Welwyn Garden City postcodes (2024)

View all built up areas

There are 2,142 postcodes in the built up area of Welwyn Garden City. The area contains approximately 20,195 households with a population of about 48,208 (2011 census)

Click to view map

Key

Active postcode

Postcode no longer in use

Show/hide postcodes

This table shows the first postcodes in the built up area, download the CSV file to get all the postcodes.

Postcode	Latitude	Longitude	Easting	Northing	Grid reference	Active?
AL6 0AD	51.819917	-0.191036	524780	215024	TL247150	Yes
AL6 0AE	51.821863	-0.191291	524757	215240	TL247152	Yes
AL6 0AG	51.821939	-0.190389	524819	215250	TL248152	Yes
AL6 0AH	51.824555	-0.187411	525017	215546	TL250155	Yes
AL6 0AJ	51.824963	-0.184695	525203	215596	TL252155	Yes
AL6 0AL	51.827379	-0.183945	525248	215866	TL252158	Yes
AL6 0AN	51.827146	-0.182851	525324	215842	TL253158	Yes
AL6 0AP	51.828829	-0.18586	525112	216024	TL251160	Yes
AL6 0AQ	51.825385	-0.188161	524963	215637	TL249156	Yes
AL6 0AR	51.828178	-0.189094	524891	215946	TL248159	Yes
AL6 0AS	51.826261	-0.190172	524822	215731	TL248157	Yes
AL6 0AT	51.825257	-0.190372	524811	215619	TL248156	Yes
AL6 0AU	51.823125	-0.190936	524778	215381	TL247153	Yes
AL6 0AW	51.827849	-0.185305	525153	215916	TL251159	Yes
AL6 0AX	51.822821	-0.191601	524733	215346	TL247153	Yes
AL6 0AZ	51.828743	-0.188433	524935	216010	TL249160	Yes
AL6 0BA	51.820506	-0.191912	524718	215088	TL247150	Yes
AL6 0BB	51.820957	-0.19259	524670	215137	TL246151	Yes
AL6 0BE	51.826541	-0.187345	525016	215767	TL250157	Yes
AL6 0BH	51.817793	-0.188582	524955	214792	TL249147	Yes
AL6 0BQ	51.826437	-0.18645	525078	215757	TL250157	Yes
AL6 0BS	51.823136	-0.205722	523759	215357	TL237153	Yes
AL6 0BU	51.817618	-0.189474	524894	214771	TL248147	Yes
AL6 0BX	51.818385	-0.189675	524878	214856	TL248148	Yes
AL6 0BY	51.818903	-0.190583	524814	214912	TL248149	Yes
AL6 0DA	51.820058	-0.192031	524711	215038	TL247150	Yes
AL6 0DB	51.821083	-0.19556	524465	215146	TL244151	Yes
AL6 0DD	51.824387	-0.192859	524642	215518	TL246155	Yes
AL6 0DE	51.822726	-0.198324	524270	215324	TL242153	Yes
AL6 0DF	51.822035	-0.197234	524347	215249	TL243152	Yes
AL6 0DG	51.822449	-0.195505	524465	215298	TL244152	Yes
AL6 0DH	51.824212	-0.196117	524418	215493	TL244154	Yes
AL6 0DJ	51.823675	-0.195688	524449	215434	TL244154	Yes
AL6 0DL	51.826082	-0.193183	524615	215706	TL246157	Yes
AL6 0DN	51.825724	-0.193821	524572	215665	TL245156	Yes
AL6 0DP	51.804489	-0.195874	524489	213300	TL244132	No
AL6 0DQ	51.824044	-0.196907	524364	215473	TL243154	Yes
AL6 0DR	51.823661	-0.194209	524551	215435	TL245154	Yes
AL6 0DS	51.823795	-0.194711	524516	215449	TL245154	Yes
AL6 0DT	51.821498	-0.19563	524459	215192	TL244151	Yes
AL6 0DU	51.822864	-0.19559	524458	215344	TL244153	Yes
AL6 0DW	51.82467	-0.194313	524541	215547	TL245155	Yes
AL6 0DX	51.823299	-0.194035	524564	215395	TL245153	Yes
