 | C&M Sales, Eswatini |
 | C.R. Caála (Huambo), Angola |
| C.R.D. Libolo (Calulo), Angola |
 | CA Bizertin (Bizerte), Tunisia |
 | CA Paris (Paris), France |
 | Cacerense Esporte Clube (Cáceres), Brazil |
| Cachoeiro Futebol Clube (Cachoeiro de Itapemirim), Brazil |
 | Cadbury Athletic (Birmingham), England |
| Cadbury Heath (Cadbury Heath), England |
 | Cadets Club (Quatre Bornes), Mauritius |
 | Cádiz (Cádiz), Spain |
| Caen (Caen), France |
| Caenarvon Wanderers, England |
| Caerau Rovers, England |
| Caerleon Athletic, England |
 | Caernarfon Town (Caernarfon), Wales |
| Caernarvon Athletic, England |
| Caerphilly, England |
| Caersws (Caersws), Wales |
 | Café Band Sportif (Malabo), Equatorial Guinea |
 | Cagliari (Cagliari), Italy |
 | Cahul-2005 (Cahul), Moldova |
| Caiçara Esporte Clube (Campo Maior), Brazil |
 | Caïman Douala (Douala), Cameroon |
 | Čakovec (Čakovec), Croatia |
 | Caldas (Caldas da Rainha), Portugal |
| Caldense (Poços de Caldas), Brazil |
 | Caledonia (Arima), Trinidad and Tobago |
 | Calgary Boomers (Calgary), Canada |
 | California Surf (Anaheim), USA |
| Callender Athletic, England |
| Callington, England |
| Calne & Harris United, England |
| Calne Town (Calne), England |
| Calthorpe, England |
| Calverley, England |
| Camaçari (Camaçari), Brazil |
| Camberley Town (Camberley), England |
| Camboriú (Camboriú), Brazil |
| Cambridge City (Cambridge), England |
| Cambridge United, England |
| Cambridge United (Cambridge), England |
| Cambridge University (Cambridge), England |
 | Cambuslang (Cambuslang), Scotland |
 | Cambuur (Leeuwarden), Netherlands |
| Camerton, England |
| Cametá (Cametá), Brazil |
| Cammell Laird 1907 (Rock Ferry), England |
| Cammell Laird Nottingham (Nottingham), England |
| Cammells Sports, England |
| Campinense (Campina Grande), Brazil |
| Campion AFC (Bradford), England |
| Campo Grande (Campo Grande), Brazil |
| Campomaiorense (Campo Maior), Portugal |
 | Canarias (Caracas), Venezuela |
 | Canberra City (Canberra), Australia |
| Canberra Cosmos (Canberra), Australia |
 | Cangzhou Mighty Lions (Cangzhou), China |
| Cannes (Cannes), France |
| Cannock Town, England |
| Cannon, England |
| Cano Sport (Malabo), Equatorial Guinea |
| Canoas Sport Club (Canoas), Brazil |
| Canon Yaoundé (Yaoundé), Cameroon |
| Canterbury City (Herne Bay), England |
| Canterbury Waverley, England |
| Canvey Island (Canvey Island), England |
 | CAP (Owendo), Gabon |
 | Cape Town City (Cape Town), South Africa |
| Cape Town Spurs (Cape Town), South Africa |
 | Capesterre (Capesterre Belle Eau), Guadeloupe |
| Capivariano (Capivari), Brazil |
 | Capoise (Cap-Haïtien), Haiti |
 | Cappel (Marburg), FRG |
 | CAPS United (Harare), Zimbabwe |
 | CARA Brazzaville (Brazzaville), Congo |
| Carabobo (Valencia), Venezuela |
 | Caracal (Caracal), Romania |
| Caracas (Caracas), Venezuela |
| Carcavelinhos (Lisboa), Portugal |
| Cardiff Albion, England |
| Cardiff City (Cardiff), Wales |
| Cardiff Corinthians, England |
| Cardiff Metropolitan (Cardiff), Wales |
 | Cardinals, Saint Vincent and Grenadines |
| Cargo Fleet Works, England |
 | Caribbean All Stars, Turks and Caicos Islands |
| Carioca (Port-au-Prince), Haiti |
 | Carl Zeiss (Jena), GDR |
| Carlin How, England |
| Carlisle, England |
| Carlisle City, England |
| Carlisle City, England |
| Carlisle Red Rose, England |
| Carlisle United (Carlisle), England |
