Postcodes in Cardiff page 106 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 8RU	Pontprennau and Old St Mellons	51.53978	-3.132438	321558	182928	ST215829
CF23 8RW	Pontprennau and Old St Mellons	51.540922	-3.138969	321107	183062	ST211830
CF23 8RX	Pontprennau and Old St Mellons	51.54169	-3.134821	321396	183143	ST213831
CF23 8SA	Pontprennau and Old St Mellons	51.532165	-3.153615	320076	182104	ST200821
CF23 8SB	Pontprennau and Old St Mellons	51.530879	-3.152703	320137	181960	ST201819
CF23 8SD	Pontprennau and Old St Mellons	51.531661	-3.149954	320329	182044	ST203820
CF23 8SE	Pontprennau and Old St Mellons	51.531971	-3.151389	320230	182080	ST202820
CF23 8SF	Pontprennau and Old St Mellons	51.532541	-3.155542	319943	182148	ST199821
CF23 8SG	Pontprennau and Old St Mellons	51.531807	-3.156128	319901	182067	ST199820
CF23 8SH	Pontprennau and Old St Mellons	51.531591	-3.155229	319963	182042	ST199820
CF23 8SJ	Pontprennau and Old St Mellons	51.531124	-3.15428	320028	181989	ST200819
CF23 8SL	Pontprennau and Old St Mellons	51.533327	-3.151553	320221	182231	ST202822
CF23 8SN	Pontprennau and Old St Mellons	51.5321	-3.152906	320125	182096	ST201820
CF23 8SP	Pontprennau and Old St Mellons	51.531248	-3.155408	319950	182004	ST199820
CF23 8SQ	Pontprennau and Old St Mellons	51.530496	-3.150458	320292	181915	ST202819
CF23 8WA	Trowbridge	51.502015	-3.117366	322539	178712	ST225787
CF23 8WB	Trowbridge	51.502015	-3.117381	322538	178712	ST225787
CF23 8WD	Pontprennau and Old St Mellons	51.540109	-3.13471	321401	182967	ST214829
CF23 8WE	Pontprennau and Old St Mellons	51.540109	-3.13471	321401	182967	ST214829
CF23 8WF	Pontprennau and Old St Mellons	51.540109	-3.13471	321401	182967	ST214829
CF23 8WG	Pontprennau and Old St Mellons	51.540109	-3.13471	321401	182967	ST214829
CF23 8WH	Pontprennau and Old St Mellons	51.540109	-3.13471	321401	182967	ST214829
CF23 8WJ	Trowbridge	51.502015	-3.117381	322538	178712	ST225787
CF23 8WL	Pontprennau and Old St Mellons	51.540109	-3.13471	321401	182967	ST214829
CF23 8WN	Trowbridge	51.502015	-3.117381	322538	178712	ST225787
CF23 8WR	Trowbridge	51.502015	-3.117381	322538	178712	ST225787
CF23 8WS	Trowbridge	51.502015	-3.117381	322538	178712	ST225787
CF23 8WT	Trowbridge	51.502015	-3.117366	322539	178712	ST225787
CF23 8WU	Pontprennau and Old St Mellons	51.540109	-3.13471	321401	182967	ST214829
CF23 8WW	Trowbridge	51.502015	-3.117366	322539	178712	ST225787
CF23 8WX	Trowbridge	51.502015	-3.117381	322538	178712	ST225787
CF23 8WY	Trowbridge	51.502015	-3.117366	322539	178712	ST225787
CF23 8XA	Pentwyn	51.526652	-3.135226	321342	181471	ST213814
CF23 8XB	Trowbridge	51.502015	-3.117366	322539	178712	ST225787
CF23 8XE	Pentwyn	51.528492	-3.136511	321256	181677	ST212816
CF23 8XF	Pontprennau and Old St Mellons	51.534006	-3.135365	321345	182289	ST213822
CF23 8XG	Pontprennau and Old St Mellons	51.539471	-3.134665	321403	182896	ST214828
CF23 8XH	Pontprennau and Old St Mellons	51.539254	-3.13564	321335	182873	ST213828
CF23 8XJ	Pontprennau and Old St Mellons	51.53039	-3.131743	321590	181883	ST215818
CF23 8XL	Pontprennau and Old St Mellons	51.531147	-3.141767	320896	181978	ST208819
CF23 8XN	Pentwyn	51.529529	-3.137099	321217	181793	ST212817
CF23 8XP	Pentwyn	51.529143	-3.136152	321282	181749	ST212817
CF23 8XQ	Pontprennau and Old St Mellons	51.529604	-3.133108	321494	181797	ST214817
CF23 8XR	Pontprennau and Old St Mellons	51.529745	-3.131554	321602	181811	ST216818
CF23 8XT	Trowbridge	51.502015	-3.117366	322539	178712	ST225787
