Postcodes in Cardiff page 150 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

Click to view map

Postcode	Ward	Latitude	Longitude	Easting	Northing	Grid ref
CF4 4DE	Heath	51.509211	-3.197373	316999	179600	ST169796
CF4 4DF	Heath	51.507442	-3.194444	317199	179400	ST171794
CF4 4DG	Heath	51.50924	-3.194491	317199	179600	ST171796
CF4 4DH	Heath	51.508341	-3.194468	317199	179500	ST171795
CF4 4DJ	Heath	51.511937	-3.194562	317199	179900	ST171799
CF4 4DL	Heath	51.508312	-3.197349	316999	179500	ST169795
CF4 4DN	Heath	51.508312	-3.197349	316999	179500	ST169795
CF4 4DP	Heath	51.510139	-3.194515	317199	179700	ST171797
CF4 4DQ	Heath	51.510139	-3.194515	317199	179700	ST171797
CF4 4EA	Heath	51.509211	-3.197373	316999	179600	ST169796
CF4 4EB	Heath	51.508326	-3.195908	317099	179500	ST170795
CF4 4ED	Heath	51.506558	-3.19298	317299	179300	ST172793
CF4 4EE	Heath	51.509255	-3.193051	317299	179600	ST172796
CF4 4EF	Heath	51.512851	-3.193145	317299	180000	ST172800
CF4 4EG	Heath	51.513779	-3.190287	317499	180100	ST174801
CF4 4EH	Heath	51.515606	-3.187452	317699	180300	ST176803
CF4 4EJ	Heath	51.515621	-3.186011	317799	180300	ST177803
CF4 4EL	Heath	51.514736	-3.184547	317899	180200	ST178802
CF4 4EN	Heath	51.512953	-3.183059	317999	180000	ST179800
CF4 4EP	Heath	51.510241	-3.18443	317899	179700	ST178797
CF4 4EQ	Heath	51.508443	-3.184384	317899	179500	ST178795
CF4 4ER	Heath	51.506645	-3.184337	317899	179300	ST178793
CF4 4FR	Heath	51.506645	-3.184337	317899	179300	ST178793
CF4 4HA	Heath	51.516505	-3.187475	317699	180400	ST176804
CF4 4HB	Heath	51.518288	-3.188963	317599	180600	ST175806
CF4 4HD	Heath	51.518274	-3.190404	317499	180600	ST174806
CF4 4HE	Heath	51.519114	-3.196191	317099	180700	ST170807
CF4 4HF	Heath	51.517404	-3.187499	317699	180500	ST176805
CF4 4HG	Heath	51.520057	-3.191892	317399	180800	ST173808
CF4 4HH	Heath	51.520868	-3.200562	316799	180900	ST167809
CF4 4HJ	Heath	51.517345	-3.193262	317299	180500	ST172805
CF4 4HL	Heath	51.517331	-3.194703	317199	180500	ST171805
CF4 4HN	Heath	51.517345	-3.193262	317299	180500	ST172805
CF4 4HP	Heath	51.517433	-3.184617	317899	180500	ST178805
CF4 4HQ	Heath	51.51652	-3.186035	317799	180400	ST177804
CF4 4HR	Llanishen	51.518347	-3.1832	317999	180600	ST179806
CF4 4HS	Heath	51.518361	-3.181759	318099	180600	ST180806
CF4 4HT	Heath	51.518361	-3.181759	318099	180600	ST180806
CF4 4HU	Heath	51.517404	-3.187499	317699	180500	ST176805
CF4 4HW	Heath	51.517418	-3.186058	317799	180500	ST177805
CF4 4HX	Heath	51.518483	-3.187527	317699	180620	ST176806
CF4 4HY	Heath	51.520013	-3.196215	317099	180800	ST170808
CF4 4HZ	Heath	51.519173	-3.190428	317499	180700	ST174807
CF4 4JL	Heath	51.510979	-3.200301	316799	179800	ST167798
CF4 4JN	Heath	51.512821	-3.196026	317099	180000	ST170800
CF4 4JP	Heath	51.510979	-3.200301	316799	179800	ST167798
CF4 4JQ	Heath	51.513735	-3.194609	317199	180100	ST171801
CF4 4JR	Heath	51.515533	-3.194656	317199	180300	ST171803
CF4 4JS	Heath	51.51823	-3.194727	317199	180600	ST171806