 | Carlos A. Mannucci (Trujillo), Peru |
| Carlton (Melbourne), Australia |
| Carlton Town (Carlton), England |
| Carmarthen Town (Carmarthen), Wales |
| Carpi (Carpi), Italy |
 | Carrick Rangers (Carrickfergus), Northern Ireland |
| Carshalton Athletic (Carshalton), England |
 | Cartaginés (Cartago), Costa Rica |
| Carterton (Carterton), England |
| Carterton Town, England |
| Casa Pia (Lisboa), Portugal |
 | Casa Sports (Ziguinchor), Senegal |
| Casale (Casale Monferrato), Italy |
| Cascavel (Cascavel), Brazil |
 | Caspiy (Aktau), Kazakhstan |
| Casseler 03 (Cassel), FRG |
| Castanhal Esporte Clube (Castanhal), Brazil |
| Castellon (Castellon), Spain |
| Castilla (Castilla), Spain |
| Castle Donnington T, England |
| Castle Hill, England |
| Castle Vale (Birmingham), England |
| Castle Vale JKS (Birmingham), England |
| Castleford & Allerton United, England |
| Castleford Town (Castleford), England |
| Castleford United, England |
| Casuals (London), England |
| Catania (Catania), Italy |
| Catanzaro (Catanzaro), Italy |
| Catcliffe, England |
| Catford Southend, England |
| Catuense (Catu), Brazil |
| Caucaia (Caucaia), Brazil |
| Causeway United (Halesowen), England |
 | Cavalier (Kingston), Jamaica |
| Cavalry (Foothills County), Canada |
| Cavaly (Léogâne), Haiti |
| Caxias (Joinville), Brazil |
 | Çaykur Rizespor (Rize), Turkey |
 | Cayon Rockets (Basseterre), Saint Kitts and Nevis |
| CB Hounslow United (London), England |
 | CBE SA (Addis Ababa), Ethiopia |
| CD Elá Nguema (Malabo), Equatorial Guinea |
 | CD Travadores (Praia), Cape Verde |
| Ceahlăul (Piatra Neamţ), Romania |
| Ceará (Fortaleza), Brazil |
 | Cedar United (Monrovia), Liberia |
| Cefn Druids (Cefn Mawr), Wales |
| Ceilândia Esporte Clube (Ceilândia), Brazil |
 | Čelik (Nikšić), Montenegro |
 | Čelik (Zenica), Bosnia and Herzegovina |
 | Čelik (Zenica), Yugoslavia |
 | Celje (Celje), Slovenia |
| Celle (Celle), FRG |
| Celta de Vigo (Vigo), Spain |
| Celtic (Glasgow), Scotland |
| Celtic Nation (Carlisle), England |
 | Cemcol-Crown, Belize |
 | Cementarnica (Skopje), North Macedonia |
 | Cementos Novella, Guatemala |
| Central (California), Trinidad and Tobago |
| Central (Caruaru), Brazil |
 | Central Coast (Honiara), Solomon Islands |
| Central Coast Mariners (Gosford), Australia |
 | Central Córdoba (Rosario), Argentina |
| Central Córdoba (Santiago del Estero), Argentina |
 | Central Español (Montevideo), Uruguay |
| Central Hull Rangers, England |
| Central Norte (Salta), Argentina |
 | Central Parade (Freetown), Sierra Leone |
 | Central Sport (Papeete), French Polynesia |
 | Central United (Auckland), New Zealand |
 | Centre Bath Estate (Roseau), Dominica |
 | Centre Setif Keita (Bamako), Mali |
| Centro de Futebol Amazônia (Porto Velho), Brazil |
 | Centro Dominguito (Willemstad), Curaçao |
 | Centro Dominguito (Willemstad), Netherlands Antilles |
| Centro Educativo Recreativo Associação Atlética São Mateus (São Mateus), Brazil |
| Centro Sportivo Capelense (Capela), Brazil |
| Cerâmica Atlético Clube (Gravataí), Brazil |
 | Cercle (Brugge), Belgium |
| Cercle de Joachim (Curepipe), Mauritius |
| Cercle Mbéri Sportif (Libreville), Gabon |
 | Cerezo Osaka (Osaka), Japan |
| Cerro (Montevideo), Uruguay |
| Cerro Largo (Melo), Uruguay |
 | Cerro Porteño (Asunción), Paraguay |
| Cesena (Cesena), Italy |
| Cetinje (Cetinje), Montenegro |
