Postcodes in Cardiff page 129 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 3NG	Rumney	51.513365	-3.120959	322309	179978	ST223799
CF3 3NH	Rumney	51.513463	-3.122922	322173	179991	ST221799
CF3 3NJ	Rumney	51.515847	-3.119968	322382	180253	ST223802
CF3 3NL	Rumney	51.515093	-3.118869	322457	180168	ST224801
CF3 3NN	Rumney	51.515364	-3.118717	322468	180198	ST224801
CF3 3NP	Rumney	51.510595	-3.125704	321975	179675	ST219796
CF3 3NQ	Rumney	51.510573	-3.125185	322011	179672	ST220796
CF3 3NR	Rumney	51.511533	-3.125382	321999	179779	ST219797
CF3 3NS	Rumney	51.509525	-3.124741	322040	179555	ST220795
CF3 3NT	Rumney	51.510444	-3.123625	322119	179656	ST221796
CF3 3NU	Rumney	51.511515	-3.122542	322196	179774	ST221797
CF3 3NW	Rumney	51.51271	-3.120785	322320	179905	ST223799
CF3 3NX	Rumney	51.51231	-3.121265	322286	179861	ST222798
CF3 3NY	Rumney	51.512703	-3.122514	322200	179906	ST222799
CF3 3NZ	Rumney	51.510383	-3.12152	322265	179647	ST222796
CF3 3PA	Rumney	51.510493	-3.120341	322347	179658	ST223796
CF3 3PB	Rumney	51.511671	-3.121321	322281	179790	ST222797
CF3 3PD	Rumney	51.511301	-3.120476	322339	179748	ST223797
CF3 3PE	Rumney	51.513241	-3.117944	322518	179961	ST225799
CF3 3PF	Rumney	51.51148	-3.119688	322394	179767	ST223797
CF3 3PG	Rumney	51.513119	-3.117494	322549	179947	ST225799
CF3 3PH	Rumney	51.511115	-3.119304	322420	179726	ST224797
CF3 3PJ	Rumney	51.512935	-3.116971	322585	179926	ST225799
CF3 3PL	Rumney	51.514159	-3.114997	322724	180060	ST227800
CF3 3PN	Rumney	51.510667	-3.119077	322435	179676	ST224796
CF3 3PP	Rumney	51.512596	-3.116703	322603	179888	ST226798
CF3 3PQ	Rumney	51.511415	-3.12081	322316	179761	ST223797
CF3 3PR	Rumney	51.510864	-3.121042	322299	179700	ST222797
CF3 3PT	Rumney	51.513645	-3.117954	322518	180006	ST225800
CF3 3PU	Rumney	51.515079	-3.115611	322683	180163	ST226801
CF3 3PW	Rumney	51.515075	-3.117023	322585	180164	ST225801
CF3 3PX	Rumney	51.51554	-3.116328	322634	180215	ST226802
CF3 3PY	Rumney	51.514641	-3.11635	322631	180115	ST226801
CF3 3WZ	Llanrumney	51.519636	-3.119571	322416	180674	ST224806
CF3 3XE	Rumney	51.504753	-3.12824	321789	179028	ST217790
CF3 3XG	Rumney	51.515261	-3.118239	322501	180186	ST225801
CF3 3YA	Llanrumney	51.519636	-3.119571	322416	180674	ST224806
CF3 3YB	Llanrumney	51.519636	-3.119571	322416	180674	ST224806
CF3 3YD	Llanrumney	51.519636	-3.119571	322416	180674	ST224806
CF3 3YE	Llanrumney	51.519636	-3.119571	322416	180674	ST224806
CF3 3YF	Rumney	51.507235	-3.118791	322449	179294	ST224792
CF3 3YG	Llanrumney	51.519636	-3.119571	322416	180674	ST224806
CF3 3YH	Llanrumney	51.519636	-3.119571	322416	180674	ST224806
CF3 3YQ	Rumney	51.507963	-3.12538	321993	179382	ST219793
CF3 3YR	Llanrumney	51.519636	-3.119571	322416	180674	ST224806
CF3 3YS	Llanrumney	51.519636	-3.119571	322416	180674	ST224806
CF3 3ZS	Rumney	51.507235	-3.118791	322449	179294	ST224792
CF3 4AA	Llanrumney	51.509514	-3.133301	321446	179563	ST214795
CF3 4AB	Llanrumney	51.5106	-3.135374	321304	179686	ST213796
CF3 4AD	Llanrumney	51.512012	-3.13541	321304	179843	ST213798
CF3 4AE	Llanrumney	51.509736	-3.13273	321486	179587	ST214795
