Postcodes in Cardiff page 131 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 5HY	Llanrumney	51.519636	-3.119571	322416	180674	ST224806
CF3 5JT	Llanrumney	51.52269	-3.132057	321555	181027	ST215810
CF3 5JU	Llanrumney	51.523769	-3.13119	321617	181146	ST216811
CF3 5JW	Llanrumney	51.525256	-3.128992	321772	181309	ST217813
CF3 5JX	Llanrumney	51.524164	-3.1312	321617	181190	ST216811
CF3 5JY	Llanrumney	51.524601	-3.130677	321654	181238	ST216812
CF3 5JZ	Llanrumney	51.525143	-3.130359	321677	181298	ST216812
CF3 5LA	Llanrumney	51.525598	-3.129822	321715	181348	ST217813
CF3 5LD	Llanrumney	51.519636	-3.119571	322416	180674	ST224806
CF3 5LH	Llanrumney	51.5202	-3.121761	322265	180739	ST222807
CF3 5LJ	Llanrumney	51.521043	-3.122906	322187	180834	ST221808
CF3 5LL	Llanrumney	51.523304	-3.123452	322153	181086	ST221810
CF3 5LN	Llanrumney	51.525119	-3.124477	322085	181289	ST220812
CF3 5LP	Llanrumney	51.520875	-3.121634	322275	180814	ST222808
CF3 5LQ	Llanrumney	51.521884	-3.123388	322155	180928	ST221809
CF3 5LR	Llanrumney	51.52167	-3.125041	322040	180906	ST220809
CF3 5LS	Llanrumney	51.522428	-3.125679	321997	180991	ST219809
CF3 5LT	Llanrumney	51.522053	-3.126333	321951	180950	ST219809
CF3 5LU	Llanrumney	51.52285	-3.124767	322061	181037	ST220810
CF3 5LW	Llanrumney	51.524024	-3.124335	322093	181167	ST220811
CF3 5LX	Llanrumney	51.523473	-3.129179	321756	181111	ST217811
CF3 5LY	Llanrumney	51.524022	-3.127319	321886	181170	ST218811
CF3 5LZ	Llanrumney	51.524632	-3.125604	322006	181236	ST220812
CF3 5NA	Llanrumney	51.520789	-3.124053	322107	180807	ST221808
CF3 5NB	Llanrumney	51.520895	-3.123335	322157	180818	ST221808
CF3 5ND	Llanrumney	51.522851	-3.12938	321741	181042	ST217810
CF3 5NE	Llanrumney	51.522768	-3.128628	321793	181032	ST217810
CF3 5NF	Llanrumney	51.524019	-3.126684	321930	181169	ST219811
CF3 5NG	Llanrumney	51.524127	-3.12575	321995	181180	ST219811
CF3 5NH	Llanrumney	51.525426	-3.126229	321964	181325	ST219813
CF3 5NJ	Llanrumney	51.526027	-3.129213	321758	181395	ST217813
CF3 5NL	Llanrumney	51.522609	-3.128422	321807	181014	ST218810
CF3 5NN	Llanrumney	51.525166	-3.12517	322037	181295	ST220812
CF3 5NP	Llanrumney	51.526026	-3.125523	322014	181391	ST220813
CF3 5NQ	Llanrumney	51.52186	-3.11928	322440	180921	ST224809
CF3 5NR	Llanrumney	51.529252	-3.119201	322458	181743	ST224817
CF3 5NT	Llanrumney	51.525509	-3.126995	321911	181335	ST219813
CF3 5NU	Llanrumney	51.526096	-3.128523	321806	181402	ST218814
CF3 5NW	Llanrumney	51.526314	-3.128327	321820	181426	ST218814
CF3 5NX	Llanrumney	51.526639	-3.126374	321956	181460	ST219814
CF3 5NY	Llanrumney	51.527179	-3.126258	321965	181520	ST219815
CF3 5NZ	Llanrumney	51.52645	-3.12536	322026	181438	ST220814
CF3 5PA	Llanrumney	51.52762	-3.124366	322097	181567	ST220815
CF3 5PB	Llanrumney	51.528914	-3.121615	322290	181708	ST222817
CF3 5PD	Llanrumney	51.526053	-3.124572	322080	181393	ST220813
CF3 5PE	Llanrumney	51.527726	-3.123575	322152	181578	ST221815
CF3 5PF	Llanrumney	51.528751	-3.120833	322344	181689	ST223816
CF3 5PG	Llanrumney	51.527834	-3.125438	322023	181592	ST220815
CF3 5PH	Llanrumney	51.528362	-3.124845	322065	181650	ST220816
CF3 5PJ	Llanrumney	51.529624	-3.123521	322159	181789	ST221817
CF3 5PL	Llanrumney	51.529488	-3.122696	322216	181773	ST222817
