Postcodes in Cardiff page 108 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 9LU	Pentwyn	51.516193	-3.155675	319905	180330	ST199803
CF23 9LW	Pentwyn	51.515597	-3.155905	319888	180264	ST198802
CF23 9LX	Pentwyn	51.515031	-3.155862	319890	180201	ST198802
CF23 9LY	Pentwyn	51.5144	-3.154203	320004	180129	ST200801
CF23 9LZ	Pentwyn	51.514819	-3.153608	320046	180175	ST200801
CF23 9NA	Pentwyn	51.513835	-3.155875	319887	180068	ST198800
CF23 9NB	Penylan	51.500471	-3.149687	320293	178575	ST202785
CF23 9ND	Pentwyn	51.518363	-3.150729	320252	180566	ST202805
CF23 9NE	Pentwyn	51.51798	-3.150388	320275	180523	ST202805
CF23 9NF	Pentwyn	51.518668	-3.149036	320370	180598	ST203805
CF23 9NG	Pentwyn	51.518536	-3.147808	320455	180582	ST204805
CF23 9NH	Pentwyn	51.517954	-3.148456	320409	180518	ST204805
CF23 9NJ	Pentwyn	51.517528	-3.148806	320384	180471	ST203804
CF23 9NL	Pentwyn	51.515384	-3.151086	320222	180235	ST202802
CF23 9NN	Pentwyn	51.516077	-3.149173	320356	180310	ST203803
CF23 9NP	Pentwyn	51.517047	-3.147424	320479	180416	ST204804
CF23 9NQ	Pentwyn	51.518043	-3.146671	320533	180526	ST205805
CF23 9NR	Pentwyn	51.517773	-3.1458	320593	180495	ST205804
CF23 9NS	Pentwyn	51.51731	-3.145385	320621	180443	ST206804
CF23 9NT	Pentwyn	51.516199	-3.147735	320456	180322	ST204803
CF23 9NU	Pentwyn	51.515467	-3.148984	320368	180242	ST203802
CF23 9NW	Pentwyn	51.51471	-3.149225	320350	180158	ST203801
CF23 9NX	Pentwyn	51.517286	-3.149693	320322	180445	ST203804
CF23 9NY	Penylan	51.498259	-3.154284	319970	178334	ST199783
CF23 9NZ	Pentwyn	51.514832	-3.146764	320521	180169	ST205801
CF23 9PA	Pentwyn	51.515873	-3.146055	320572	180284	ST205802
CF23 9PB	Pentwyn	51.51466	-3.145967	320576	180149	ST205801
CF23 9PD	Pentwyn	51.514821	-3.144285	320693	180165	ST206801
CF23 9PE	Pentwyn	51.512253	-3.152189	320140	179888	ST201798
CF23 9PF	Pentwyn	51.513946	-3.150027	320293	180074	ST202800
CF23 9PG	Pentwyn	51.513684	-3.148392	320406	180043	ST204800
CF23 9PH	Pentwyn	51.513827	-3.14756	320464	180058	ST204800
CF23 9PJ	Pentwyn	51.513391	-3.14703	320500	180009	ST205800
CF23 9PL	Pentwyn	51.513226	-3.152905	320092	179997	ST200799
CF23 9PN	Pentwyn	51.512829	-3.152103	320147	179952	ST201799
CF23 9PP	Pentwyn	51.515938	-3.15234	320136	180298	ST201802
CF23 9PQ	Pentwyn	51.516151	-3.153512	320055	180323	ST200803
CF23 9PR	Pentwyn	51.516729	-3.15236	320136	180386	ST201803
CF23 9PS	Pentwyn	51.517664	-3.152398	320135	180490	ST201804
CF23 9PT	Pentwyn	51.516951	-3.15359	320051	180412	ST200804
CF23 9PU	Pentwyn	51.517523	-3.153893	320031	180476	ST200804
CF23 9PW	Pentwyn	51.51763	-3.154904	319961	180489	ST199804
CF23 9PX	Pentwyn	51.518236	-3.155424	319926	180557	ST199805
CF23 9PY	Pentwyn	51.518302	-3.153336	320071	180562	ST200805
CF23 9PZ	Pentwyn	51.507806	-3.148071	320418	179389	ST204793
CF23 9QA	Pentwyn	51.508126	-3.154909	319944	179432	ST199794
CF23 9QB	Pentwyn	51.507738	-3.155893	319875	179390	ST198793
CF23 9UE	Penylan	51.498233	-3.142226	320807	178318	ST208783
CF23 9UF	Penylan	51.499125	-3.142997	320755	178418	ST207784
CF23 9UL	Pentwyn	51.516301	-3.151037	320227	180337	ST202803