AL6 0DY	51.823708	-0.193162	524623	215442	TL246154	Yes
AL6 0DZ	51.822022	-0.194042	524567	215253	TL245152	Yes
AL6 0EA	51.824363	-0.192483	524668	215516	TL246155	Yes
AL6 0EB	51.822973	-0.19859	524251	215351	TL242153	Yes
AL6 0EE	51.822108	-0.195504	524466	215260	TL244152	Yes
AL6 0EG	51.822176	-0.192324	524685	215273	TL246152	Yes
AL6 0EH	51.829451	-0.182439	525346	216099	TL253160	Yes
AL6 0EJ	51.828779	-0.183758	525257	216022	TL252160	Yes
AL6 0EL	51.827906	-0.181398	525422	215929	TL254159	Yes
AL6 0EN	51.827335	-0.179941	525524	215868	TL255158	Yes
AL6 0EW	51.828179	-0.178093	525649	215965	TL256159	Yes
AL6 0EX	51.804489	-0.195874	524489	213300	TL244132	No
AL6 0FA	51.804489	-0.195874	524489	213300	TL244132	No
AL6 0FB	51.804489	-0.195874	524489	213300	TL244132	No
AL6 0FE	51.819938	-0.190657	524806	215027	TL248150	Yes
AL6 0GY	51.804489	-0.195874	524489	213300	TL244132	No
AL6 0HR	51.804489	-0.195874	524489	213300	TL244132	No
AL6 0JA	51.804489	-0.195874	524489	213300	TL244132	No
AL6 0ND	51.804489	-0.195874	524489	213300	TL244132	No
AL6 0RT	51.804489	-0.195874	524489	213300	TL244132	No
AL6 0SN	51.817461	-0.19154	524752	214750	TL247147	Yes
AL6 0SP	51.818523	-0.191643	524742	214868	TL247148	Yes
AL6 0SR	51.818152	-0.190889	524795	214828	TL247148	Yes
AL6 0ST	51.820742	-0.200841	524102	215099	TL241150	Yes
AL6 0SW	51.81921	-0.191296	524764	214945	TL247149	Yes
AL6 0WG	51.804489	-0.195874	524489	213300	TL244132	Yes
AL6 0WJ	51.804489	-0.195874	524489	213300	TL244132	No
AL6 0WQ	51.804489	-0.195874	524489	213300	TL244132	No
AL6 0WT	51.804489	-0.195874	524489	213300	TL244132	No
AL6 0WU	51.804489	-0.195874	524489	213300	TL244132	No
AL6 0WW	51.804489	-0.195874	524489	213300	TL244132	No
AL6 0WY	51.804489	-0.195874	524489	213300	TL244132	Yes
AL6 0XA	51.804489	-0.195874	524489	213300	TL244132	No
AL6 0XL	51.804489	-0.195874	524489	213300	TL244132	No
AL6 0XU	51.804489	-0.195874	524489	213300	TL244132	No
AL6 0XX	51.804489	-0.195874	524489	213300	TL244132	No
AL6 0XY	51.804489	-0.195874	524489	213300	TL244132	No
AL6 0XZ	51.804489	-0.195874	524489	213300	TL244132	No
AL6 0YJ	51.804489	-0.195874	524489	213300	TL244132	No
AL6 0YQ	51.804489	-0.195874	524489	213300	TL244132	No
AL6 0YX	51.804489	-0.195874	524489	213300	TL244132	No
AL6 0YZ	51.804489	-0.195874	524489	213300	TL244132	No
AL6 0ZD	51.804489	-0.195874	524489	213300	TL244132	No
AL6 0ZG	51.804489	-0.195874	524489	213300	TL244132	No
AL6 0ZL	51.804489	-0.195874	524489	213300	TL244132	No
AL6 0ZN	51.804489	-0.195874	524489	213300	TL244132	No
AL6 0ZQ	51.804489	-0.195874	524489	213300	TL244132	No
AL6 0ZR	51.804489	-0.195874	524489	213300	TL244132	No
AL6 0ZS	51.804489	-0.195874	524489	213300	TL244132	No
AL6 0ZU	51.804489	-0.195874	524489	213300	TL244132	Yes
AL6 0ZW	51.804489	-0.195874	524489	213300	TL244132	No
AL6 0ZY	51.804489	-0.195874	524489	213300	TL244132	No
AL6 0ZZ	51.804489	-0.195874	524489	213300	TL244132	No
