Postcodes in Cardiff page 125 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 0LT	Trowbridge	51.52884	-3.0807	325128	181657	ST251816
CF3 0LU	Trowbridge	51.530015	-3.096528	324032	181804	ST240818
CF3 0LW	Trowbridge	51.530931	-3.087987	324626	181897	ST246818
CF3 0LX	Trowbridge	51.530203	-3.091862	324356	181820	ST243818
CF3 0LY	Trowbridge	51.527702	-3.095867	324074	181546	ST240815
CF3 0LZ	Trowbridge	51.527672	-3.09036	324456	181537	ST244815
CF3 0NA	Trowbridge	51.52906	-3.09293	324280	181694	ST242816
CF3 0NB	Trowbridge	51.528899	-3.093748	324223	181677	ST242816
CF3 0ND	Trowbridge	51.528651	-3.093396	324247	181649	ST242816
CF3 0NE	Trowbridge	51.527394	-3.092256	324324	181508	ST243815
CF3 0NF	Trowbridge	51.527743	-3.091457	324380	181546	ST243815
CF3 0NG	Trowbridge	51.527567	-3.092909	324279	181528	ST242815
CF3 0NH	Trowbridge	51.528607	-3.091377	324387	181642	ST243816
CF3 0NJ	Trowbridge	51.519053	-3.098542	323874	180587	ST238805
CF3 0NL	Trowbridge	51.528234	-3.090834	324424	181600	ST244816
CF3 0NN	Trowbridge	51.529041	-3.092065	324340	181691	ST243816
CF3 0NP	Trowbridge	51.518291	-3.098365	323885	180502	ST238805
CF3 0NQ	Trowbridge	51.518438	-3.098916	323847	180519	ST238805
CF3 0NR	Trowbridge	51.51962	-3.098512	323877	180650	ST238806
CF3 0NS	Trowbridge	51.525415	-3.106609	323325	181303	ST233813
CF3 0NT	Trowbridge	51.523381	-3.099223	323834	181069	ST238810
CF3 0NU	Trowbridge	51.518884	-3.092614	324285	180562	ST242805
CF3 0NW	Trowbridge	51.519346	-3.094124	324181	180615	ST241806
CF3 0NX	Trowbridge	51.518431	-3.091984	324328	180511	ST243805
CF3 0NY	Trowbridge	51.517827	-3.092185	324313	180444	ST243804
CF3 0NZ	Trowbridge	51.516221	-3.09366	324208	180267	ST242802
CF3 0PA	Trowbridge	51.523269	-3.09197	324337	181049	ST243810
CF3 0PB	Trowbridge	51.522291	-3.092696	324285	180941	ST242809
CF3 0PD	Trowbridge	51.52172	-3.093129	324254	180878	ST242808
CF3 0PE	Trowbridge	51.522803	-3.092751	324282	180998	ST242809
CF3 0PF	Trowbridge	51.522483	-3.091389	324376	180961	ST243809
CF3 0PG	Trowbridge	51.521888	-3.091547	324364	180895	ST243808
CF3 0PH	Trowbridge	51.51697	-3.093448	324224	180350	ST242803
CF3 0PJ	Trowbridge	51.51717	-3.095139	324107	180374	ST241803
CF3 0PL	Trowbridge	51.51583	-3.095092	324108	180225	ST241802
CF3 0PN	Trowbridge	51.517873	-3.094968	324120	180452	ST241804
CF3 0PP	Trowbridge	51.516808	-3.098214	323893	180337	ST238803
CF3 0PQ	Trowbridge	51.515364	-3.095888	324052	180174	ST240801
CF3 0PR	Trowbridge	51.515981	-3.0972	323962	180244	ST239802
CF3 0PS	Trowbridge	51.514877	-3.096092	324037	180120	ST240801
CF3 0PT	Trowbridge	51.518199	-3.094702	324139	180488	ST241804
CF3 0PU	Trowbridge	51.515554	-3.096728	323994	180196	ST239801
CF3 0PW	Trowbridge	51.514656	-3.099531	323798	180099	ST237800
CF3 0PX	Trowbridge	51.518811	-3.093665	324212	180555	ST242805
CF3 0PY	Trowbridge	51.519012	-3.103845	323506	180588	ST235805
CF3 0PZ	Trowbridge	51.515973	-3.099073	323832	180245	ST238802
CF3 0QA	Trowbridge	51.515443	-3.098988	323837	180186	ST238801
CF3 0QB	Trowbridge	51.515317	-3.100974	323699	180174	ST236801
CF3 0QD	Trowbridge	51.515546	-3.100461	323735	180199	ST237801
CF3 0RA	Trowbridge	51.521635	-3.08876	324557	180864	ST245808