| CEUB (Brasília), Brazil |
| Ceuta (Ceuta), Spain |
 | CFFA (Andoharanofotsy), Madagascar |
| CFR (Cluj-Napoca), Romania |
| CFZ de Brasília Sociedade Esportiva (Brasília), Brazil |
 | Chabab Mohammédia (Mohammédia), Morocco |
| Chacarita Juniors (Buenos Aires), Argentina |
| Chaco For Ever (Resistencia), Argentina |
 | Chaco Petrolero (La Paz), Bolivia |
| Chadderton (Chadderton), England |
 | Chaika (Okhotnykove), Ukraine |
 | Chaika (Peschanokopskoye), Russia |
| Chaika (Petropavlivska Borshchahivka), Ukraine |
| Chaika (Sevastopol), Ukraine |
 | Chaika (Sevastopol), USSR |
| Chalaco (Callao), Peru |
| Chalfont St Peter (Chalfont St Peter), England |
| Chamois (Niort), France |
| Changchun Yatai (Changchun), China |
| Channing Rovers, England |
 | Chanthabouly (Vientiane), Laos |
 | Chao Pak Kei (Macau), Macau |
| Chapaev Kolkhoz (Kiev Region), USSR |
| Chapecoense (Chapecó), Brazil |
| Chapel-en-le-Frith, England |
| Chapungu United (Gweru), Zimbabwe |
| Chard Town (Chard), England |
| Charleroi (Charleroi), Belgium |
| Charlotte (Charlotte), USA |
| Charlottenburg (Berlin), FRG |
| Charlton Athletic (Charlton), England |
| Charltons (Grimsby), England |
| Charnock Richard (Charnock Richard), England |
| Chasetown (Chasetown), England |
| Châteauroux (Châteauroux), France |
| Chatham Amateurs, England |
| Chatham Town (Chatham), England |
| Chatteris Engineers, England |
| Chatteris Town, England |
 | Chavdar (Byala Slatina), Bulgaria |
| Chaves (Chaves), Portugal |
 | Chayka (Zelva), Belarus |
| Cheadle Town (Cheadle), England |
| Cheddar (Cheddar), England |
| Chegan (Burgas), Bulgaria |
| Chelmsford City (Chelmsford), England |
| Chelmsford Rollers, England |
| Chelmsley Town (Chelmsley Wood), England |
| Chelsea (London), England |
| Cheltenham Saracens (Cheltenham), England |
| Cheltenham Town (Cheltenham), England |
 | Chemelil Sugar (Chemelil), Kenya |
| Chemie (Halle), GDR |
 | Chemie (Linz), Austria |
| Chemie (Zeitz), GDR |
| Chemie Buna Schkopau (Merseburg), GDR |
| Chemnitzer (Chemnitz), GDR |
| Chengdu Blades (Chengdu), China |
| Chengdu Rongcheng (Chengdu), China |
 | Chennai City (Coimbatore), India |
| Chennaiyin (Chennai), India |
 | Chênois (Thônex), Switzerland |
| Chepstow, England |
| Cherkashchyna (Bilozirya), Ukraine |
| Cherkasky-Dnipro-2-Akademiya (Cherkasy), Ukraine |
| Chernihiv (Chernihiv), Ukraine |
| Cherno More (Varna), Bulgaria |
| Chernolomets 04 (Popovo), Bulgaria |
| Chernomorets (Novorossiysk), Russia |
| Chernomorets (Odessa), USSR |
| Chernomorets Burgas (Burgas), Bulgaria |
| Chernomorets Burgas Bulgaria (Sofia), Bulgaria |
| Chernomorets-D (Novorossiysk), Russia |
| Chertsey Town (Chertsey), England |
| Cherveno Zname (Sofia), Bulgaria |
| Chesham Generals, England |
| Chesham Town (Chesham), England |
| Chesham United (Chesham), England |
| Cheshunt (Cheshunt), England |
| Cheshunt (Cheshunt), England |
| Chessington & Hook United (London), England |
| Chessington United, England |
| Chester (Chester), England |
| Chester City (Chester), England |
| Chester St Oswald's, England |
| Chester-le-Street, England |
| Chester-le-Street Town (Chester-le-Street), England |
| Chesterfield (Chesterfield), England |
| Chesterfield Corinthians, England |
| Chesterfield Spital, England |
 | Chiangrai United (Chiangrai), Thailand |
 | Chiatura (Chiatura), Georgia |
