Postcodes in Cardiff page 126 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
CF3 0YG	Trowbridge	51.523789	-3.097849	323930	181113	ST239811
CF3 0YH	Trowbridge	51.530069	-3.086914	324699	181800	ST246818
CF3 0YJ	Llanrumney	51.519636	-3.119571	322416	180674	ST224806
CF3 0YL	Llanrumney	51.519636	-3.119571	322416	180674	ST224806
CF3 0YN	Llanrumney	51.519636	-3.119571	322416	180674	ST224806
CF3 0YP	Trowbridge	51.530069	-3.086914	324699	181800	ST246818
CF3 0YQ	Trowbridge	51.530069	-3.086914	324699	181800	ST246818
CF3 0YR	Llanrumney	51.519636	-3.119571	322416	180674	ST224806
CF3 0YS	Trowbridge	51.524091	-3.098332	323897	181147	ST238811
CF3 0YT	Trowbridge	51.524091	-3.098332	323897	181147	ST238811
CF3 0YU	Llanrumney	51.519636	-3.119571	322416	180674	ST224806
CF3 0YW	Trowbridge	51.523474	-3.097899	323926	181078	ST239810
CF3 0YX	Trowbridge	51.530069	-3.086914	324699	181800	ST246818
CF3 0YY	Trowbridge	51.527933	-3.082567	324997	181558	ST249815
CF3 0YZ	Trowbridge	51.530478	-3.093195	324264	181852	ST242818
CF3 0ZA	Trowbridge	51.523396	-3.097638	323944	181069	ST239810
CF3 0ZD	Trowbridge	51.530002	-3.09412	324199	181800	ST241818
CF3 0ZF	Trowbridge	51.530478	-3.093195	324264	181852	ST242818
CF3 0ZR	Trowbridge	51.530478	-3.093195	324264	181852	ST242818
CF3 0ZS	Llanrumney	51.519627	-3.119571	322416	180673	ST224806
CF3 0ZX	Llanrumney	51.519636	-3.119571	322416	180674	ST224806
CF3 1AA	Trowbridge	51.517671	-3.108756	323163	180444	ST231804
CF3 1AB	Trowbridge	51.517761	-3.108744	323164	180454	ST231804
CF3 1BX	Trowbridge	51.517752	-3.108743	323164	180453	ST231804
CF3 1DW	Trowbridge	51.51168	-3.110959	323000	179780	ST230797
CF3 1DX	Trowbridge	51.511228	-3.110228	323050	179729	ST230797
CF3 1DZ	Trowbridge	51.511786	-3.112071	322923	179793	ST229797
CF3 1EL	Trowbridge	51.507419	-3.105107	323399	179300	ST233793
CF3 1EY	Rumney	51.505868	-3.116913	322577	179140	ST225791
CF3 1JA	Rumney	51.51363	-3.113904	322799	180000	ST227800
CF3 1NP	Pontprennau and Old St Mellons	51.52115	-3.113612	322832	180836	ST228808
CF3 1NR	Pontprennau and Old St Mellons	51.52199	-3.113229	322860	180929	ST228809
CF3 1NT	Trowbridge	51.520392	-3.112008	322942	180750	ST229807
CF3 1PZ	Rumney	51.513803	-3.114628	322749	180020	ST227800
CF3 1QA	Rumney	51.510442	-3.118221	322494	179650	ST224796
CF3 1QB	Rumney	51.511849	-3.116757	322598	179805	ST225798
CF3 1QD	Rumney	51.513147	-3.11454	322754	179947	ST227799
CF3 1QE	Rumney	51.510085	-3.117881	322517	179610	ST225796
CF3 1QF	Rumney	51.512908	-3.114174	322779	179920	ST227799
CF3 1QG	Rumney	51.510281	-3.119039	322437	179633	ST224796
CF3 1QH	Trowbridge	51.51413	-3.111437	322971	180053	ST229800
CF3 1QJ	Trowbridge	51.514701	-3.113757	322811	180119	ST228801
CF3 1QL	Trowbridge	51.51376	-3.112538	322894	180013	ST228800
CF3 1QN	Rumney	51.513771	-3.113258	322844	180015	ST228800
CF3 1QQ	Rumney	51.519213	-3.113074	322866	180620	ST228806
CF3 1QR	Trowbridge	51.515755	-3.11361	322823	180236	ST228802
CF3 1QS	Trowbridge	51.519096	-3.11212	322932	180606	ST229806
CF3 1QT	Trowbridge	51.520659	-3.111351	322988	180779	ST229807
CF3 1QU	Trowbridge	51.517591	-3.106823	323297	180433	ST232804
CF3 1QW	Trowbridge	51.519454	-3.109491	323115	180643	ST231806
