Postcodes in Cardiff page 134 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 7DY	Penylan	51.503308	-3.158317	319699	178900	ST196789
CF3 7DZ	Penylan	51.504264	-3.152578	320099	179000	ST200790
CF3 7EA	Penylan	51.507003	-3.148325	320399	179300	ST203793
CF3 7EB	Pentwyn	51.514223	-3.145624	320599	180100	ST205801
CF3 7ED	Penylan	51.503308	-3.158317	319699	178900	ST196789
CF3 7EE	Pentwyn	51.509658	-3.152714	320099	179600	ST200796
CF3 7EF	Pentwyn	51.510543	-3.154178	319999	179700	ST199797
CF3 7EG	Pentwyn	51.510557	-3.152737	320099	179700	ST200797
CF3 7EH	Pentwyn	51.509672	-3.151274	320199	179600	ST201796
CF3 7EJ	Pentwyn	51.509672	-3.151274	320199	179600	ST201796
CF3 7EL	Pentwyn	51.509686	-3.149833	320299	179600	ST202796
CF3 7EN	Pentwyn	51.510571	-3.151297	320199	179700	ST201797
CF3 7EP	Pentwyn	51.51147	-3.151319	320199	179800	ST201798
CF3 7EQ	Pentwyn	51.511484	-3.149879	320299	179800	ST202798
CF3 7ER	Penylan	51.506947	-3.154087	319999	179300	ST199793
CF3 7ES	Penylan	51.502409	-3.158294	319699	178800	ST196788
CF3 7ET	Penylan	51.502424	-3.156854	319799	178800	ST197788
CF3 7EU	Penylan	51.502395	-3.159734	319599	178800	ST195788
CF3 7EW	Penylan	51.502409	-3.158294	319699	178800	ST196788
CF3 7EX	Penylan	51.502424	-3.156854	319799	178800	ST197788
CF3 7EY	Penylan	51.503351	-3.153996	319999	178900	ST199789
CF3 7EZ	Penylan	51.505205	-3.14828	320399	179100	ST203791
CF3 7HA	Penylan	51.503351	-3.153996	319999	178900	ST199789
CF3 7HB	Penylan	51.504278	-3.151138	320199	179000	ST201790
CF3 7HD	Penylan	51.503379	-3.151115	320199	178900	ST201789
CF3 7HE	Penylan	51.504278	-3.151138	320199	179000	ST201790
CF3 7HF	Penylan	51.505205	-3.14828	320399	179100	ST203791
CF3 7HG	Penylan	51.505205	-3.14828	320399	179100	ST203791
CF3 7HH	Penylan	51.506104	-3.148302	320399	179200	ST203792
CF3 7HJ	Penylan	51.502438	-3.155413	319899	178800	ST198788
CF3 7HL	Penylan	51.506104	-3.148302	320399	179200	ST203792
CF3 7HS	Penylan	51.505135	-3.155482	319899	179100	ST198791
CF3 7HT	Penylan	51.505135	-3.155482	319899	179100	ST198791
CF3 7HU	Penylan	51.505977	-3.161266	319499	179200	ST194792
CF3 7HW	Penylan	51.505135	-3.155482	319899	179100	ST198791
CF3 7HX	Penylan	51.506876	-3.161289	319499	179300	ST194793
CF3 7HY	Penylan	51.505991	-3.159826	319599	179200	ST195792
CF3 7HZ	Penylan	51.50689	-3.159849	319599	179300	ST195793
CF3 7JA	Penylan	51.506034	-3.155504	319899	179200	ST198792
CF3 7JB	Penylan	51.506034	-3.155504	319899	179200	ST198792
CF3 7JD	Penylan	51.505135	-3.155482	319899	179100	ST198791
CF3 7JE	Penylan	51.506034	-3.155504	319899	179200	ST198792
CF3 7JF	Penylan	51.505149	-3.154041	319999	179100	ST199791
CF3 7JG	Penylan	51.506062	-3.152624	320099	179200	ST200792
CF3 7JH	Penylan	51.506847	-3.16417	319299	179300	ST192793
CF3 7JJ	Penylan	51.506034	-3.155504	319899	179200	ST198792
CF3 7JP	Penylan	51.506947	-3.154087	319999	179300	ST199793
CF3 7JQ	Pentwyn	51.507832	-3.15555	319899	179400	ST198794
CF3 7JR	Pentwyn	51.507846	-3.154109	319999	179400	ST199794
CF3 7JS	Pentwyn	51.508773	-3.151251	320199	179500	ST201795