| Chicago Croatian (Chicago), USA |
| Chicago Fire (Bridgeview), USA |
| Chicago Mustangs (Chicago), USA |
| Chicago Sting (Chicago), USA |
| Chichester City (Chichester), England |
| Chicken Inn (Bulawayo), Zimbabwe |
 | Chief Santos (Tsumeb), Namibia |
| Chievo (Verona), Italy |
| Chigarachi (Termez), USSR |
| Chikhura (Sachkhere), Georgia |
 | Chilanzar (Tashkent), Uzbekistan |
| Chilton & Windlestone, England |
| Chilton Athletic, England |
| Chilton Colliery Recreation, England |
| Chimia (Râmnicu Vâlcea), Romania |
 | Chingale de Tete (Tete), Mozambique |
| Chingford Town, England |
| Chinnor (Chinnor), England |
| Chippenham Rovers, England |
| Chippenham Town (Chippenham), England |
| Chippenham United, England |
| Chipperfield, England |
| Chipping Norton Town, England |
| Chipping Sodbury Town (Chipping Sodbury), England |
| Chipstead (Chipstead), England |
 | Chipukizi, Zanzibar |
| Chirchik (Chirchik), USSR |
| Chirk (Chirk), Wales |
| Chirpan (FC Chirpan), Bulgaria |
| Chiswick, England |
| Chiswick Town, England |
| Chivas USA (Carson), USA |
| Chkalovets (Novosibirsk), Russia |
| Chkalovets (Novosibirsk), USSR |
| Chlodwig Zülpich (Zülpich), FRG |
 | Chmel (Blšany), Czech Republic |
| Chonburi (Chonburi), Thailand |
 | Chongjin Chandongcha (Chongjin), North Korea |
| Chongqing Liangjiang Athletic (Chongqing), China |
| Choppington, England |
| Chopwell Colliery, England |
| Chopwell Institute, England |
| Chorley (Chorley), England |
| Chornohora-Nika (Ivano-Frankivsk), Ukraine |
| Chornomorets (Odesa), Ukraine |
| Chornomorets-2 (Odesa), Ukraine |
| Christchurch (Christchurch), England |
 | Christianburg, Guyana |
| Chula United (Bangkok), Thailand |
| Chuoni, Zanzibar |
| Church, England |
| Churchill Brothers (Margao), India |
| Churchman Sports, England |
| Chust (Namangan Region), USSR |
 | Chyrakgala (Skazan), Azerbaijan |
| Cianorte (Cianorte ), Brazil |
| Cibalia (Vinkovci), Croatia |
 | Cibao (Santiago de los Caballeros), Dominican Republic |
| Ciclista Lima (Lima), Peru |
| Cienciano (Cuzco), Peru |
| Cimelta (Antananarivo), Madagascar |
| Cincinnati (Cincinnati), USA |
| Cinderford Town (Cinderford), England |
| Cinderhill Colliery, England |
| Cipolletti (Cipolletti), Argentina |
| Círculo Deportivo (Mar del Plata), Argentina |
| Cirencester Town (Cirencester), England |
 | Citizen (Hong Kong), Hong Kong |
| City of Liverpool (Liverpool), England |
| City of Westminster, England |
| City Ramblers, England |
| City Wanderers (Norwich), England |
| Ciuhur (Ocniţa), Moldova |
| Civics (Windhoek), Namibia |
| Civil Service (London), England |
 | CIVO United (Lilongwe), Malawi |
| Clacton (Clacton-on-Sea), England |
| Clandown, England |
| Clanfield (Clanfield), England |
| Clapham, England |
| Clapham Rovers (London), England |
| Clapton (Forest Gate), England |
| Clarence, England |
| Clarence Iron & Steel Works, England |
 | Classic, Vanuatu |
| Clausen (Clausen), FRG |
| Clay Cross & Danesmoor Welfare, England |
| Clay Cross Town, England |
| Clay Cross Works, England |
| Clay Cross Zingari, England |
| Clayton West, England |
| Cleator Moor Celtic (Cleator Moor), England |
| Cleethorpes Town (Grimsby), England |
| Clermont (Clermont-Ferrand), France |
| Clevedon Town (Clevedon), England |
| Clevedon United (Clevedon), England |
| Cleveland Stokers (Cleveland), USA |
| Clifton, England |