CF3 5PN	Llanrumney	51.528616	-3.124606	322082	181678	ST220816
CF3 5PP	Llanrumney	51.529072	-3.122008	322263	181726	ST222817
CF3 5PQ	Llanrumney	51.528152	-3.121395	322304	181623	ST223816
CF3 5PR	Llanrumney	51.527505	-3.123267	322173	181553	ST221815
CF3 5PS	Llanrumney	51.526983	-3.123269	322172	181495	ST221814
CF3 5PT	Llanrumney	51.528308	-3.121052	322328	181640	ST223816
CF3 5PU	Llanrumney	51.529536	-3.119583	322432	181775	ST224817
CF3 5PW	Pontprennau and Old St Mellons	51.530108	-3.113398	322862	181832	ST228818
CF3 5PX	Pontprennau and Old St Mellons	51.529578	-3.115144	322740	181775	ST227817
CF3 5PY	Pontprennau and Old St Mellons	51.529376	-3.113712	322839	181751	ST228817
CF3 5PZ	Pontprennau and Old St Mellons	51.528969	-3.114019	322817	181706	ST228817
CF3 5QA	Llanrumney	51.523247	-3.121836	322265	181078	ST222810
CF3 5QB	Llanrumney	51.524394	-3.120365	322369	181204	ST223812
CF3 5QD	Llanrumney	51.524293	-3.12153	322288	181194	ST222811
CF3 5QE	Llanrumney	51.525605	-3.121635	322283	181340	ST222813
CF3 5QF	Llanrumney	51.527141	-3.119899	322406	181509	ST224815
CF3 5QG	Llanrumney	51.525505	-3.122728	322207	181330	ST222813
CF3 5QH	Llanrumney	51.526356	-3.121163	322317	181423	ST223814
CF3 5QJ	Llanrumney	51.526111	-3.123247	322172	181398	ST221813
CF3 5QL	Llanrumney	51.527247	-3.122021	322259	181523	ST222815
CF3 5QN	Llanrumney	51.528084	-3.120009	322400	181614	ST224816
CF3 5QP	Llanrumney	51.529564	-3.118589	322501	181777	ST225817
CF3 5QQ	Llanrumney	51.529468	-3.118198	322528	181766	ST225817
CF3 5QR	Llanrumney	51.52885	-3.118903	322478	181698	ST224816
CF3 5QS	Llanrumney	51.528844	-3.116755	322627	181695	ST226816
CF3 5QT	Llanrumney	51.524796	-3.123503	322152	181252	ST221812
CF3 5QU	Llanrumney	51.529164	-3.117109	322603	181731	ST226817
CF3 5QW	Llanrumney	51.527984	-3.118233	322523	181601	ST225816
CF3 5QX	Llanrumney	51.526775	-3.118737	322486	181467	ST224814
CF3 5QY	Llanrumney	51.527978	-3.118853	322480	181601	ST224816
CF3 5QZ	Llanrumney	51.527891	-3.119557	322431	181592	ST224815
CF3 5RA	Pontprennau and Old St Mellons	51.530108	-3.117161	322601	181836	ST226818
CF3 5RB	Pontprennau and Old St Mellons	51.530004	-3.116711	322632	181824	ST226818
CF3 5RD	Pontprennau and Old St Mellons	51.530436	-3.115698	322703	181871	ST227818
CF3 5RE	Pontprennau and Old St Mellons	51.530045	-3.115213	322736	181827	ST227818
CF3 5RF	Pontprennau and Old St Mellons	51.529717	-3.115666	322704	181791	ST227817
CF3 5RG	Llanrumney	51.521903	-3.122265	322233	180929	ST222809
CF3 5RH	Llanrumney	51.522092	-3.12041	322362	180948	ST223809
CF3 5RJ	Llanrumney	51.521333	-3.121732	322269	180865	ST222808
CF3 5RL	Llanrumney	51.52134	-3.12104	322317	180865	ST223808
CF3 5RN	Llanrumney	51.520732	-3.120665	322342	180797	ST223807
CF3 5RP	Llanrumney	51.522266	-3.120039	322388	180967	ST223809
CF3 5RQ	Llanrumney	51.523794	-3.119212	322448	181136	ST224811
CF3 5RR	Llanrumney	51.523636	-3.11879	322477	181118	ST224811
CF3 5RS	Llanrumney	51.525783	-3.117127	322596	181355	ST225813
CF3 5RT	Llanrumney	51.524596	-3.11717	322591	181223	ST225812
CF3 5RU	Llanrumney	51.524211	-3.115085	322735	181178	ST227811
CF3 5RW	Llanrumney	51.526084	-3.115722	322694	181387	ST226813
CF3 5RX	Llanrumney	51.525905	-3.116568	322635	181368	ST226813

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