES | New South Wales, semipostals. | Real | Europe |  |
| 508 | CONTRA LA FAIM (overprint on stamps of Rwanda) | Ruanda-Urundi [Against Hunger]. | Real | Africa |  |
| 509 | CONTRA SELLO (overprint) | El Salvador, prevent use of stolen unmarked stamps (1874) [Countersigned]. | Real | Americas | |
| 510 | CONTRAMARCA (overprint) | Ecuador, believed bogus (1899-1901) [Countersigned]. | Real | Americas | |
| 511 | CONTRASENA- ESTAMPILLAS DE CORREO (overprint) | Venezuela (1874-80) [Countersigned- Postage Stamps]. | Real | Americas | |
| 512 | COO (overprint on stamps of Italy) | Italy- Aegean Islands- Coo (1930-32). | Real | Europe |  |
| 513 | COOK ISANDS - NIUE | Niue. | Real | Europe |  |
| 514 | COOK ISLANDS or ISDS (overprint on stamps of New Zealand) | Cook Islands (1936-46). | Real | Australia |  |
| 515 | COOK LAND | North Pole bogus issue in early 1900's. | Not Scott Listed | none | |
| 516 | COOLAND | No Information Available-related to West Refaim. | Not Scott Listed | none | |
| 517 | CORAL SEA ISLANDS TERRITORY | Islands off the coast of Queensland. | Not Scott Listed | Australia | |
| 518 | CORDOBA | Argentina- Cordoba (1858). | Real | Americas |  |
| 519 | COREA | Korea (1884-94). | Real | Asia |  |
| 520 | COREE | Korea, on stamps printed in Paris (1902-3). | Real | Asia | |
| 521 | CORFU (overprint on stamps of Greece) | Corfu- Italian occupation (1941). | Real | Europe |  |
| 522 | CORFU (overprint on stamps of Italy) | Corfu- Italian occupation (1923). | Real | Europe |  |
| 523 | COROCO | State near Chile used in book Clue of the Postage Stamp by Arthur Bray in 1913. Bogus stamp affixed to cover of book. | Not Scott Listed | Americas | |
| 524 | CORONA (currency overprint on stamps of Italy) | Austria- Italian occupation (1919), Dalmatia (1919-22). | Real | Europe |  |
| 525 | CORPS EXPEDITIONNAIRE FRANCO-ANGLAIS CAMEROON (overprint) | Gabon- French-British occupation of Cameroons. | Real | Africa |  |
| 526 | CORREGIDOR MANILA | Philippines Japanese occupation. | Real | Asia | |
| 527 | CORREIO(S) (no country name) | Portugal (1853-65) [Postage]. | Real | Europe |  |
| 528 | CORREIOS E TELEGRAPHOS | Portugal [Posts and Telegraphs]. | Real | Europe |  |
| 529 | CORREO AEREO | Spanish language countries [Air Mail]. | Real | Europe |  |
| 530 | CORREO AEREO (no country name) | Spain [Air Mail]. | Real | Europe |  |
| 531 | CORREO ESPANOL MARRUECOS (overprint on stamps of Spain) | Spanish Morocco (1903-10). | Real | Africa |  |
| 532 | CORREO ESPANOL TANGER | Spanish Morocco- Tangier, semipostals (1926). | Real | Africa |  |
| 533 | CORREO URCENTE | Spain, special delivery. | Real | Europe |  |
| 534 | CORREO URGENTE | Spanish language countries, special delivery. | Real | Europe |  |
| 535 | CORREOS (no country name) | Cuba, Peru, Philippines, Dominican Republic or Spain. | Real | Americas |  |
| 536 | CORREOS (no country name) denominated REAL | Dominican Republic. | Real | Americas |  |
