Postcodes in Cardiff page 137 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 8LL	Rumney	51.512621	-3.125409	321999	179900	ST219799
CF3 8LN	Rumney	51.50807	-3.13106	321599	179400	ST215794
CF3 8LP	Rumney	51.508056	-3.132501	321499	179400	ST214794
CF3 8LQ	Rumney	51.508969	-3.131083	321599	179500	ST215795
CF3 8LR	Rumney	51.509882	-3.129664	321699	179600	ST216796
CF3 8LS	Rumney	51.509896	-3.128223	321799	179600	ST217796
CF3 8LT	Rumney	51.513534	-3.12399	322099	180000	ST220800
CF3 8LU	Rumney	51.515345	-3.122593	322199	180200	ST221802
CF3 8LW	Rumney	51.515345	-3.122593	322199	180200	ST221802
CF3 8LX	Rumney	51.513547	-3.122549	322199	180000	ST221800
CF3 8LY	Rumney	51.513534	-3.12399	322099	180000	ST220800
CF3 8LZ	Rumney	51.514446	-3.122571	322199	180100	ST221801
CF3 8NA	Rumney	51.511722	-3.125386	321999	179800	ST219798
CF3 8NB	Rumney	51.509924	-3.125342	321999	179600	ST219796
CF3 8ND	Rumney	51.511736	-3.123946	322099	179800	ST220798
CF3 8NE	Rumney	51.512676	-3.119645	322399	179900	ST223799
CF3 8NF	Rumney	51.511763	-3.121064	322299	179800	ST222798
CF3 8NG	Rumney	51.512648	-3.122527	322199	179900	ST221799
CF3 8NH	Rumney	51.512635	-3.123968	322099	179900	ST220799
CF3 8NJ	Trowbridge	51.523641	-3.101175	323699	181100	ST236811
CF3 8NP	Rumney	51.50991	-3.126783	321899	179600	ST218796
CF3 8NQ	Rumney	51.509924	-3.125342	321999	179600	ST219796
CF3 8NR	Rumney	51.510823	-3.125364	321999	179700	ST219797
CF3 8NS	Rumney	51.509011	-3.12676	321899	179500	ST218795
CF3 8NT	Rumney	51.509039	-3.123879	322099	179500	ST220795
CF3 8NU	Rumney	51.510837	-3.123923	322099	179700	ST220797
CF3 8NW	Rumney	51.511749	-3.122505	322199	179800	ST221798
CF3 8NX	Rumney	51.511749	-3.122505	322199	179800	ST221798
CF3 8NY	Rumney	51.512648	-3.122527	322199	179900	ST221799
CF3 8NZ	Rumney	51.510851	-3.122483	322199	179700	ST221797
CF3 8PA	Rumney	51.509965	-3.12102	322299	179600	ST222796
CF3 8PB	Rumney	51.510851	-3.122483	322199	179700	ST221797
CF3 8PD	Rumney	51.509952	-3.12246	322199	179600	ST221796
CF3 8PE	Rumney	51.51269	-3.118204	322499	179900	ST224799
CF3 8PF	Rumney	51.509965	-3.12102	322299	179600	ST222796
CF3 8PG	Rumney	51.51269	-3.118204	322499	179900	ST224799
CF3 8PH	Rumney	51.509965	-3.12102	322299	179600	ST222796
CF3 8PJ	Rumney	51.511791	-3.118182	322499	179800	ST224798
CF3 8PL	Rumney	51.513603	-3.116785	322599	180000	ST225800
CF3 8PN	Rumney	51.509066	-3.120997	322299	179500	ST222795
CF3 8PP	Rumney	51.512704	-3.116763	322599	179900	ST225799
CF3 8PQ	Rumney	51.510864	-3.121042	322299	179700	ST222797
CF3 8PT	Rumney	51.512676	-3.119645	322399	179900	ST223799
CF3 8PU	Rumney	51.514502	-3.116807	322599	180100	ST225801
CF3 8PW	Rumney	51.513589	-3.118226	322499	180000	ST224800
CF3 8PX	Rumney	51.5154	-3.116829	322599	180200	ST225802
CF3 8PY	Rumney	51.5154	-3.116829	322599	180200	ST225802
CF3 8PZ	Rumney	51.51363	-3.113904	322799	180000	ST227800
CF3 8QA	Rumney	51.50908	-3.119557	322399	179500	ST223795
CF3 8QB	Rumney	51.510892	-3.11816	322499	179700	ST224797
CF3 8QD	Rumney	51.512717	-3.115323	322699	179900	ST226799
