Postcodes in Cardiff page 101 Unitary Authority

This page provides postcode data for the Cardiff UK Unitary Authority.

In 2021, Cardiff contained approximately 147,300 households with a population of about 362,400

In 2011, Cardiff contained approximately 142,598 households with a population of about 346,191

Wards in this Unitary Authority

Adamsdown , Butetown , Caerau , Canton , Cathays , Cyncoed , Ely , Fairwater , Gabalfa , Grangetown , Heath , Lisvane and Thornhill , Llandaff , Llandaff North , Llanishen , Llanrumney , Pentwyn , Pentyrch and St Fagans , Penylan , Plasnewydd , Pontprennau and Old St Mellons , Radyr , Rhiwbina , Riverside , Rumney , Splott , Trowbridge , Whitchurch and Tongwynlais

Parishes in this Unitary Authority

Adamsdown , Butetown , Caerau , Canton , Castle , Cathays , Cyncoed , Ely , Fairwater , Gabalfa , Grangetown , Heath , Lisvane , Llandaff , Llandaff North , Llanedeyrn , Llanishen , Llanrumney , Old St. Mellons , Pentwyn , Pentyrch , Penylan , Pontcanna , Pontprennau , Radyr and Morganstown , Rhiwbina , Riverside , Roath , Rumney , Splott , St. Fagans , Thornhill , Tongwynlais , Tremorfa , Trowbridge , Whitchurch