| 537 | CORREOS (no country name) denominations in CUARTOS, REALES, CS or CTOS | Spain. | Real | Europe | |
| 538 | CORREOS DE COLOMBIA | Colombia. | Real | Americas |  |
| 539 | CORREOS FONOPOSTAL | Argentina, recorded message stamps (1939). | Real | Americas |  |
| 540 | CORREOS FRANCO (with queen or arms) | Spain (1852-4) [Free Mail]. | Real | Europe |  |
| 541 | CORREOS GUIRIA (overprint) | Venezuela- Marino, control mark on locals (1903). | Real | Americas |  |
| 542 | CORREOS INTERIOR | Philippines (1859-63) [Inland Postage]. | Real | Asia |  |
| 543 | CORREOS MATURIN (overprint) | Venezuela- Maturin, control mark on locals (1903). | Real | Americas |  |
| 544 | CORREOS MEXICO GOBIERNO REVOLUCIONARIO | Mexico- Yucatan (1924). | Real | Americas |  |
| 545 | CORREOS NACIONALES | Colombia (1859-86) [National Post Office]. | Real | Americas |  |
| 546 | CORREOS NALES | Colombia (1859-86) [National Post Office]. | Real | Americas | |
| 547 | CORREOS OAXACA | Mexico- Oaxaca. | Real | Americas |  |
| 548 | CORREOS URBANO DE BOGOTA | Colombia- Bogota [Bogota City Post Office]. | Real | Americas |  |
| 549 | CORREOS URBANO MEDELLIN | Colombia- Medellin [Medellin City Post Office]. | Real | Americas |  |
| 550 | CORREOS Y TELEGEOS | Spain (1879). | Real | Europe | |
| 551 | CORREOS Y TELEGs | Spain (1879). | Real | Europe |  |
| 552 | CORREOS YRAPA (overprint) | Venezuela- Marina, control mark on locals (1903). | Real | Americas | |
| 553 | CORREOS- RL PLATA F. | Cuba, Puerto Rico (1855-66) [Real Plata Fuerte (silver real based)]. | Real | Americas |  |
| 554 | CORREOS- RL. | Spain (1864). | Real | Europe |  |
| 555 | CORRESPONDENCIA A DEBE | Panama, postage dues [Correspondence With Payment Due]. | Real | Americas |  |
| 556 | CORRESPONDENCIA OFICIAL | Mexico, officials [Official Correspondence]. | Real | Americas |  |
| 557 | CORRESPONDENCIA URCENTE | Spain, special delivery [Urgent Correspondence]. | Real | Europe |  |
| 558 | CORRIENTE (overprint) | El Salvador, convert officials to ordinary postage (1918). | Real | Americas |  |
| 559 | CORRIENTES | Argentina- Corrientes (1856-78). | Real | Americas |  |
| 560 | COS (overprint on stamps of Italy) | Italy- Aegean Islands- Coo (1912-22). | Real | Europe |  |
| 561 | COSME COLONY | Paraguay bogus overprints for Australian settlement. | Not Scott Listed | Americas | |
| 562 | COSTA ATLANTICA B. | Nicaragua- Province of Zelaya (1907). | Real | Americas |  |
| 563 | COSTA ATLANTICA C. | Nicaragua- Cabo Gracias a Dios (1907). | Real | Americas |  |
| 564 | COSTANTINOPOLI (overprint on stamps of Italy) | Italy- Offices in Turkey- Constantinople (1909-23). | Real | Asia |  |
| 565 | COSTITUENTE FIUMANA- 24.IV.1921 (overprint) | Fiume (1921). | Real | Europe |  |
| 566 | COTE D'IVOIRE | Ivory Coast. | Real | Africa |  |
| 567 | COTE DE SOMALIS | Somali Coast. | Real | Africa | |
| 568 | COTE FRANCAIS DES SOMALIS | Somali Coast. | Real | Africa |  |