CF23 8XW	Pentwyn	51.529336	-3.136619	321250	181771	ST212817
CF23 8YA	Trowbridge	51.502015	-3.117366	322539	178712	ST225787
CF23 8YB	Trowbridge	51.502015	-3.117381	322538	178712	ST225787
CF23 8YJ	Pontprennau and Old St Mellons	51.533874	-3.141504	320919	182281	ST209822
CF23 8YL	Trowbridge	51.502015	-3.117366	322539	178712	ST225787
CF23 8YN	Pontprennau and Old St Mellons	51.533874	-3.141504	320919	182281	ST209822
CF23 8YP	Pontprennau and Old St Mellons	51.533768	-3.141371	320928	182269	ST209822
CF23 8YS	Trowbridge	51.502015	-3.117366	322539	178712	ST225787
CF23 8YX	Pentwyn	51.529143	-3.136152	321282	181749	ST212817
CF23 8YY	Trowbridge	51.502015	-3.117366	322539	178712	ST225787
CF23 8YZ	Trowbridge	51.502015	-3.117381	322538	178712	ST225787
CF23 8ZH	Trowbridge	51.502015	-3.117366	322539	178712	ST225787
CF23 8ZQ	Trowbridge	51.502015	-3.117381	322538	178712	ST225787
CF23 9AA	Penylan	51.496059	-3.143813	320693	178078	ST206780
CF23 9AB	Penylan	51.497669	-3.144747	320631	178258	ST206782
CF23 9AD	Penylan	51.49758	-3.142814	320765	178246	ST207782
CF23 9AE	Penylan	51.497395	-3.140548	320922	178223	ST209782
CF23 9AF	Penylan	51.498224	-3.138552	321062	178313	ST210783
CF23 9AG	Penylan	51.497936	-3.151395	320170	178295	ST201782
CF23 9AH	Penylan	51.498705	-3.15091	320205	178380	ST202783
CF23 9AJ	Penylan	51.498115	-3.152394	320101	178316	ST201783
CF23 9AL	Penylan	51.497515	-3.153113	320050	178250	ST200782
CF23 9AN	Penylan	51.497044	-3.147051	320470	178191	ST204781
CF23 9AP	Penylan	51.496279	-3.151641	320150	178111	ST201781
CF23 9AQ	Penylan	51.499248	-3.146011	320546	178435	ST205784
CF23 9AR	Penylan	51.498568	-3.159349	319619	178374	ST196783
CF23 9AS	Penylan	51.497329	-3.155514	319883	178232	ST198782
CF23 9AT	Penylan	51.497646	-3.155349	319895	178267	ST198782
CF23 9AU	Penylan	51.497099	-3.154226	319972	178205	ST199782
CF23 9AW	Penylan	51.49776	-3.15384	320000	178278	ST200782
CF23 9AX	Penylan	51.498608	-3.156267	319833	178375	ST198783
CF23 9AY	Penylan	51.497643	-3.151099	320190	178262	ST201782
CF23 9AZ	Penylan	51.498155	-3.155708	319871	178324	ST198783
CF23 9BA	Penylan	51.498094	-3.159164	319631	178321	ST196783
CF23 9BB	Penylan	51.499449	-3.149359	320314	178461	ST203784
CF23 9BD	Penylan	51.49951	-3.15325	320044	178472	ST200784
CF23 9BE	Penylan	51.498583	-3.153299	320039	178369	ST200783
CF23 9BF	Penylan	51.500596	-3.157974	319718	178598	ST197785
CF23 9BG	Penylan	51.498045	-3.156843	319792	178313	ST197783
CF23 9BH	Penylan	51.499727	-3.157621	319741	178501	ST197785
CF23 9BJ	Penylan	51.499355	-3.158015	319713	178460	ST197784
CF23 9BL	Penylan	51.501199	-3.158811	319661	178666	ST196786
CF23 9BN	Penylan	51.49936	-3.15934	319621	178462	ST196784
CF23 9BP	Penylan	51.498956	-3.159243	319627	178417	ST196784
CF23 9BQ	Penylan	51.500487	-3.158994	319647	178587	ST196785
CF23 9BR	Penylan	51.501125	-3.155438	319895	178654	ST198786
CF23 9BS	Penylan	51.501384	-3.155617	319883	178683	ST198786
CF23 9BT	Penylan	51.500115	-3.159316	319624	178546	ST196785
CF23 9BU	Penylan	51.501004	-3.157682	319739	178643	ST197786
CF23 9BW	Penylan	51.50149	-3.157637	319743	178697	ST197786
CF23 9BX	Penylan	51.498097	-3.150564	320228	178312	ST202783
CF23 9BY	Penylan	51.498756	-3.151214	320184	178386	ST201783
CF23 9BZ	Penylan	51.499182	-3.152723	320080	178435	ST200784
CF23 9DA	Penylan	51.499425	-3.156374	319827	178466	ST198784
CF23 9DB	Penylan	51.500316	-3.157232	319769	178566	ST197785

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