Postcodes in Cardiff page 155 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
CF4 5WL	Llanishen	51.532404	-3.187385	317734	182168	ST177821
CF4 5WN	Llanishen	51.522574	-3.191958	317399	181080	ST173810
CF4 5WP	Llanishen	51.527016	-3.197264	317039	181580	ST170815
CF4 5WQ	Llanishen	51.532404	-3.187371	317735	182168	ST177821
CF4 5WR	Llanishen	51.52719	-3.197845	316999	181600	ST169816
CF4 5WS	Llanishen	51.532404	-3.187385	317734	182168	ST177821
CF4 5WT	Llanishen	51.52719	-3.197845	316999	181600	ST169816
CF4 5WU	Llanishen	51.522309	-3.191519	317429	181050	ST174810
CF4 5WW	Llanishen	51.527016	-3.197264	317039	181580	ST170815
CF4 5WX	Llanishen	51.52719	-3.197845	316999	181600	ST169816
CF4 5WY	Llanishen	51.527016	-3.197264	317039	181580	ST170815
CF4 5WZ	Llanishen	51.526721	-3.190913	317479	181540	ST174815
CF4 5XA	Llanishen	51.533643	-3.182155	318099	182300	ST180823
CF4 5XB	Llanishen	51.532759	-3.180691	318199	182200	ST181822
CF4 5XD	Lisvane and Thornhill	51.536369	-3.179342	318299	182600	ST182826
CF4 5XE	Lisvane and Thornhill	51.536369	-3.179342	318299	182600	ST182826
CF4 5XF	Lisvane and Thornhill	51.537283	-3.177924	318399	182700	ST183827
CF4 5XG	Lisvane and Thornhill	51.537283	-3.177924	318399	182700	ST183827
CF4 5XH	Lisvane and Thornhill	51.535456	-3.180761	318199	182500	ST181825
CF4 5XJ	Lisvane and Thornhill	51.538167	-3.179389	318299	182800	ST182828
CF4 5XL	Llanishen	51.53547	-3.179319	318299	182500	ST182825
CF4 5XN	Lisvane and Thornhill	51.539095	-3.176529	318499	182900	ST184829
CF4 5XP	Lisvane and Thornhill	51.537254	-3.180807	318199	182700	ST181827
CF4 5XQ	Llanishen	51.534571	-3.179296	318299	182400	ST182824
CF4 5XR	Lisvane and Thornhill	51.539979	-3.177994	318399	183000	ST183830
CF4 5XS	Llanishen	51.527175	-3.199286	316899	181600	ST168816
CF4 5XT	Llanishen	51.533643	-3.182155	318099	182300	ST180823
CF4 5XU	Llanishen	51.533643	-3.182155	318099	182300	ST180823
CF4 5XW	Lisvane and Thornhill	51.538182	-3.177948	318399	182800	ST183828
CF4 5XX	Llanishen	51.533643	-3.182155	318099	182300	ST180823
CF4 5XY	Llanishen	51.52355	-3.202074	316699	181200	ST166812
CF4 5XZ	Llanishen	51.526913	-3.198558	316949	181570	ST169815
CF4 5YA	Llanishen	51.526913	-3.198558	316949	181570	ST169815
CF4 5YB	Llanishen	51.526913	-3.198558	316949	181570	ST169815
CF4 5YD	Llanishen	51.526913	-3.198558	316949	181570	ST169815
CF4 5YE	Llanishen	51.526913	-3.198558	316949	181570	ST169815
CF4 5YF	Llanishen	51.526913	-3.198558	316949	181570	ST169815
CF4 5YG	Llanishen	51.532404	-3.187385	317734	182168	ST177821
CF4 5YH	Llanishen	51.532404	-3.187385	317734	182168	ST177821
CF4 5YJ	Llanishen	51.52765	-3.196848	317069	181650	ST170816
CF4 5YL	Llanishen	51.531773	-3.189315	317599	182100	ST175821
CF4 5YN	Llanishen	51.529946	-3.192151	317399	181900	ST173819
CF4 5YP	Llanishen	51.526335	-3.193498	317299	181500	ST172815
CF4 5YQ	Llanishen	51.52635	-3.192057	317399	181500	ST173815
CF4 5YR	Llanishen	51.52635	-3.192057	317399	181500	ST173815
CF4 5YS	Llanishen	51.532404	-3.187385	317734	182168	ST177821
CF4 5YT	Llanishen	51.532404	-3.187385	317734	182168	ST177821
CF4 5YU	Llanishen	51.528177	-3.189221	317599	181700	ST175817
CF4 5YW	Llanishen	51.527351	-3.181992	318099	181600	ST180816
