Postcodes in Cardiff page 89 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
CF2 4SP	Plasnewydd	51.495974	-3.172536	318699	178100	ST186781
CF2 4SQ	Cathays	51.495046	-3.175393	318499	178000	ST184780
CF2 4SR	Cathays	51.496844	-3.175439	318499	178200	ST184782
CF2 4SS	Cathays	51.496844	-3.175439	318499	178200	ST184782
CF2 4ST	Plasnewydd	51.496858	-3.173999	318599	178200	ST185782
CF2 4SW	Plasnewydd	51.493291	-3.171027	318799	177800	ST187778
CF2 4SX	Plasnewydd	51.495075	-3.172513	318699	178000	ST186780
CF2 4SY	Plasnewydd	51.495974	-3.172536	318699	178100	ST186781
CF2 4SZ	Plasnewydd	51.496872	-3.172559	318699	178200	ST186782
CF2 4TA	Plasnewydd	51.493291	-3.171027	318799	177800	ST187778
CF2 4TB	Plasnewydd	51.495075	-3.172513	318699	178000	ST186780
CF2 4TD	Plasnewydd	51.494176	-3.17249	318699	177900	ST186779
CF2 4TE	Plasnewydd	51.49419	-3.17105	318799	177900	ST187779
CF2 4TF	Plasnewydd	51.49419	-3.17105	318799	177900	ST187779
CF2 4TG	Plasnewydd	51.494204	-3.169609	318899	177900	ST188779
CF2 4TH	Plasnewydd	51.495118	-3.168192	318999	178000	ST189780
CF2 4TJ	Plasnewydd	51.493305	-3.169586	318899	177800	ST188778
CF2 4TL	Plasnewydd	51.495988	-3.171096	318799	178100	ST187781
CF2 4TN	Plasnewydd	51.495988	-3.171096	318799	178100	ST187781
CF2 4TP	Plasnewydd	51.497771	-3.172582	318699	178300	ST186783
CF2 4TQ	Plasnewydd	51.493305	-3.169586	318899	177800	ST188778
CF2 4TR	Plasnewydd	51.495988	-3.171096	318799	178100	ST187781
CF2 4TS	Plasnewydd	51.493305	-3.169586	318899	177800	ST188778
CF2 4TT	Plasnewydd	51.494204	-3.169609	318899	177900	ST188779
CF2 4TU	Plasnewydd	51.496002	-3.169655	318899	178100	ST188781
CF2 4TW	Plasnewydd	51.495103	-3.169632	318899	178000	ST188780
CF2 4TX	Plasnewydd	51.496872	-3.172559	318699	178200	ST186782
CF2 4TY	Plasnewydd	51.494219	-3.168169	318999	177900	ST189779
CF2 4TZ	Plasnewydd	51.495103	-3.169632	318899	178000	ST188780
CF2 4UA	Plasnewydd	51.496901	-3.169678	318899	178200	ST188782
CF2 4UB	Plasnewydd	51.496017	-3.168215	318999	178100	ST189781
CF2 4UD	Plasnewydd	51.496017	-3.168215	318999	178100	ST189781
CF2 4UE	Plasnewydd	51.496017	-3.168215	318999	178100	ST189781
CF2 4UF	Plasnewydd	51.496017	-3.168215	318999	178100	ST189781
CF2 4UN	Plasnewydd	51.496017	-3.168215	318999	178100	ST189781
CF2 4UP	Cathays	51.494723	-3.17707	318382	177966	ST183779
CF2 4UQ	Cathays	51.494723	-3.17707	318382	177966	ST183779
CF2 4UR	Cathays	51.494723	-3.17707	318382	177966	ST183779
CF2 4US	Plasnewydd	51.496017	-3.168215	318999	178100	ST189781
CF2 4UT	Cathays	51.494247	-3.177072	318381	177913	ST183779
CF2 4UU	Plasnewydd	51.496017	-3.168215	318999	178100	ST189781
CF2 4UW	Cathays	51.494247	-3.177072	318381	177913	ST183779
CF2 4UX	Cathays	51.494247	-3.177072	318381	177913	ST183779
CF2 4UY	Cathays	51.494247	-3.177072	318381	177913	ST183779
CF2 4UZ	Cathays	51.494723	-3.17707	318382	177966	ST183779
CF2 4WA	Plasnewydd	51.496017	-3.168215	318999	178100	ST189781
CF2 4WB	Plasnewydd	51.496017	-3.168215	318999	178100	ST189781
CF2 4WD	Plasnewydd	51.496017	-3.168215	318999	178100	ST189781
CF2 4WE	Plasnewydd	51.496017	-3.168215	318999	178100	ST189781