CF3 0RB	Trowbridge	51.521835	-3.088519	324574	180886	ST245808
CF3 0RD	Trowbridge	51.520404	-3.089638	324494	180728	ST244807
CF3 0RE	Trowbridge	51.52107	-3.089596	324498	180802	ST244808
CF3 0RF	Trowbridge	51.520369	-3.087562	324638	180722	ST246807
CF3 0RG	Trowbridge	51.519491	-3.088218	324591	180625	ST245806
CF3 0RH	Trowbridge	51.519908	-3.087897	324614	180671	ST246806
CF3 0RJ	Trowbridge	51.520084	-3.08829	324587	180691	ST245806
CF3 0RL	Trowbridge	51.519906	-3.089021	324536	180672	ST245806
CF3 0RN	Trowbridge	51.516296	-3.099139	323828	180281	ST238802
CF3 0RP	Trowbridge	51.516287	-3.101012	323698	180282	ST236802
CF3 0RQ	Trowbridge	51.516738	-3.100907	323706	180332	ST237803
CF3 0SA	Trowbridge	51.523186	-3.089315	324521	181037	ST245810
CF3 0SB	Trowbridge	51.523281	-3.089736	324492	181048	ST244810
CF3 0SD	Trowbridge	51.522967	-3.09055	324435	181014	ST244810
CF3 0SE	Trowbridge	51.523865	-3.090744	324423	181114	ST244811
CF3 0SF	Trowbridge	51.523916	-3.088093	324607	181117	ST246811
CF3 0SG	Trowbridge	51.523292	-3.08854	324575	181048	ST245810
CF3 0SH	Trowbridge	51.524678	-3.091283	324387	181205	ST243812
CF3 0SP	Trowbridge	51.530543	-3.084244	324885	181850	ST248818
CF3 0ST	Trowbridge	51.522082	-3.090053	324468	180915	ST244809
CF3 0TA	Trowbridge	51.53062	-3.084663	324856	181859	ST248818
CF3 0UG	Pontprennau and Old St Mellons	51.5292	-3.1019	323658	181719	ST236817
CF3 0UH	Trowbridge	51.530423	-3.09142	324387	181844	ST243818
CF3 0UJ	Pontprennau and Old St Mellons	51.52946	-3.102036	323649	181748	ST236817
CF3 0WB	Trowbridge	51.521938	-3.091044	324399	180900	ST243809
CF3 0WD	Llanrumney	51.519636	-3.119571	322416	180674	ST224806
CF3 0WJ	Trowbridge	51.521938	-3.091044	324399	180900	ST243809
CF3 0XA	Llanrumney	51.519636	-3.119571	322416	180674	ST224806
CF3 0XB	Llanrumney	51.519636	-3.119571	322416	180674	ST224806
CF3 0XD	Llanrumney	51.519636	-3.119571	322416	180674	ST224806
CF3 0XE	Trowbridge	51.523396	-3.097638	323944	181069	ST239810
CF3 0XF	Trowbridge	51.523396	-3.097638	323944	181069	ST239810
CF3 0XG	Llanrumney	51.519636	-3.119571	322416	180674	ST224806
CF3 0XH	Llanrumney	51.519636	-3.119571	322416	180674	ST224806
CF3 0XJ	Trowbridge	51.523396	-3.097638	323944	181069	ST239810
CF3 0XL	Llanrumney	51.519636	-3.119571	322416	180674	ST224806
CF3 0XN	Llanrumney	51.519636	-3.119571	322416	180674	ST224806
CF3 0XP	Llanrumney	51.519636	-3.119571	322416	180674	ST224806
CF3 0XQ	Llanrumney	51.519636	-3.119571	322416	180674	ST224806
CF3 0XR	Llanrumney	51.519636	-3.119571	322416	180674	ST224806
CF3 0XS	Llanrumney	51.519627	-3.119571	322416	180673	ST224806
CF3 0XU	Trowbridge	51.518513	-3.10526	323407	180534	ST234805
CF3 0XW	Trowbridge	51.52131	-3.095699	324075	180835	ST240808
CF3 0XY	Trowbridge	51.523474	-3.097899	323926	181078	ST239810
CF3 0XZ	Trowbridge	51.521664	-3.092436	324302	180871	ST243808
CF3 0YA	Llanrumney	51.519636	-3.119571	322416	180674	ST224806
CF3 0YB	Llanrumney	51.519636	-3.119571	322416	180674	ST224806
CF3 0YD	Trowbridge	51.523474	-3.097899	323926	181078	ST239810
CF3 0YE	Trowbridge	51.530069	-3.086914	324699	181800	ST246818
CF3 0YF	Trowbridge	51.530069	-3.086914	324699	181800	ST246818

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