| Clifton Colliery, England |
| Cliftonville (Belfast), Northern Ireland |
| Clinton, England |
| Clipstone (Clipstone), England |
| Clitheroe (Clitheroe), England |
| Clitheroe Central, England |
| Clitheroe Low Moor, England |
| Close Works, England |
| Clove, England |
| Clowne Colliery, England |
| Club 57 Tourbillon (Brazzaville), Congo |
| Club Africain (Tunis), Tunisia |
| Club Barcelona Atlético (Santo Domingo), Dominican Republic |
| Club Cerro Corá (Asunción), Paraguay |
 | Club Deportivo Municipal Limeño (Santa Rosa de Lima), El Salvador |
| Club Français (Paris), France |
 | Club Franciscain (Le Fran?ois), Martinique |
| Club Gimnasia y Esgrima (Mendoza), Argentina |
| Club S (Namakia), Madagascar |
| Club Sando (Couva), Trinidad and Tobago |
| Clube Atlético Hermann Aichinger (Ibirama), Brazil |
| Clube Atlético Sorocaba (Sorocaba), Brazil |
| Clube de Gaza (Xai-Xai), Mozambique |
| Clube de Regatas Brasil (Maceió), Brazil |
| Clube Esportivo Bento Gonçalves (Bento Gonçalves), Brazil |
| Clube Esportivo Naviraiense (Naviraí), Brazil |
| Clube Municipal Ananindeua (Belém), Brazil |
| Clube Recreativo e Atlético Catalano (Catalão), Brazil |
| Clutton Wanderers, England |
| Clyde (Cumbernauld), Scotland |
| Clydebank (Clydebank), Scotland |
| Clydesdale (Glasgow), Scotland |
| CNaPS Sport (Antananarivo), Madagascar |
| Coalville Albion, England |
| Coalville Swifts, England |
| Coalville Town, England |
| Coalville Town (Coalville), England |
| Coalville United, England |
| Coast Stars (Mombasa), Kenya |
 | Coastal Union (Tanga), Tanzania |
| Cobán Imperial (Cobán), Guatemala |
| Cobham (Cobham), England |
 | Cobreloa (Calama), Chile |
| Cobresal (El Salvador), Chile |
| Coburg (Coburg), FRG |
 | Coca Cola Rovers, US Virgin Islands |
| Cockermouth, England |
| Cockfield, England |
| Cockfosters (London), England |
| Codicote (Codicote), England |
| CODM Meknès, Morocco |
| Codru (Lozova), Moldova |
| Codru-Stimold (Chişinău), Moldova |
 | Coffee United (Kakira), Uganda |
| Cogenhoe United (Cogenhoe), England |
| Coggeshall Town (Coggeshall), England |
| Coggeshall United (Coggeshall), England |
 | Coin Nord (Mitsamiouli), Comoros |
| Coke Milpros, Belize |
| Colatina (Colatina), Brazil |
| Colchester Casuals, England |
| Colchester Town, England |
| Colchester United (Colchester), England |
| Coleford Athletic, England |
| Colegio San Agustín (Lima), Peru |
| Coleraine (Coleraine), Northern Ireland |
| Coleshill Town (Coleshill), England |
| Colinas Esporte Clube (Colinas do Tocantins), Brazil |
| Collier Row, England |
| Collier Row and Romford, England |
| Colliers Wood United (Colliers Wood), England |
| Collingwood Warriors (Melbourne), Australia |
| Colmar (Colmar), France |
| Colne (Colne), England |
| Colne Carlton, England |
| Colne Dynamos, England |
| Colne Town, England |
| Colney Heath (Colney Heath), England |
| Colo Colo de Futebol e Regatas (Ilhéus), Brazil |
| Colo-Colo (Santiago), Chile |
 | Colombo (Colombo), Sri Lanka |
| Colón (Santa Fe), Argentina |
 | Colonial (Cayenne), French Guiana |
| Colorado (Curitiba), Brazil |
| Colorado Caribous (Denver), USA |
| Colorado Rapids (Commerce City), USA |
| Columbia, England |
| Columbus Crew (Columbus), USA |
| Colwyn Bay (Old Colwyn), Wales |
| Comercial (Campo Grande), Brazil |
| Comercial (Cornélio Procópio), Brazil |
| Comercial (Ribeirão Preto), Brazil |
