| Name | Country | Feature class | Latitude | Longitude | |
|---|---|---|---|---|---|
801  | Coity  Coity,Coyty | United Kingdom, Wales County Borough of Bridgend > Coity Higher | populated place population 41,352 | N 51° 31′ 19'' | W 3° 33′ 19'' |
| 802 | Codsall Codsall | United Kingdom, England Staffordshire > South Staffordshire District > Codsall | populated place population 11,860 | N 52° 37′ 47'' | W 2° 12′ 5'' |
| 803 | Codicote Codicote | United Kingdom, England Hertfordshire > North Hertfordshire District > Codicote | populated place population 10,938 | N 51° 51′ 1'' | W 0° 14′ 12'' |
| 804 | Cobham Church Cobham,Cobham | United Kingdom, England Surrey > Elmbridge District | populated place population 16,724 | N 51° 19′ 47'' | W 0° 24′ 40'' |
| 805 | Coalville Coalville,Koulvil,Коулвил | United Kingdom, England Leicestershire > North West Leicestershire | populated place population 37,661 | N 52° 43′ 20'' | W 1° 22′ 12'' |
806  | Loch Cluanie Cluanie,Loch Cluanie,Loch Clunie | United Kingdom, Scotland Highland | lake | N 57° 7′ 0'' | W 5° 5′ 0'' |
| 807 | Cleveleys | United Kingdom, England Lancashire > Wyre District | populated place population 15,000 | N 53° 52′ 39'' | W 3° 2′ 23'' |
| 808 | Cleethorpes Cleethorpes,Klitkhorps,Klitorpsas,Meggies,klytwrps,Клитхорпс,کلیتورپس | United Kingdom, England North East Lincolnshire > New Waltham | populated place population 38,996 | N 53° 33′ 37'' | W 0° 1′ 56'' |
| 809 | Cleckheaton Klekhitono | United Kingdom, England Kirklees > Mirfield | populated place population 27,393 | N 53° 43′ 26'' | W 1° 42′ 46'' |
810  | Clackmannanshire CLK,Clach Mhanainn,Clackmannan,Clackmannan County,Clackmannanensis,Clackmannanscir,Clackmannanscīr,C... | United Kingdom, Scotland Clackmannanshire | second-order administrative division population 52,110 | N 56° 10′ 0'' | W 3° 45′ 0'' |
| 811 | Cirencester Chirenchester,Cicester,Cirenceaster,Cirencester,Ciricestria,Sajrensester,Sajrunsestur,sairensesuta,s... | United Kingdom, England Gloucestershire > Cotswold District > Cirencester | populated place population 20,229 | N 51° 43′ 9'' | W 1° 58′ 17'' |
| 812 | Chorley Corlis,chwrly,Čorlis,چورلی | United Kingdom, England Lancashire > Chorley District | seat of a third-order administrative division population 33,888 | N 53° 39′ 0'' | W 2° 37′ 0'' |
| 813 | Choppington Choppington | United Kingdom, England Northumberland > North Bedlington | populated place population 3,001 | N 55° 9′ 0'' | W 1° 36′ 11'' |
| 814 | Loch Chon Loch Chon | United Kingdom, Scotland Stirling | lake | N 56° 13′ 0'' | W 4° 32′ 0'' |
| 815 | Chirk Cerkas,Chirk,Churk,Y Waun,Čerkas,Чърк | United Kingdom, Wales Wrexham > Chirk | populated place population 4,007 | N 52° 56′ 9'' | W 3° 3′ 26'' |
| 816 | Ongar Chipping Ongar,Ongar,chypyng awngar,چیپینگ اونگار | United Kingdom, England Essex > Epping Forest District > Ongar | populated place population 3,967 | N 51° 42′ 13'' | E 0° 14′ 43'' |
| 817 | Chippenham Chippenem,Chippenham,Cipenhamas,Cippanhamm,chypnham,tshbnham,Čipenhamas,Чиппенем,تشبنهام,چیپنهام | United Kingdom, England Wiltshire > Chippenham | seat of a third-order administrative division population 35,800 | N 51° 27′ 36'' | W 2° 7′ 29'' |