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Postcode	Ward	Latitude	Longitude	Easting	Northing	Grid ref
CF23 5YA	Penylan	51.500176	-3.161392	319480	178555	ST194785
CF23 5YB	Penylan	51.505031	-3.165968	319171	179100	ST191791
CF23 5YD	Penylan	51.50115	-3.165638	319187	178668	ST191786
CF23 5YF	Penylan	51.50115	-3.165638	319187	178668	ST191786
CF23 5YG	Penylan	51.501497	-3.160504	319544	178701	ST195787
CF23 5YH	Trowbridge	51.502015	-3.117366	322539	178712	ST225787
CF23 5YJ	Penylan	51.50115	-3.165638	319187	178668	ST191786
CF23 5YN	Penylan	51.50115	-3.165638	319187	178668	ST191786
CF23 5YQ	Penylan	51.50115	-3.165638	319187	178668	ST191786
CF23 5YU	Trowbridge	51.502015	-3.117366	322539	178712	ST225787
CF23 5YW	Trowbridge	51.502015	-3.117381	322538	178712	ST225787
CF23 5ZE	Trowbridge	51.502015	-3.117366	322539	178712	ST225787
CF23 6AB	Cyncoed	51.507932	-3.171748	318775	179429	ST187794
CF23 6AD	Cyncoed	51.510027	-3.165389	319220	179655	ST192796
CF23 6AE	Cyncoed	51.508667	-3.165628	319201	179504	ST192795
CF23 6AF	Cyncoed	51.511763	-3.165376	319224	179848	ST192798
CF23 6AG	Cyncoed	51.513609	-3.164213	319308	180052	ST193800
CF23 6AH	Cyncoed	51.515657	-3.164409	319298	180280	ST192802
CF23 6AJ	Cyncoed	51.517191	-3.164722	319279	180451	ST192804
CF23 6AL	Cyncoed	51.518596	-3.164542	319294	180607	ST192806
CF23 6AN	Cyncoed	51.508636	-3.171507	318793	179507	ST187795
CF23 6AP	Cyncoed	51.509199	-3.167285	319087	179565	ST190795
CF23 6AQ	Cyncoed	51.507874	-3.172107	318750	179423	ST187794
CF23 6AR	Cyncoed	51.508794	-3.167346	319082	179520	ST190795
CF23 6AS	Cyncoed	51.50952	-3.167567	319068	179601	ST190796
CF23 6AT	Cyncoed	51.508171	-3.166682	319127	179450	ST191794
CF23 6AU	Penylan	51.505325	-3.163526	319341	179130	ST193791
CF23 6AW	Penylan	51.502861	-3.16087	319521	178853	ST195788
CF23 6AX	Cyncoed	51.507965	-3.169314	318944	179430	ST189794
CF23 6AY	Cyncoed	51.508122	-3.167992	319036	179446	ST190794
CF23 6BL	Penylan	51.508595	-3.164704	319265	179495	ST192794
CF23 6BN	Cyncoed	51.510564	-3.164712	319268	179714	ST192797
CF23 6BP	Cyncoed	51.512225	-3.164149	319310	179898	ST193798
CF23 6BQ	Cyncoed	51.514039	-3.163431	319363	180099	ST193800
CF23 6BR	Cyncoed	51.513138	-3.162745	319409	179998	ST194799
CF23 6BS	Cyncoed	51.512295	-3.163372	319364	179905	ST193799
CF23 6BT	Cyncoed	51.51129	-3.164067	319314	179794	ST193797
CF23 6BU	Cyncoed	51.510761	-3.163967	319320	179735	ST193797
CF23 6DD	Cyncoed	51.515943	-3.173582	318662	180322	ST186803
CF23 6DE	Cyncoed	51.511894	-3.172095	318758	179870	ST187798
CF23 6DF	Cyncoed	51.514529	-3.172926	318705	180164	ST187801
CF23 6DG	Cyncoed	51.511961	-3.172601	318723	179878	ST187798
CF23 6DH	Cyncoed	51.514608	-3.171357	318814	180171	ST188801
CF23 6DJ	Cyncoed	51.513887	-3.170604	318865	180090	ST188800
CF23 6DL	Cyncoed	51.514838	-3.169893	318916	180195	ST189801
CF23 6DN	Cyncoed	51.515481	-3.172158	318760	180269	ST187802
CF23 6DP	Cyncoed	51.511649	-3.171425	318804	179842	ST188798
CF23 6DQ	Cyncoed	51.51046	-3.17066	318855	179709	ST188797
CF23 6DR	Cyncoed	51.512419	-3.170811	318848	179927	ST188799
CF23 6DS	Cyncoed	51.510983	-3.16965	318926	179766	ST189797
CF23 6DT	Cyncoed	51.510825	-3.171102	318825	179750	ST188797
CF23 6DU	Cyncoed	51.509471	-3.172493	318726	179601	ST187796
CF23 6DW	Cyncoed	51.509884	-3.171625	318787	179646	ST187796
CF23 6DX	Cyncoed	51.509458	-3.172882	318699	179600	ST186796
CF23 6DZ	Cyncoed	51.51472	-3.170006	318908	180182	ST189801
CF23 6EA	Cyncoed	51.516285	-3.175421	318535	180362	ST185803
CF23 6EB	Cyncoed	51.515371	-3.169619	318936	180254	ST189802
CF23 6ED	Cyncoed	51.515296	-3.169069	318974	180245	ST189802
CF23 6EE	Cyncoed	51.518322	-3.178529	318323	180592	ST183805
CF23 6EF	Cyncoed	51.516694	-3.175864	318505	180408	ST185804
CF23 6EG	Cyncoed	51.518982	-3.177206	318416	180664	ST184806
CF23 6EH	Cyncoed	51.516821	-3.173879	318643	180420	ST186804
CF23 6EJ	Cyncoed	51.516219	-3.171197	318828	180350	ST188803
CF23 6EL	Cyncoed	51.515049	-3.166728	319136	180215	ST191802
CF23 6EN	Cyncoed	51.516455	-3.17361	318661	180379	ST186803
CF23 6EP	Cyncoed	51.515804	-3.171273	318822	180304	ST188803
CF23 6EQ	Cyncoed	51.514715	-3.166893	319124	180178	ST191801
CF23 6ER	Cyncoed	51.517506	-3.171965	318777	180494	ST187804
CF23 6ES	Cyncoed	51.51536	-3.166261	319169	180249	ST191802
CF23 6ET	Cyncoed	51.513154	-3.165657	319207	180003	ST192800
CF23 6EU	Cyncoed	51.513331	-3.170431	318876	180028	ST188800
CF23 6EW	Cyncoed	51.513695	-3.169143	318966	180067	ST189800
CF23 6EX	Cyncoed	51.513732	-3.166306	319163	180068	ST191800
CF23 6EY	Cyncoed	51.514276	-3.168553	319008	180131	ST190801
CF23 6EZ	Cyncoed	51.513113	-3.169763	318922	180003	ST189800
CF23 6FH	Cyncoed	51.514684	-3.169154	318967	180177	ST189801
CF23 6HA	Cyncoed	51.513619	-3.166778	319130	180056	ST191800
CF23 6HB	Cyncoed	51.513205	-3.167733	319063	180011	ST190800
CF23 6HD	Cyncoed	51.513595	-3.167354	319090	180054	ST190800
CF23 6HE	Cyncoed	51.509706	-3.168739	318987	179623	ST189796
CF23 6HF	Cyncoed	51.511461	-3.167732	319060	179817	ST190798
CF23 6HG	Cyncoed	51.511205	-3.16725	319093	179788	ST190797
CF23 6HH	Cyncoed	51.51012	-3.166919	319114	179667	ST191796
CF23 6HJ	Cyncoed	51.512066	-3.166551	319143	179883	ST191798
CF23 6HL	Cyncoed	51.510636	-3.168345	319016	179726	ST190797
CF23 6HN	Cyncoed	51.511018	-3.16883	318983	179769	ST189797
CF23 6HP	Cyncoed	51.51014	-3.169413	318941	179672	ST189796
CF23 6HQ	Cyncoed	51.50963	-3.170985	318831	179617	ST188796
CF23 6HR	Cyncoed	51.509096	-3.170423	318869	179557	ST188795
CF23 6HS	Cyncoed	51.509243	-3.169245	318951	179572	ST189795
CF23 6HT	Cyncoed	51.518331	-3.179409	318262	180594	ST182805
CF23 6JA	Cyncoed	51.519851	-3.177545	318394	180761	ST183807
CF23 6JB	Cyncoed	51.520199	-3.166096	319189	180787	ST191807
CF23 6JD	Cyncoed	51.519083	-3.166197	319180	180663	ST191806
CF23 6JE	Cyncoed	51.519031	-3.169626	318942	180661	ST189806
CF23 6JF	Cyncoed	51.519208	-3.17172	318797	180683	ST187806
CF23 6JG	Cyncoed	51.519694	-3.166285	319175	180731	ST191807
CF23 6JH	Cyncoed	51.519468	-3.169032	318984	180709	ST189807
CF23 6JJ	Cyncoed	51.51954	-3.171787	318793	180720	ST187807
CF23 6JL	Cyncoed	51.519923	-3.170312	318896	180761	ST188807

Contains OS data © Crown copyright and database right 2025
Contains Royal Mail data © Royal Mail copyright and database right 2025
Contains National Statistics data © Crown copyright and database rights 2025
Source: Office for National Statistics licensed under the Open Government Licence v.3.0
Contains data from Wikipedia covered by the Creative Commons license