| Comercial Atlético Clube (Campo Maior), Brazil |
| Comerciantes Unidos (Cajamarca), Peru |
| Commercial Bank (Kampala), Uganda |
 | Commune FC (Ouagadougou), Burkina Faso |
| Como (Como), Italy |
| Compostela (Santiago de Compostela), Spain |
| Comunicaciones (Ciudad de Guatemala), Guatemala |
| Concepción (Concepción), Argentina |
| Concepción (Concepción), Chile |
| Concord Rangers (Canvey Island), England |
 | Concorde (Nouakchott), Mauritania |
| Concordia (Haaren), FRG |
| Concordia (Hamburg), FRG |
| Condal (Barcelona), Spain |
| Condor (Hamburg), FRG |
| Confiança (Aracaju), Brazil |
 | Cong An (Ho Chi Minh City), Vietnam |
| Congleton Hornets, England |
| Congleton Town (Congleton), England |
| Conisborough Athletic, England |
| Conisborough St Peters, England |
| Connah's Quay, England |
| Connah's Quay & Shotton, England |
| Connah's Quay Nomads, England |
| Connah's Quay Nomads (Connah's Quay), Wales |
| Connecticut Bicentennials (New Haven), USA |
| Consett AFC (Consett), England |
| Consett Swifts, England |
| Consett Town Swifts, England |
| Constància (Inka), Spain |
 | Constel·lació (Andorra la Vella), Andorra |
| Continental Star (Walsall), England |
| Conwy United (Conwy), Wales |
| Coombs Wood, England |
 | Copenhagen XI (Copenhagen), Denmark |
| Coppull Central, England |
| Coquimbo Unido (Coquimbo), Chile |
| Corby Town (Corby), England |
| Cordino (Barra do Corda), Brazil |
| Córdoba (Córdoba), Spain |
| Corinthian (Hartley), England |
| Corinthian-Casuals (London), England |
| Corinthians (London), England |
| Corinthians (São Paulo), Brazil |
| Corinthians Alagoano (Maceió), Brazil |
| Coritiba (Curitiba), Brazil |
 | Cork Celtic (Cork), Ireland |
| Cork City (Cork), Ireland |
| Cork Hibernians (Cork), Ireland |
| Cornard United (Great Cornard), England |
| Cornholme, England |
 | Corona Boys, Suriname |
| Coronel Bolognesi (Tacna), Peru |
| Corsham Town (Corsham), England |
| Cortonwood, England |
| Corumbaense (Corumbá), Brazil |
| Corvinul (Hunedoara), Romania |
| COSFAP (Antananarivo), Madagascar |
| Cosmopolitans (Dar es Salaam), Tanzania |
 | Cosmos, Panama |
| Cosmos (Bafia), Cameroon |
 | Cosmos (Serravalle), San Marino |
| Costa do Sol (Maputo), Mozambique |
| Costa Rica (Costa Rica), Brazil |
| Costuleni (Costuleni), Moldova |
 | Côte d'Or (Amitié), Seychelles |
 | Coton Sport, Benin |
| Coton Sport FC (Garoua), Cameroon |
| Cotton FC (Dire Dawa), Ethiopia |
| Coundon Three Tuns, England |
| Coundon United, England |
| Courage & Co.'s Sports, England |
| Cove (Cove), England |
| Cove Rangers (Aberdeen), Scotland |
| Coventry Amateurs, England |
| Coventry City (Coventry), England |
| Coventry Sphinx (Coventry), England |
| Coventry Sporting, England |
| Coventry United (Coventry), England |
| Covilhã (Covilhã), Portugal |
| Cowdenbeath (Cowdenbeath), Scotland |
| Cowes, England |
| Cowes, England |
| Cowes, England |
| Cowes Sports (Cowes), England |
| Cowlairs (Glasgow), Scotland |
| Cowley, England |
| Coxim Atlético Clube (Coxim), Brazil |
 | CR Belouizdad (Alger), Algeria |
 | Cracovia (Kraków), Poland |
| Cradley Heath, England |
| Cradley Heath St Luke's, England |
| Cradley Town (Cradley), England |
| Craghead Heros, England |
| Craghead United, England |
| Cramlington Welfare, England |
| Cranfield United (Cranfield), England |
| Cranleigh, England |
| Crawcrook Albion, England |