CF3 7JT	Pentwyn	51.508716	-3.157013	319799	179500	ST197795
CF3 7JU	Pentwyn	51.50963	-3.155596	319899	179600	ST198796
CF3 7JW	Pentwyn	51.510528	-3.155618	319899	179700	ST198797
CF3 7JX	Pentwyn	51.510528	-3.155618	319899	179700	ST198797
CF3 7JY	Pentwyn	51.510528	-3.155618	319899	179700	ST198797
CF3 7JZ	Pentwyn	51.510528	-3.155618	319899	179700	ST198797
CF3 7LE	Penylan	51.506062	-3.152624	320099	179200	ST200792
CF3 7LF	Cyncoed	51.508702	-3.158454	319699	179500	ST196795
CF3 7LG	Pentwyn	51.509601	-3.158477	319699	179600	ST196796
CF3 7LH	Pentwyn	51.5105	-3.158499	319699	179700	ST196797
CF3 7LJ	Pentwyn	51.511413	-3.157082	319799	179800	ST197798
CF3 7LL	Pentwyn	51.510528	-3.155618	319899	179700	ST198797
CF3 7LN	Pentwyn	51.513197	-3.158568	319699	180000	ST196800
CF3 7LP	Pentwyn	51.513225	-3.155687	319899	180000	ST198800
CF3 7LQ	Pentwyn	51.51324	-3.154246	319999	180000	ST199800
CF3 7LR	Pentwyn	51.51324	-3.154246	319999	180000	ST199800
CF3 7LS	Pentwyn	51.514096	-3.158591	319699	180100	ST196801
CF3 7LT	Pentwyn	51.515908	-3.157195	319799	180300	ST197803
CF3 7LU	Pentwyn	51.515908	-3.157195	319799	180300	ST197803
CF3 7LW	Pentwyn	51.515023	-3.155732	319899	180200	ST198802
CF3 7LX	Pentwyn	51.515009	-3.157173	319799	180200	ST197802
CF3 7LY	Pentwyn	51.514124	-3.155709	319899	180100	ST198801
CF3 7LZ	Pentwyn	51.514138	-3.154269	319999	180100	ST199801
CF3 7NA	Pentwyn	51.51411	-3.15715	319799	180100	ST197801
CF3 7ND	Pentwyn	51.518662	-3.1515	320199	180600	ST201806
CF3 7NE	Pentwyn	51.517763	-3.151478	320199	180500	ST201805
CF3 7NF	Pentwyn	51.518676	-3.150059	320299	180600	ST202806
CF3 7NG	Pentwyn	51.517791	-3.148596	320399	180500	ST203805
CF3 7NH	Pentwyn	51.516892	-3.148573	320399	180400	ST203804
CF3 7NJ	Pentwyn	51.517777	-3.150037	320299	180500	ST202805
CF3 7NL	Pentwyn	51.515066	-3.15141	320199	180200	ST201802
CF3 7NN	Pentwyn	51.515066	-3.15141	320199	180200	ST201802
CF3 7NP	Pentwyn	51.515993	-3.148551	320399	180300	ST203803
CF3 7NQ	Pentwyn	51.517791	-3.148596	320399	180500	ST203805
CF3 7NR	Pentwyn	51.516906	-3.147133	320499	180400	ST204804
CF3 7NS	Pentwyn	51.51692	-3.145692	320599	180400	ST205804
CF3 7NT	Pentwyn	51.516007	-3.14711	320499	180300	ST204803
CF3 7NU	Pentwyn	51.515993	-3.148551	320399	180300	ST203803
CF3 7NW	Pentwyn	51.514167	-3.151387	320199	180100	ST201801
CF3 7NX	Pentwyn	51.516864	-3.151455	320199	180400	ST201804
CF3 7NZ	Pentwyn	51.514209	-3.147065	320499	180100	ST204801
CF3 7PA	Pentwyn	51.515108	-3.147088	320499	180200	ST204802
CF3 7PB	Pentwyn	51.514209	-3.147065	320499	180100	ST204801
CF3 7PD	Pentwyn	51.513282	-3.149924	320299	180000	ST202800
CF3 7PE	Pentwyn	51.511456	-3.15276	320099	179800	ST200798
CF3 7PF	Pentwyn	51.513268	-3.151364	320199	180000	ST201800
CF3 7PG	Pentwyn	51.513282	-3.149924	320299	180000	ST202800
CF3 7PH	Pentwyn	51.513296	-3.148483	320399	180000	ST203800
CF3 7PJ	Pentwyn	51.51331	-3.147042	320499	180000	ST204800
CF3 7PL	Pentwyn	51.512341	-3.154223	319999	179900	ST199799

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