| 569 | COUNANI, FREE STATE OF | Claimed all the land north of the Amazon River including port of Manaus to the boundaries of the Guianas. Bogus stamps issued in 1886,1893 and 1904. | Not Scott Listed | Americas |  |
| 570 | COUR INTERNATIONALE DE JUSTICE | Netherlands- Int. Court of Justice, officials. | Real | Europe |  |
| 571 | COUR PERMANENTE DE JUSTICE INTERNATIONALE | Netherlands- Int. Court of Justice, officials. | Real | Europe |  |
| 572 | CPbCKA | Serbia. | Real | Europe |  |
| 573 | CPБA XPBATA И CЛOBEHЧA (overprint) | Yugoslavia- Bosnia, semipostals. | Real | Europe | |
| 574 | CPБИJA | Serbia, newspaper stamps. | Real | Europe |  |
| 575 | CPБИJA C. ДИHAPA | Serbia- German occupation. | Real | Europe | |
| 576 | CROATIA GOVERNMENT IN EXILE | Propaganda issues by various Croatian freedom movements. | Not Scott Listed | Europe |  |
| 577 | CROCE ROSSA ITALIANA | Italy and San Marion, semipostals [Italian Red Cross]. | Real | Europe |  |
| 578 | CROISSANT ROUGE TURC | Turkey, semipostals [Turkish Red Crescent]. | Real | Asia |  |
| 579 | CROIX ROUGE | French language countries, mostly semipostals [Red Cross]. | Real | Europe |  |
| 580 | CROIX ROUGE HAITIENNE | Haiti, airmails (1945) [Haitian Red Cross]. | Real | Americas |  |
| 581 | CRUZ ROJA HONDURENA | Honduras, postal tax stamps. [Honduran Red Cross]. | Real | Americas |  |
| 582 | CRUZ VERMELHA PORTUGUESA | Portugal, Red Cross franchise stamps [Portuguese Red Cross]. | Real | Europe |  |
| 583 | CRVENI KRST (overprint on stamps of Yugoslavia) | Yugoslavia, Offices Abroad, semipostals. | Real | Europe |  |
| 584 | CS (overprint) | Hungary, parcel posts [weight]. | Real | Europe |  |
| 585 | CS. DE PESO (currency) | Philippines. | Real | Asia | |
| 586 | CSOMAG (overprint) | Hungary, parcel posts [weight]. | Real | Europe |  |
| 587 | CT. | Bulgaria. | Real | Europe |  |
| 588 | CTOT. | Bulgaria. | Real | Europe |  |
| 589 | CTOTNHKN | Bulgaria. | Real | Europe |  |
| 590 | CUAUTLA | Mexico- Cuautla (1867). | Real | Americas |  |
| 591 | CUBA (overprints on stamps of U.S.) | Cuba, U.S. Administration (1899). | Real | Americas |  |
| 592 | CUCUTA | Colombia- Cucuta (1907-7). | Real | Americas |  |
| 593 | CUERNAVACA | Mexico- Cuernavaca (1867). | Real | Americas |  |
| 594 | CUERVO GOLD, REPUBLIC OF | Caribbean island fantasy produced by a liquor firm. | Not Scott Listed | Americas | |
| 595 | CUNDINAMARCA | Colombia- Cundinamarca. | Real | Americas |  |
| 596 | CUNDINAMARCA | Colombia- Cundinamarca (1870-1904). | Real | Americas | |
| 597 | CURACAO | Netherlands Antilles (1873-1948). | Real | Americas |  |
| 598 | CUZCO (overprints on stamps of Peru or Arequipa) | Peru- Cuzco- Chilean occupation (1882-4). | Real | Americas |  |
| 599 | CWLADFA PATAGONIA (Colony of Patagonia) | Argentina. | Not Scott Listed | Americas |  |
| 600 | CYMRU | Welsh propaganda issue. | Not Scott Listed | Europe | |
| 601 | CYPRUS (overprint on stamps of Great Britain) | Cyprus (1880-1). | Real | Europe |  |
| 602 | CПEЩHAЯ ПOЧTA | Russia, special delivery. | Real | Asia |  |