| 818 | Childwall | United Kingdom, England Liverpool | populated place population 13,640 | N 53° 23′ 49'' | W 2° 53′ 49'' |
| 819 | Chigwell Chigwell | United Kingdom, England Essex > Epping Forest District > Chigwell | populated place population 12,250 | N 51° 37′ 11'' | E 0° 4′ 33'' |
| 820 | Chester-le-Street chstr ly astryt,qie si te lei jie,چستر لی استریت,切斯特勒街 | United Kingdom, England Durham > North Lodge | populated place population 36,917 | N 54° 51′ 31'' | W 1° 34′ 26'' |
| 821 | Chessington Chessington,cesingtana,चेसिंग्टन | United Kingdom, England Greater London > Kingston upon Thames | populated place population 19,433 | N 51° 21′ 44'' | W 0° 18′ 15'' |
| 822 | Cheshunt Chesant,Cheshunt,chznt,qie sen te,Чесант,چزنت,切森特 | United Kingdom, England Hertfordshire > Broxbourne District | populated place population 43,680 | N 51° 42′ 0'' | W 0° 1′ 48'' |
| 823 | Chertsey Chertsey,chrtsy,qie te xi,چرتسی,切特西 | United Kingdom, England Surrey > Runnymede District | populated place population 15,967 | N 51° 23′ 17'' | W 0° 30′ 28'' |
| 824 | Chelsfield | United Kingdom, England Greater London > Bromley | populated place population 14,507 | N 51° 21′ 29'' | E 0° 7′ 39'' |
| 825 | Cheadle Hulme Cheadle Hulme,Chedl-Khalm,Cidilo-Hjumo,qi de er xiu mu,z'ydl hwlm,Ĉidilo-Hjumo,Чедл-Халм,צ'ידל הולם,... | United Kingdom, England Stockport | populated place population 28,952 | N 53° 22′ 33'' | W 2° 11′ 22'' |
| 826 | Cheadle Cheadle | United Kingdom, England Staffordshire > Staffordshire Moorlands > Cheadle | populated place population 11,404 | N 52° 59′ 0'' | W 1° 59′ 0'' |
| 827 | Charlton Kings | United Kingdom, England Gloucestershire > Cheltenham > Charlton Kings | populated place population 11,700 | N 51° 53′ 1'' | W 2° 2′ 32'' |
| 828 | Chard Chard,chard samrst,چارد، سامرست | United Kingdom, England Somerset > South Somerset District > Chard Town | populated place population 14,287 | N 50° 52′ 21'' | W 2° 57′ 57'' |
| 829 | Chapeltown Chapeltown,Chapletown,צ'אפלטון | United Kingdom, England Sheffield > Ecclesfield | populated place population 23,056 | N 53° 27′ 54'' | W 1° 28′ 19'' |
| 830 | Chaddesden Chaddesden,chaddesuden,チャッデスデン | United Kingdom, England Derby | populated place population 13,413 | N 52° 55′ 46'' | W 1° 26′ 3'' |
| 831 | Catford ka te fu de,卡特福德 | United Kingdom, England Greater London > Lewisham | seat of a third-order administrative division population 44,905 | N 51° 26′ 41'' | W 0° 1′ 13'' |
| 832 | Caterham | United Kingdom, England Surrey > Tandridge District > Caterham Valley | populated place population 20,957 | N 51° 16′ 56'' | W 0° 4′ 44'' |
833  | Castlewellan Forest Park | United Kingdom, Northern Ireland Newry Mourne and Down | park | N 54° 15′ 43'' | W 5° 57′ 14'' |
| 834 | Castle Semple Loch Castle Semple Loch | United Kingdom, Scotland | lake | N 55° 47′ 0'' | W 4° 36′ 0'' |
| 835 | Castlereagh An Caislean Riabhach,An Caisleán Riabhach | United Kingdom, Northern Ireland Belfast | seat of a second-order administrative division population 56,679 | N 54° 34′ 24'' | W 5° 53′ 5'' |