CF23 9UN	Pentwyn	51.508486	-3.152973	320079	179470	ST200794
CF23 9UP	Pentwyn	51.517498	-3.147306	320488	180466	ST204804
CF23 9UR	Penylan	51.500001	-3.144374	320661	178517	ST206785
CF23 9US	Pentwyn	51.512915	-3.149727	320312	179959	ST203799
CF23 9UT	Pentwyn	51.516653	-3.146348	320553	180371	ST205803
CF23 9UU	Pentwyn	51.516838	-3.146713	320528	180392	ST205803
CF23 9UW	Pentwyn	51.516429	-3.147178	320495	180347	ST204803
CF23 9UZ	Penylan	51.497498	-3.148416	320376	178243	ST203782
CF23 9WA	Pentwyn	51.508441	-3.153001	320077	179465	ST200794
CF23 9WB	Penylan	51.497498	-3.148416	320376	178243	ST203782
CF23 9WD	Pentwyn	51.508441	-3.153001	320077	179465	ST200794
CF23 9WE	Pentwyn	51.508441	-3.153001	320077	179465	ST200794
CF23 9WF	Pentwyn	51.508441	-3.153001	320077	179465	ST200794
CF23 9WH	Trowbridge	51.502015	-3.117381	322538	178712	ST225787
CF23 9WQ	Trowbridge	51.502015	-3.117366	322539	178712	ST225787
CF23 9XA	Penylan	51.496487	-3.147901	320410	178130	ST204781
CF23 9XB	Penylan	51.496059	-3.151232	320178	178086	ST201780
CF23 9XE	Penylan	51.497332	-3.147951	320408	178224	ST204782
CF23 9XF	Pentwyn	51.508455	-3.147036	320491	179460	ST204794
CF23 9XG	Penylan	51.496147	-3.151393	320167	178096	ST201780
CF23 9XH	Penylan	51.495991	-3.148954	320336	178076	ST203780
CF23 9XL	Penylan	51.498794	-3.14551	320580	178384	ST205783
CF23 9XN	Penylan	51.495477	-3.14825	320384	178018	ST203780
CF23 9XP	Penylan	51.49933	-3.144976	320618	178443	ST206784
CF23 9XQ	Trowbridge	51.502015	-3.117366	322539	178712	ST225787
CF23 9XR	Penylan	51.497627	-3.149932	320271	178259	ST202782
CF23 9XT	Trowbridge	51.514154	-3.110832	323013	180055	ST230800
CF23 9XU	Penylan	51.497915	-3.146237	320528	178287	ST205782
CF23 9XW	Penylan	51.497325	-3.14677	320490	178222	ST204782
CF23 9XX	Penylan	51.498133	-3.146026	320543	178311	ST205783
CF23 9XY	Pentwyn	51.508441	-3.153001	320077	179465	ST200794
CF23 9YA	Penylan	51.494446	-3.145126	320599	177900	ST205779
CF23 9YB	Penylan	51.49542	-3.143869	320688	178007	ST206780
CF23 9YD	Trowbridge	51.502015	-3.117381	322538	178712	ST225787
CF23 9YE	Trowbridge	51.502015	-3.117366	322539	178712	ST225787
CF23 9YF	Penylan	51.500399	-3.145133	320609	178562	ST206785
CF23 9YG	Penylan	51.499718	-3.141168	320883	178482	ST208784
CF23 9YH	Trowbridge	51.502015	-3.117366	322539	178712	ST225787
CF23 9YJ	Trowbridge	51.502015	-3.117381	322538	178712	ST225787
CF23 9YN	Penylan	51.495706	-3.142219	320803	178037	ST208780
CF23 9YP	Penylan	51.499727	-3.144799	320631	178487	ST206784
CF23 9YQ	Trowbridge	51.502015	-3.117366	322539	178712	ST225787
CF23 9YR	Pentwyn	51.508441	-3.153001	320077	179465	ST200794
CF23 9YS	Pentwyn	51.508441	-3.153001	320077	179465	ST200794
CF23 9YU	Trowbridge	51.502015	-3.117366	322539	178712	ST225787
CF23 9ZP	Trowbridge	51.502015	-3.117366	322539	178712	ST225787
CF23 9ZQ	Trowbridge	51.502015	-3.117366	322539	178712	ST225787
CF23 9ZT	Trowbridge	51.502015	-3.117366	322539	178712	ST225787
CF24 0AA	Plasnewydd	51.48415	-3.167912	318999	176780	ST189767
CF24 0AB	Plasnewydd	51.485052	-3.165832	319145	176878	ST191768

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