CF4 5YX	Llanishen	51.529105	-3.186362	317799	181800	ST177818
CF4 5YY	Llanishen	51.52719	-3.197845	316999	181600	ST169816
CF4 5YZ	Llanishen	51.526913	-3.198558	316949	181570	ST169815
CF4 5ZA	Rhiwbina	51.530712	-3.205146	316499	182000	ST164820
CF4 5ZB	Llanishen	51.527205	-3.196404	317099	181600	ST170816
CF4 5ZD	Llanishen	51.527717	-3.190218	317529	181650	ST175816
CF4 5ZE	Llanishen	51.526913	-3.198558	316949	181570	ST169815
CF4 5ZF	Lisvane and Thornhill	51.544387	-3.18676	317799	183500	ST177835
CF4 5ZG	Llanishen	51.526913	-3.198558	316949	181570	ST169815
CF4 5ZH	Llanishen	51.526913	-3.198558	316949	181570	ST169815
CF4 5ZJ	Llanishen	51.523668	-3.190545	317499	181200	ST174812
CF4 5ZL	Llanishen	51.526913	-3.198558	316949	181570	ST169815
CF4 5ZN	Llanishen	51.526913	-3.198558	316949	181570	ST169815
CF4 5ZP	Llanishen	51.52719	-3.197845	316999	181600	ST169816
CF4 5ZQ	Llanishen	51.52719	-3.197845	316999	181600	ST169816
CF4 5ZR	Llanishen	51.532404	-3.187385	317734	182168	ST177821
CF4 5ZS	Llanishen	51.532404	-3.187385	317734	182168	ST177821
CF4 5ZT	Llanishen	51.532404	-3.187385	317734	182168	ST177821
CF4 5ZU	Llanishen	51.532404	-3.187385	317734	182168	ST177821
CF4 5ZW	Llanishen	51.522304	-3.191951	317399	181050	ST173810
CF4 5ZX	Llanishen	51.52719	-3.197845	316999	181600	ST169816
CF4 5ZY	Llanishen	51.532404	-3.187385	317734	182168	ST177821
CF4 6AA	Heath	51.518097	-3.207695	316299	180600	ST162806
CF4 6AB	Heath	51.518097	-3.207695	316299	180600	ST162806
CF4 6AD	Heath	51.518082	-3.209136	316199	180600	ST161806
CF4 6AE	Rhiwbina	51.519865	-3.210625	316099	180800	ST160808
CF4 6AF	Heath	51.518082	-3.209136	316199	180600	ST161806
CF4 6AG	Rhiwbina	51.519865	-3.210625	316099	180800	ST160808
CF4 6AH	Rhiwbina	51.518981	-3.20916	316199	180700	ST161807
CF4 6AJ	Rhiwbina	51.521648	-3.212114	315999	181000	ST159810
CF4 6AL	Rhiwbina	51.521678	-3.209231	316199	181000	ST161810
CF4 6AN	Rhiwbina	51.521663	-3.210673	316099	181000	ST160810
CF4 6AP	Rhiwbina	51.520764	-3.210649	316099	180900	ST160809
CF4 6AQ	Rhiwbina	51.519865	-3.210625	316099	180800	ST160808
CF4 6AR	Rhiwbina	51.51988	-3.209184	316199	180800	ST161808
CF4 6AS	Rhiwbina	51.519865	-3.210625	316099	180800	ST160808
CF4 6AT	Rhiwbina	51.518996	-3.207719	316299	180700	ST162807
CF4 6AU	Rhiwbina	51.519011	-3.206278	316399	180700	ST163807
CF4 6AW	Rhiwbina	51.518996	-3.207719	316299	180700	ST162807
CF4 6AX	Rhiwbina	51.519011	-3.206278	316399	180700	ST163807
CF4 6BB	Rhiwbina	51.517109	-3.216317	315699	180500	ST156805
CF4 6BD	Rhiwbina	51.517109	-3.216317	315699	180500	ST156805
CF4 6BE	Rhiwbina	51.517109	-3.216317	315699	180500	ST156805
CF4 6BG	Rhiwbina	51.517109	-3.216317	315699	180500	ST156805
CF4 6BH	Rhiwbina	51.517109	-3.216317	315699	180500	ST156805
CF4 6BJ	Heath	51.517124	-3.214876	315799	180500	ST157805
CF4 6BL	Rhiwbina	51.518067	-3.210577	316099	180600	ST160806
CF4 6BN	Whitchurch and Tongwynlais	51.51621	-3.216293	315699	180400	ST156804
CF4 6BP	Heath	51.517139	-3.213435	315899	180500	ST158805
CF4 6BQ	Heath	51.517168	-3.210553	316099	180500	ST160805
CF4 6BR	Whitchurch and Tongwynlais	51.516195	-3.217733	315599	180400	ST155804

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