CF3 8QE	Rumney	51.50908	-3.119557	322399	179500	ST223795
CF3 8QF	Rumney	51.512717	-3.115323	322699	179900	ST226799
CF3 8QG	Rumney	51.509979	-3.119579	322399	179600	ST223796
CF3 8QH	Trowbridge	51.513644	-3.112463	322899	180000	ST228800
CF3 8QJ	Rumney	51.514515	-3.115367	322699	180100	ST226801
CF3 8QL	Rumney	51.51363	-3.113904	322799	180000	ST227800
CF3 8QQ	Rumney	51.519024	-3.114035	322799	180600	ST227806
CF3 8QR	Rumney	51.516327	-3.11397	322799	180300	ST227803
CF3 8QS	Rumney	51.518125	-3.114013	322799	180500	ST227805
CF3 8QT	Rumney	51.519936	-3.112616	322899	180700	ST228807
CF3 8QU	Trowbridge	51.51818	-3.108249	323199	180500	ST231805
CF3 8QW	Trowbridge	51.51995	-3.111175	322999	180700	ST229807
CF3 8QX	Trowbridge	51.517281	-3.108228	323199	180400	ST231804
CF3 8QY	Trowbridge	51.517281	-3.108228	323199	180400	ST231804
CF3 8QZ	Trowbridge	51.51995	-3.111175	322999	180700	ST229807
CF3 8RA	Trowbridge	51.519065	-3.109712	323099	180600	ST230806
CF3 8RB	Trowbridge	51.519065	-3.109712	323099	180600	ST230806
CF3 8RD	Trowbridge	51.519065	-3.109712	323099	180600	ST230806
CF3 8RE	Trowbridge	51.519092	-3.10683	323299	180600	ST232806
CF3 8RF	Trowbridge	51.51995	-3.111175	322999	180700	ST229807
CF3 8RG	Trowbridge	51.517253	-3.111109	322999	180400	ST229804
CF3 8RH	Trowbridge	51.517253	-3.111109	322999	180400	ST229804
CF3 8RJ	Trowbridge	51.51724	-3.11255	322899	180400	ST228804
CF3 8RL	Rumney	51.519038	-3.112594	322899	180600	ST228806
CF3 8RN	Trowbridge	51.517253	-3.111109	322999	180400	ST229804
CF3 8RP	Trowbridge	51.515469	-3.109625	323099	180200	ST230802
CF3 8RQ	Trowbridge	51.516354	-3.111088	322999	180300	ST229803
CF3 8RR	Trowbridge	51.516341	-3.112529	322899	180300	ST228803
CF3 8RS	Trowbridge	51.517267	-3.109668	323099	180400	ST230804
CF3 8RT	Trowbridge	51.518166	-3.10969	323099	180500	ST230805
CF3 8RU	Trowbridge	51.516341	-3.112529	322899	180300	ST228803
CF3 8RW	Rumney	51.51363	-3.113904	322799	180000	ST227800
CF3 8RX	Trowbridge	51.516354	-3.111088	322999	180300	ST229803
CF3 8RY	Rumney	51.514529	-3.113926	322799	180100	ST227801
CF3 8RZ	Trowbridge	51.514543	-3.112485	322899	180100	ST228801
CF3 8SD	Trowbridge	51.51457	-3.109603	323099	180100	ST230801
CF3 8SE	Rumney	51.51363	-3.113904	322799	180000	ST227800
CF3 8SF	Trowbridge	51.514543	-3.112485	322899	180100	ST228801
CF3 8SG	Rumney	51.51363	-3.113904	322799	180000	ST227800
CF3 8SH	Trowbridge	51.516368	-3.109647	323099	180300	ST230803
CF3 8SJ	Trowbridge	51.51818	-3.108249	323199	180500	ST231805
CF3 8SL	Trowbridge	51.517294	-3.106787	323299	180400	ST232804
CF3 8SN	Trowbridge	51.517294	-3.106787	323299	180400	ST232804
CF3 8SP	Trowbridge	51.51551	-3.105302	323399	180200	ST233802
CF3 8SQ	Trowbridge	51.516409	-3.105324	323399	180300	ST233803
CF3 8SR	Trowbridge	51.516395	-3.106765	323299	180300	ST232803
CF3 8SS	Trowbridge	51.516395	-3.106765	323299	180300	ST232803
CF3 8ST	Trowbridge	51.51551	-3.105302	323399	180200	ST233802
CF3 8SU	Trowbridge	51.515483	-3.108184	323199	180200	ST231802

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