Postcodes in Cardiff page 103 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
CF23 6SQ	Cyncoed	51.523865	-3.160943	319553	181189	ST195811
CF23 6SR	Cyncoed	51.523271	-3.160986	319549	181123	ST195811
CF23 6SS	Cyncoed	51.52594	-3.165681	319228	181425	ST192814
CF23 6ST	Cyncoed	51.518878	-3.162344	319447	180636	ST194806
CF23 6SU	Cyncoed	51.518493	-3.162248	319453	180593	ST194805
CF23 6SW	Cyncoed	51.519237	-3.159716	319630	180673	ST196806
CF23 6SX	Cyncoed	51.519816	-3.162094	319466	180740	ST194807
CF23 6SY	Cyncoed	51.52153	-3.157914	319759	180926	ST197809
CF23 6SZ	Pentwyn	51.52159	-3.151805	320183	180926	ST201809
CF23 6TA	Cyncoed	51.520346	-3.157553	319782	180794	ST197807
CF23 6TB	Cyncoed	51.520621	-3.162547	319436	180830	ST194808
CF23 6TD	Cyncoed	51.519543	-3.158815	319693	180706	ST196807
CF23 6TE	Cyncoed	51.520271	-3.157897	319758	180786	ST197807
CF23 6TF	Cyncoed	51.519826	-3.158404	319722	180737	ST197807
CF23 6TG	Cyncoed	51.521085	-3.154675	319983	180873	ST199808
CF23 6TH	Cyncoed	51.521174	-3.16024	319597	180889	ST195808
CF23 6TJ	Cyncoed	51.518669	-3.160753	319557	180611	ST195806
CF23 6TZ	Cyncoed	51.521836	-3.155155	319951	180957	ST199809
CF23 6UA	Pentwyn	51.514003	-3.159756	319618	180091	ST196800
CF23 6UB	Pentwyn	51.514328	-3.158784	319686	180126	ST196801
CF23 6UD	Pentwyn	51.514564	-3.160375	319576	180154	ST195801
CF23 6UE	Pentwyn	51.513271	-3.16112	319522	180011	ST195800
CF23 6UF	Pentwyn	51.514149	-3.161388	319505	180109	ST195801
CF23 6UG	Pentwyn	51.514759	-3.161533	319496	180177	ST194801
CF23 6UH	Pentwyn	51.515359	-3.159977	319605	180242	ST196802
CF23 6UJ	Pentwyn	51.516105	-3.16004	319602	180325	ST196803
CF23 6UL	Pentwyn	51.516355	-3.161069	319531	180354	ST195803
CF23 6UN	Pentwyn	51.516399	-3.162079	319461	180360	ST194803
CF23 6UP	Pentwyn	51.517294	-3.161583	319497	180459	ST194804
CF23 6UQ	Pentwyn	51.516446	-3.16283	319409	180366	ST194803
CF23 6UR	Pentwyn	51.516638	-3.158842	319686	180383	ST196803
CF23 6US	Pentwyn	51.517376	-3.160576	319567	180467	ST195804
CF23 6UT	Pentwyn	51.517399	-3.159208	319662	180468	ST196804
CF23 6UU	Pentwyn	51.517717	-3.15887	319686	180503	ST196805
CF23 6UW	Pentwyn	51.517972	-3.157594	319775	180530	ST197805
CF23 6WG	Cyncoed	51.517812	-3.17461	318594	180531	ST185805
CF23 6WP	Trowbridge	51.502015	-3.117381	322538	178712	ST225787
CF23 6WQ	Trowbridge	51.502015	-3.117366	322539	178712	ST225787
CF23 6WR	Trowbridge	51.502015	-3.117366	322539	178712	ST225787
CF23 6WW	Trowbridge	51.502015	-3.117366	322539	178712	ST225787
CF23 6XD	Cyncoed	51.510495	-3.161785	319471	179703	ST194797
CF23 6XF	Cyncoed	51.51905	-3.166831	319136	180660	ST191806
CF23 6XH	Cyncoed	51.524743	-3.164929	319278	181291	ST192812
CF23 6XL	Lisvane and Thornhill	51.53362	-3.161019	319565	182274	ST195822
CF23 6XN	Trowbridge	51.502015	-3.117366	322539	178712	ST225787
CF23 6XP	Trowbridge	51.502015	-3.117381	322538	178712	ST225787
CF23 6XQ	Cyncoed	51.524743	-3.164929	319278	181291	ST192812
CF23 6XR	Trowbridge	51.502015	-3.117366	322539	178712	ST225787
CF23 6XS	Trowbridge	51.502015	-3.117366	322539	178712	ST225787
CF23 6XU	Trowbridge	51.502015	-3.117366	322539	178712	ST225787