| Crawley Down Gatwick (Crawley Down Gatwick), England |
| Crawley Green (Crawley), England |
| Crawley Green Sports (Crawley Green), England |
| Crawley Town (Crawley), England |
| Cray Valley Paper Mills (London), England |
| Cray Wanderers (London), England |
| Cremonese (Cremona), Italy |
| Crescent (Hampstead), England |
 | Crescent Textile Mills (Faisalabad), Pakistan |
| Creswell Colliery, England |
| Crewe Alexandra (Crewe), England |
| Cribbs (Cribbs Causeway), England |
| Crich Town, England |
| Criciúma (Criciúma), Brazil |
| Cricket (Wien), Austria |
| Crişana (Oradea), Romania |
| Cristal Atlético Clube (Macapá), Brazil |
| Crockenhill, England |
| Croft, England |
| Crofton, England |
| Cromer, England |
| Cromptons Recreation, England |
| Crook Colliery Welfare, England |
| Crook Town AFC (Crook), England |
| Crookhall Colliery Welfare, England |
| Crookhall Rovers, England |
| Cross Keys, England |
| Crossens, England |
| Crossing (Elewijt), Belgium |
| Crosswell's Brewery, England |
| Croston, England |
| Crotone (Crotone), Italy |
| Crouch End, England |
| Crouch End Vampires, England |
| Crowborough Athletic (Crowborough), England |
| Crown & Manor, England |
| Croydon, England |
| Croydon (London), England |
| Croydon Athletic (London), England |
| Croydon Common (London), England |
| Croydon Park, England |
| Croydon Rovers, England |
| Croydon Wanderers, England |
| Crucero del Norte (Garupá), Argentina |
| Crusaders (Belfast), Northern Ireland |
| Crusaders (London), England |
 | Cruz Azul (México), Mexico |
| Cruzeiro (Belo Horizonte), Brazil |
| Cruzeiro do Sul (Brasília), Brazil |
 | Crvena Zvezda (Belgrade), Serbia |
 | Crvena Zvezda (Belgrade), Serbia and Montenegro |
| Crvena Zvezda (Belgrade), Yugoslavia |
| Crystal Palace (London), England |
| Crystal Palace Engineers, England |
| CS Constantine (Constantine), Algeria |
| CS La Mancha (Pointe-Noire), Congo |
| CS Mindelense (Mindelo), Cape Verde |
| CS Mont-Royal Outremont (Montreal), Canada |
 | CS Sant-Denis (Sant-Denis), Réunion |
| CS Sfaxien (Sfax), Tunisia |
| CSA (Maceió), Brazil |
| CSCA-Rapid (Chişinău), Moldova |
 | Csepel (Budapest), Hungary |
| CSKA (Almaty), Kazakhstan |
| CSKA (Kyiv), Ukraine |
| CSKA (Moscow), Russia |
| CSKA (Moscow), USSR |
| CSKA (Sofia), Bulgaria |
 | CSKA (Yerevan), Armenia |
| CSKA 1948 (Sofia), Bulgaria |
| CSKA-2 (Kyiv), Ukraine |
| CSKA-2 (Moscow), Russia |
| CSKA-2 (Moscow), Russia |
| CSKA-2 (Moscow), USSR |
| CSKA-3 (Moscow), USSR |
 | CSKA-Pamir (Dushanbe), Tajikistan |
| CSKA-Zhiger (Almaty), Kazakhstan |
| CSMS (Iași), Romania |
| CSP (João Pessoa), Brazil |
| CSS Richard Toll (Richard Toll), Senegal |
 | Cúcuta Deportivo (Cúcuta), Colombia |
| Cudworth St Mary's, England |
| Cudworth Village, England |
| Cuiabá Esporte Clube (Cuiabá), Brazil |
| Čukarički (Belgrade), Serbia |
| Čukarički (Belgrade), Serbia and Montenegro |
| Čukarički (Belgrade), Yugoslavia |
| Cullompton Rangers (Cullompton), England |
| Curepipe Starlight (Curepipe), Mauritius |
| Curicó Unido (Curicó), Chile |
| Curzon Ashton (Ashton-under-Lyne), England |
| Cusco (Cusco), Peru |
| Custom House, England |
| Customs, Vietnam |
| Cuxhaven (Cuxhaven), FRG |
| Cwmbran Town (Cwmbran), Wales |
| CWS Silvertown, England |
| Cygne Noir (Basse-Terre), Guadeloupe |
| Czarni (Lwów), Poland |
| Czuwaj (Przemyśl), Poland |