CF2 4WF	Plasnewydd	51.496017	-3.168215	318999	178100	ST189781
CF2 4WG	Plasnewydd	51.496017	-3.168215	318999	178100	ST189781
CF2 4WH	Plasnewydd	51.496017	-3.168215	318999	178100	ST189781
CF2 4WZ	Plasnewydd	51.496017	-3.168215	318999	178100	ST189781
CF2 4XA	Cathays	51.486969	-3.173745	318599	177100	ST185771
CF2 4XB	Cathays	51.494723	-3.17707	318382	177966	ST183779
CF2 4XD	Cathays	51.486969	-3.173745	318599	177100	ST185771
CF2 4XE	Cathays	51.486969	-3.173745	318599	177100	ST185771
CF2 4XF	Cathays	51.494723	-3.17707	318382	177966	ST183779
CF2 4XG	Cathays	51.494723	-3.17707	318382	177966	ST183779
CF2 4XH	Cathays	51.494723	-3.17707	318382	177966	ST183779
CF2 4XJ	Cathays	51.494247	-3.177072	318381	177913	ST183779
CF2 4XL	Cathays	51.495785	-3.191258	317399	178100	ST173781
CF2 4XN	Cathays	51.495785	-3.191258	317399	178100	ST173781
CF2 4XP	Cathays	51.495785	-3.191258	317399	178100	ST173781
CF2 4XQ	Cathays	51.494074	-3.182571	317999	177900	ST179779
CF2 4XR	Cathays	51.495887	-3.181177	318099	178100	ST180781
CF2 4XS	Cathays	51.494723	-3.17707	318382	177966	ST183779
CF2 4XT	Cathays	51.495872	-3.182617	317999	178100	ST179781
CF2 4XU	Cathays	51.494723	-3.17707	318382	177966	ST183779
CF2 4XW	Cathays	51.495002	-3.179714	318199	178000	ST181780
CF2 4XX	Cathays	51.495872	-3.182617	317999	178100	ST179781
CF2 4XY	Cathays	51.495872	-3.182617	317999	178100	ST179781
CF2 4XZ	Cathays	51.495872	-3.182617	317999	178100	ST179781
CF2 4YA	Cathays	51.498584	-3.181247	318099	178400	ST180784
CF2 4YB	Cathays	51.494247	-3.177072	318381	177913	ST183779
CF2 4YD	Cathays	51.496829	-3.17688	318399	178200	ST183782
CF2 4YE	Cathays	51.487839	-3.176648	318399	177200	ST183772
CF2 4YF	Cathays	51.487839	-3.176648	318399	177200	ST183772
CF2 4YG	Cathays	51.494247	-3.177072	318381	177913	ST183779
CF2 4YH	Cathays	51.494247	-3.177072	318381	177913	ST183779
CF2 4YJ	Cathays	51.494247	-3.177072	318381	177913	ST183779
CF2 4YL	Cathays	51.494247	-3.177072	318381	177913	ST183779
CF2 4YN	Cathays	51.487839	-3.176648	318399	177200	ST183772
CF2 4YP	Cathays	51.494723	-3.17707	318382	177966	ST183779
CF2 4YQ	Cathays	51.494247	-3.177072	318381	177913	ST183779
CF2 4YR	Cathays	51.487839	-3.176648	318399	177200	ST183772
CF2 4YS	Cathays	51.494723	-3.17707	318382	177966	ST183779
CF2 4YT	Cathays	51.487839	-3.176648	318399	177200	ST183772
CF2 4YU	Cathays	51.494247	-3.177072	318381	177913	ST183779
CF2 4YW	Cathays	51.494247	-3.177072	318381	177913	ST183779
CF2 4YX	Cathays	51.494247	-3.177072	318381	177913	ST183779
CF2 4YY	Cathays	51.487839	-3.176648	318399	177200	ST183772
CF2 4YZ	Cathays	51.494247	-3.177072	318381	177913	ST183779
CF2 5AA	Penylan	51.494333	-3.156648	319799	177900	ST197779
CF2 5AB	Penylan	51.494361	-3.153768	319999	177900	ST199779
CF2 5AD	Plasnewydd	51.492535	-3.156603	319799	177700	ST197777
CF2 5AE	Penylan	51.494333	-3.156648	319799	177900	ST197779
CF2 5AF	Penylan	51.496131	-3.156694	319799	178100	ST197781
CF2 5AG	Penylan	51.495232	-3.156671	319799	178000	ST197780
CF2 5AH	Penylan	51.494333	-3.156648	319799	177900	ST197779

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