| 836 | Castlereagh CSR,Castlereagh | United Kingdom, Northern Ireland Castlereagh | historical second-order administrative division population 67,900 | N 54° 34′ 26'' | W 5° 52′ 14'' |
| 837 | Castleford Kasulford,kslfwrd,Касълфорд,کسلفورد | United Kingdom, England Wakefield | populated place population 45,106 | N 53° 43′ 33'' | W 1° 21′ 45'' |
| 838 | Castle Eden Dene Castle Eden Dene | United Kingdom, England | nature reserve | N 54° 45′ 0'' | W 1° 19′ 0'' |
| 839 | Carterton Carterton i Oxfordshire,kartrtwn aksfwrdshr,کارترتون، آکسفوردشر | United Kingdom, England Oxfordshire > West Oxfordshire District > Carterton | populated place population 15,680 | N 51° 45′ 32'' | W 1° 35′ 39'' |
| 840 | Carse of Gowrie Carse of Gowrie | United Kingdom, Scotland Perth and Kinross | area | N 56° 25′ 0'' | W 3° 11′ 0'' |
| 841 | Carrickfergus Carraig Fhearghais,Districtul Carrickfergus,Karikfergusas,Karikfurgus,Karrikfergus,ka li ke fu ge si... | United Kingdom, Northern Ireland Mid and East Antrim | seat of a second-order administrative division population 29,208 | N 54° 42′ 56'' | W 5° 48′ 20'' |
| 842 | Carrickfergus CKF,Carrickfergus,Comhairle Baile Charraig Fheargais | United Kingdom, Northern Ireland Carrickfergus | historical second-order administrative division population 39,000 | N 54° 45′ 0'' | W 5° 50′ 0'' |
| 843 | Carnoustie Carn Fheusda,Carn Fheusta,Carnoustie,Càrn Fheusda,Cárn Fheusta,Karnousti,Karnusti,kanuseuti,kanusuti... | United Kingdom, Scotland Angus | populated place population 11,310 | N 56° 30′ 9'' | W 2° 42′ 19'' |
| 844 | Carmarthenshire CMN,Caerfyrddin,Carmarthen,Carmarthenshire,County of Carmarthenshire,Karmartenshir,Karmartensyras,Ka... | United Kingdom, Wales Carmarthenshire | second-order administrative division population 190,800 | N 51° 50′ 0'' | W 4° 10′ 0'' |
| 845 | Carmarthen Caerfyrddin,Caermarthen,Carmarthen,Karmardenas,Karmarten,Karmartun,Karvyrdhin,ka ma sen,kamadeon,kam... | United Kingdom, Wales Carmarthenshire > Carmarthen | seat of a second-order administrative division population 15,854 | N 51° 51′ 19'' | W 4° 18′ 19'' |
| 846 | Carluke Carluke,Cathair MoLuaig,Karluk,Карлук | United Kingdom, Scotland South Lanarkshire | populated place population 13,810 | N 55° 44′ 9'' | W 3° 49′ 48'' |
| 847 | Carlingwark Loch Carlingwark Loch | United Kingdom, Scotland | lake | N 54° 55′ 0'' | W 3° 56′ 0'' |
| 848 | Ceredigion CGN,Cardiganshire,Ceredigion,County of Cardigan,County of Ceredigion,Sir Aberteifi,Sir Ceredigion | United Kingdom, Wales Ceredigion | second-order administrative division population 72,599 | N 52° 15′ 0'' | W 4° 0′ 0'' |
| 849 | Cardiff Arms Park Cardiff Arms Park,Parc yr Arfau | United Kingdom, Wales Cardiff > Castle | park | N 51° 28′ 47'' | W 3° 11′ 1'' |
| 850 | Campbeltown Balley Keeill Charane,CAL,Cammeltoun,Campbeltown,Ceann Loch Chille Chiarain,Ceann Loch Chille Chiará... | United Kingdom, Scotland Argyll and Bute | populated place population 4,500 | N 55° 25′ 33'' | W 5° 36′ 27'' |
by