CF3 1QX	Trowbridge	51.517816	-3.107707	323236	180459	ST232804
CF3 1QY	Trowbridge	51.51757	-3.108033	323213	180432	ST232804
CF3 1QZ	Trowbridge	51.520426	-3.1094	323123	180751	ST231807
CF3 1RA	Trowbridge	51.520304	-3.108979	323152	180737	ST231807
CF3 1RB	Trowbridge	51.520061	-3.10805	323216	180709	ST232807
CF3 1RD	Trowbridge	51.519454	-3.107589	323247	180641	ST232806
CF3 1RE	Trowbridge	51.519238	-3.106647	323312	180616	ST233806
CF3 1RF	Trowbridge	51.520443	-3.110438	323051	180754	ST230807
CF3 1RG	Trowbridge	51.518777	-3.111593	322968	180570	ST229805
CF3 1RH	Trowbridge	51.518835	-3.111177	322997	180576	ST229805
CF3 1RJ	Trowbridge	51.517633	-3.111868	322947	180443	ST229804
CF3 1RL	Trowbridge	51.519149	-3.110349	323055	180610	ST230806
CF3 1RN	Trowbridge	51.51837	-3.110027	323076	180523	ST230805
CF3 1RP	Trowbridge	51.51567	-3.108347	323188	180221	ST231802
CF3 1RQ	Trowbridge	51.516658	-3.109437	323114	180332	ST231803
CF3 1RR	Trowbridge	51.517118	-3.112129	322928	180386	ST229803
CF3 1RS	Trowbridge	51.518046	-3.109024	323145	180486	ST231804
CF3 1RT	Trowbridge	51.518489	-3.108819	323160	180535	ST231805
CF3 1RU	Trowbridge	51.516623	-3.112117	322928	180331	ST229803
CF3 1RW	Trowbridge	51.515326	-3.11334	322841	180188	ST228801
CF3 1RX	Trowbridge	51.515818	-3.110772	323020	180240	ST230802
CF3 1RY	Trowbridge	51.515485	-3.112709	322885	180205	ST228802
CF3 1RZ	Trowbridge	51.515378	-3.11164	322959	180192	ST229801
CF3 1SA	Trowbridge	51.517023	-3.107933	323219	180371	ST232803
CF3 1SB	Rumney	51.511683	-3.116292	322630	179786	ST226797
CF3 1SD	Trowbridge	51.515307	-3.108641	323167	180181	ST231801
CF3 1SE	Trowbridge	51.514279	-3.112795	322877	180071	ST228800
CF3 1SF	Trowbridge	51.515725	-3.110121	323065	180229	ST230802
CF3 1SG	Trowbridge	51.514488	-3.111662	322956	180093	ST229800
CF3 1SH	Trowbridge	51.516613	-3.10752	323247	180325	ST232803
CF3 1SJ	Trowbridge	51.518623	-3.106977	323288	180548	ST232805
CF3 1SL	Trowbridge	51.518226	-3.10717	323274	180504	ST232805
CF3 1SN	Trowbridge	51.517718	-3.106682	323307	180447	ST233804
CF3 1SP	Trowbridge	51.516878	-3.105162	323411	180352	ST234803
CF3 1SQ	Trowbridge	51.517562	-3.106015	323353	180429	ST233804
CF3 1SR	Trowbridge	51.51707	-3.105758	323370	180374	ST233803
CF3 1SS	Trowbridge	51.516604	-3.105559	323383	180322	ST233803
CF3 1ST	Trowbridge	51.515156	-3.102728	323577	180158	ST235801
CF3 1SU	Trowbridge	51.51631	-3.107195	323269	180291	ST232802
CF3 1SW	Trowbridge	51.515617	-3.106299	323330	180213	ST233802
CF3 1SX	Trowbridge	51.514577	-3.109862	323081	180101	ST230801
CF3 1SY	Trowbridge	51.515006	-3.108143	323201	180147	ST232801
CF3 1SZ	Trowbridge	51.515396	-3.105948	323354	180188	ST233801
CF3 1TA	Trowbridge	51.514631	-3.106016	323348	180103	ST233801
CF3 1TB	Trowbridge	51.515311	-3.109174	323130	180182	ST231801
CF3 1TD	Trowbridge	51.515938	-3.103713	323510	180246	ST235802
CF3 1TE	Trowbridge	51.515966	-3.102705	323580	180248	ST235802
CF3 1TF	Trowbridge	51.51465	-3.104935	323423	180104	ST234801
CF3 1TG	Trowbridge	51.514789	-3.103584	323517	180118	ST235801
CF3 1TH	Rumney	51.504256	-3.119092	322423	178963	ST224789

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