CF3 4AF	Llanrumney	51.513266	-3.134	321404	179981	ST214799
CF3 4AG	Llanrumney	51.515834	-3.132507	321512	180265	ST215802
CF3 4AH	Llanrumney	51.510818	-3.134285	321380	179709	ST213797
CF3 4AJ	Llanrumney	51.50893	-3.132379	321509	179497	ST215794
CF3 4AL	Llanrumney	51.509206	-3.13263	321492	179528	ST214795
CF3 4AN	Llanrumney	51.508943	-3.133762	321413	179500	ST214795
CF3 4AP	Llanrumney	51.50927	-3.133454	321435	179536	ST214795
CF3 4AQ	Llanrumney	51.508506	-3.134328	321373	179452	ST213794
CF3 4AR	Llanrumney	51.509104	-3.134847	321338	179519	ST213795
CF3 4AS	Llanrumney	51.508102	-3.135255	321308	179408	ST213794
CF3 4AT	Llanrumney	51.508055	-3.136363	321231	179404	ST212794
CF3 4AU	Llanrumney	51.507924	-3.136922	321192	179390	ST211793
CF3 4AW	Llanrumney	51.508728	-3.136553	321219	179479	ST212794
CF3 4AX	Llanrumney	51.509698	-3.135712	321279	179586	ST212795
CF3 4AY	Llanrumney	51.50893	-3.132379	321509	179497	ST215794
CF3 4AZ	Rumney	51.503637	-3.139438	321010	178916	ST210789
CF3 4BA	Rumney	51.50529	-3.138643	321068	179099	ST210790
CF3 4BB	Rumney	51.50483	-3.13794	321116	179047	ST211790
CF3 4BD	Llanrumney	51.508166	-3.13419	321382	179414	ST213794
CF3 4BE	Llanrumney	51.519191	-3.12387	322117	180629	ST221806
CF3 4BF	Llanrumney	51.518227	-3.134267	321394	180533	ST213805
CF3 4BG	Llanrumney	51.510003	-3.132939	321472	179617	ST214796
CF3 4BH	Llanrumney	51.511182	-3.133847	321411	179749	ST214797
CF3 4BJ	Llanrumney	51.510874	-3.133119	321461	179714	ST214797
CF3 4BL	Llanrumney	51.510843	-3.132614	321496	179710	ST214797
CF3 4BN	Llanrumney	51.510432	-3.132358	321513	179664	ST215796
CF3 4BP	Llanrumney	51.511025	-3.13148	321575	179729	ST215797
CF3 4BQ	Llanrumney	51.512512	-3.131127	321602	179894	ST216798
CF3 4BR	Llanrumney	51.511761	-3.13255	321502	179812	ST215798
CF3 4BS	Llanrumney	51.514047	-3.132275	321525	180066	ST215800
CF3 4BT	Llanrumney	51.512143	-3.132084	321535	179854	ST215798
CF3 4BU	Llanrumney	51.513057	-3.13238	321516	179956	ST215799
CF3 4BW	Llanrumney	51.514163	-3.131428	321584	180078	ST215800
CF3 4BX	Llanrumney	51.516009	-3.131128	321608	180283	ST216802
CF3 4BY	Llanrumney	51.514142	-3.130793	321628	180075	ST216800
CF3 4BZ	Llanrumney	51.514836	-3.127913	321829	180149	ST218801
CF3 4DA	Llanrumney	51.515602	-3.129546	321717	180236	ST217802
CF3 4DB	Llanrumney	51.514468	-3.128697	321774	180109	ST217801
CF3 4DD	Llanrumney	51.51476	-3.129237	321737	180142	ST217801
CF3 4DE	Llanrumney	51.517908	-3.13472	321362	180498	ST213804
CF3 4DF	Rumney	51.504288	-3.136255	321232	178985	ST212789
CF3 4DG	Llanrumney	51.518263	-3.135219	321328	180538	ST213805
CF3 4DH	Llanrumney	51.518703	-3.136181	321262	180588	ST212805
CF3 4DJ	Rumney	51.504852	-3.136528	321214	179048	ST212790
CF3 4DL	Llanrumney	51.51351	-3.126454	321928	180000	ST219800
CF3 4DN	Llanrumney	51.513588	-3.129511	321716	180012	ST217800
CF3 4DP	Llanrumney	51.514113	-3.127362	321866	180068	ST218800
CF3 4DQ	Llanrumney	51.514354	-3.130265	321665	180098	ST216800
CF3 4DR	Llanrumney	51.514042	-3.128139	321812	180061	ST218800

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