CF4 4JT	Heath	51.514634	-3.194633	317199	180200	ST171802
CF4 4JU	Heath	51.515533	-3.194656	317199	180300	ST171803
CF4 4JW	Heath	51.517331	-3.194703	317199	180500	ST171805
CF4 4JX	Heath	51.51372	-3.19605	317099	180100	ST170801
CF4 4JY	Heath	51.514634	-3.194633	317199	180200	ST171802
CF4 4JZ	Heath	51.515518	-3.196097	317099	180300	ST170803
CF4 4LA	Heath	51.515518	-3.196097	317099	180300	ST170803
CF4 4LB	Heath	51.518215	-3.196168	317099	180600	ST170806
CF4 4LD	Heath	51.518215	-3.196168	317099	180600	ST170806
CF4 4LS	Heath	51.516446	-3.193239	317299	180400	ST172804
CF4 4LT	Heath	51.51736	-3.191822	317399	180500	ST173805
CF4 4LU	Heath	51.517389	-3.18894	317599	180500	ST175805
CF4 4LW	Heath	51.516461	-3.191798	317399	180400	ST173804
CF4 4LX	Heath	51.517389	-3.18894	317599	180500	ST175805
CF4 4LY	Heath	51.516461	-3.191798	317399	180400	ST173804
CF4 4LZ	Heath	51.51649	-3.188916	317599	180400	ST175804
CF4 4NA	Heath	51.515591	-3.188893	317599	180300	ST175803
CF4 4NB	Heath	51.515577	-3.190334	317499	180300	ST174803
CF4 4ND	Heath	51.514634	-3.194633	317199	180200	ST171802
CF4 4NE	Heath	51.514649	-3.193192	317299	180200	ST172802
CF4 4NR	Heath	51.513676	-3.200372	316799	180100	ST167801
CF4 4NS	Heath	51.517257	-3.201908	316699	180500	ST166805
CF4 4NT	Heath	51.517257	-3.201908	316699	180500	ST166805
CF4 4NU	Heath	51.513676	-3.200372	316799	180100	ST167801
CF4 4NW	Heath	51.512792	-3.198908	316899	180000	ST168800
CF4 4NX	Heath	51.513676	-3.200372	316799	180100	ST167801
CF4 4NY	Heath	51.513706	-3.197491	316999	180100	ST169801
CF4 4NZ	Heath	51.515503	-3.197538	316999	180300	ST169803
CF4 4PA	Heath	51.513706	-3.197491	316999	180100	ST169801
CF4 4PB	Heath	51.516402	-3.197561	316999	180400	ST169804
CF4 4PD	Heath	51.516402	-3.197561	316999	180400	ST169804
CF4 4PE	Heath	51.514575	-3.200396	316799	180200	ST167802
CF4 4PF	Heath	51.514575	-3.200396	316799	180200	ST167802
CF4 4PG	Heath	51.515474	-3.20042	316799	180300	ST167803
CF4 4PH	Heath	51.516388	-3.199002	316899	180400	ST168804
CF4 4PJ	Heath	51.515489	-3.198979	316899	180300	ST168803
CF4 4PL	Heath	51.516388	-3.199002	316899	180400	ST168804
CF4 4PN	Heath	51.515474	-3.20042	316799	180300	ST167803
CF4 4QA	Heath	51.510979	-3.200301	316799	179800	ST167798
CF4 4QB	Heath	51.511878	-3.200325	316799	179900	ST167799
CF4 4QD	Heath	51.513661	-3.201813	316699	180100	ST166801
CF4 4QE	Heath	51.515459	-3.20186	316699	180300	ST166803
CF4 4QF	Heath	51.518156	-3.201931	316699	180600	ST166806
CF4 4QG	Heath	51.510979	-3.200301	316799	179800	ST167798
CF4 4QH	Heath	51.511878	-3.200325	316799	179900	ST167799
CF4 4QL	Heath	51.516358	-3.201884	316699	180400	ST166804
CF4 4QN	Heath	51.515459	-3.20186	316699	180300	ST166803
CF4 4QP	Heath	51.51456	-3.201837	316699	180200	ST166802
CF4 4QQ	Heath	51.513661	-3.201813	316699	180100	ST166801
CF4 4QR	Heath	51.513647	-3.203254	316599	180100	ST165801
CF4 4QS	Heath	51.512748	-3.20323	316599	180000	ST165800

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