CF23 6YA	Cyncoed	51.51905	-3.166831	319136	180660	ST191806
CF23 6YB	Trowbridge	51.502015	-3.117366	322539	178712	ST225787
CF23 6YD	Trowbridge	51.502015	-3.117366	322539	178712	ST225787
CF23 6YG	Trowbridge	51.502015	-3.117381	322538	178712	ST225787
CF23 6YH	Trowbridge	51.502015	-3.117366	322539	178712	ST225787
CF23 6YJ	Cyncoed	51.51905	-3.166831	319136	180660	ST191806
CF23 6YR	Trowbridge	51.502015	-3.117366	322539	178712	ST225787
CF23 6YY	Trowbridge	51.502015	-3.117366	322539	178712	ST225787
CF23 6ZD	Trowbridge	51.502015	-3.117366	322539	178712	ST225787
CF23 6ZY	Trowbridge	51.502015	-3.117366	322539	178712	ST225787
CF23 7AA	Pentwyn	51.519594	-3.156323	319866	180709	ST198807
CF23 7AB	Pentwyn	51.5198	-3.154613	319985	180730	ST199807
CF23 7AD	Pentwyn	51.519877	-3.152309	320145	180736	ST201807
CF23 7AE	Pentwyn	51.51994	-3.153118	320089	180744	ST200807
CF23 7AF	Pentwyn	51.521122	-3.151851	320179	180874	ST201808
CF23 7AG	Pentwyn	51.521633	-3.150163	320297	180929	ST202809
CF23 7AH	Pentwyn	51.524301	-3.146727	320540	181222	ST205812
CF23 7AN	Pentwyn	51.522698	-3.153447	320071	181051	ST200810
CF23 7AP	Pentwyn	51.522123	-3.150579	320269	180984	ST202809
CF23 7AQ	Pentwyn	51.522539	-3.151281	320221	181031	ST202810
CF23 7AR	Pentwyn	51.522732	-3.151834	320183	181053	ST201810
CF23 7AS	Pentwyn	51.523758	-3.151672	320196	181167	ST201811
CF23 7AT	Pentwyn	51.523614	-3.152663	320127	181152	ST201811
CF23 7AU	Pentwyn	51.523513	-3.153713	320054	181142	ST200811
CF23 7BA	Pentwyn	51.525081	-3.147857	320463	181310	ST204813
CF23 7BB	Pentwyn	51.524947	-3.148704	320404	181296	ST204812
CF23 7BD	Pentwyn	51.525053	-3.149802	320328	181309	ST203813
CF23 7BE	Pentwyn	51.525838	-3.149606	320343	181396	ST203813
CF23 7BG	Pentwyn	51.525475	-3.150793	320260	181357	ST202813
CF23 7BH	Pentwyn	51.527383	-3.146935	320531	181565	ST205815
CF23 7BJ	Pentwyn	51.526897	-3.148854	320397	181513	ST203815
CF23 7BL	Pentwyn	51.526555	-3.147952	320459	181474	ST204814
CF23 7BN	Pentwyn	51.526538	-3.146957	320528	181471	ST205814
CF23 7BP	Pentwyn	51.529576	-3.147119	320522	181809	ST205818
CF23 7BQ	Pentwyn	51.528703	-3.145353	320643	181710	ST206817
CF23 7BR	Pentwyn	51.52811	-3.146232	320581	181645	ST205816
CF23 7BS	Pentwyn	51.528104	-3.147731	320477	181646	ST204816
CF23 7BT	Pentwyn	51.52888	-3.148385	320433	181733	ST204817
CF23 7BU	Pentwyn	51.529315	-3.148944	320395	181782	ST203817
CF23 7BW	Pentwyn	51.530051	-3.149092	320386	181864	ST203818
CF23 7DA	Pentwyn	51.526577	-3.152176	320166	181481	ST201814
CF23 7DB	Pentwyn	51.525901	-3.152288	320157	181406	ST201814
CF23 7DD	Pentwyn	51.528298	-3.151758	320198	181672	ST201816
CF23 7DE	Pentwyn	51.528068	-3.150484	320286	181645	ST202816
CF23 7DF	Pentwyn	51.527399	-3.149977	320320	181570	ST203815
CF23 7DG	Pentwyn	51.527346	-3.151676	320202	181566	ST202815
CF23 7DH	Pentwyn	51.529622	-3.150624	320279	181818	ST202818
CF23 7DJ	Pentwyn	51.528796	-3.150545	320283	181726	ST202817
CF23 7DL	Pentwyn	51.528582	-3.14943	320360	181701	ST203817
CF23 7DN	Pentwyn	51.529949	-3.153977	320047	181858	ST200818

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