AL6 9AG	51.804489	-0.195874	524489	213300	TL244132	No
AL6 9AZ	51.804489	-0.195874	524489	213300	TL244132	No
AL6 9FA	51.804489	-0.195874	524489	213300	TL244132	No
AL6 9HH	51.804489	-0.195874	524489	213300	TL244132	Yes
AL6 9LJ	51.804489	-0.195874	524489	213300	TL244132	No
AL6 9NZ	51.804489	-0.195874	524489	213300	TL244132	No
AL6 9QG	51.804489	-0.195874	524489	213300	TL244132	No
AL6 9TH	51.804489	-0.195874	524489	213300	TL244132	No
AL6 9WJ	51.804489	-0.195874	524489	213300	TL244132	No
AL6 9WQ	51.804489	-0.195874	524489	213300	TL244132	No
AL6 9XJ	51.804489	-0.195874	524489	213300	TL244132	No
AL6 9XL	51.804489	-0.195874	524489	213300	TL244132	No
AL6 9XQ	51.804489	-0.195874	524489	213300	TL244132	No
AL6 9XU	51.804489	-0.195874	524489	213300	TL244132	No
AL6 9XW	51.804489	-0.195874	524489	213300	TL244132	No
AL6 9XZ	51.804489	-0.195874	524489	213300	TL244132	No
AL6 9ZF	51.804489	-0.195874	524489	213300	TL244132	No
AL6 9ZJ	51.804489	-0.195874	524489	213300	TL244132	No
AL6 9ZL	51.804489	-0.195874	524489	213300	TL244132	No
AL6 9ZQ	51.804489	-0.195874	524489	213300	TL244132	No
AL6 9ZR	51.804489	-0.195874	524489	213300	TL244132	No
AL6 9ZS	51.804489	-0.195874	524489	213300	TL244132	No
AL6 9ZT	51.804489	-0.195874	524489	213300	TL244132	No
AL6 9ZW	51.804489	-0.195874	524489	213300	TL244132	No
AL6 9ZX	51.804489	-0.195874	524489	213300	TL244132	No
AL7 1AA	51.804489	-0.195874	524489	213300	TL244132	Yes
AL7 1AB	51.804489	-0.195874	524489	213300	TL244132	Yes
AL7 1AD	51.803228	-0.191109	524821	213168	TL248131	Yes
AL7 1AE	51.804489	-0.195874	524489	213300	TL244132	No
AL7 1AF	51.801754	-0.192894	524702	213001	TL247130	No
AL7 1AG	51.803574	-0.194272	524602	213201	TL246132	No
AL7 1AH	51.804773	-0.193919	524623	213335	TL246133	Yes
AL7 1AJ	51.804513	-0.188084	525026	213316	TL250133	Yes
AL7 1AL	51.804489	-0.195874	524489	213300	TL244132	No
AL7 1AN	51.803847	-0.189213	524950	213240	TL249132	Yes
AL7 1AP	51.801017	-0.185903	525186	212931	TL251129	Yes
AL7 1AQ	51.803574	-0.194272	524602	213201	TL246132	No
AL7 1AR	51.803529	-0.191372	524802	213201	TL248132	No
AL7 1AS	51.804642	-0.194127	524609	213320	TL246133	No
AL7 1AT	51.801954	-0.187737	525057	213032	TL250130	No
AL7 1AU	51.803122	-0.192375	524734	213154	TL247131	Yes
AL7 1AW	51.804489	-0.195874	524489	213300	TL244132	No
AL7 1AX	51.80411	-0.190551	524857	213267	TL248132	Yes
AL7 1AY	51.804286	-0.192024	524755	213284	TL247132	Yes
AL7 1AZ	51.80455	-0.18933	524940	213318	TL249133	No
AL7 1BA	51.804681	-0.189107	524955	213333	TL249133	Yes
AL7 1BB	51.809938	-0.188302	524996	213919	TL249139	No
AL7 1BD	51.803712	-0.193903	524627	213217	TL246132	Yes
AL7 1BE	51.80392	-0.191618	524784	213244	TL247132	No
AL7 1BF	51.809938	-0.188302	524996	213919	TL249139	No
AL7 1BG	51.798791	-0.189647	524934	212677	TL249126	No
AL7 1BH	51.801844	-0.195835	524499	213006	TL244130	Yes
AL7 1BJ	51.804379	-0.190483	524861	213297	TL248132	Yes
AL7 1BL	51.805878	-0.197327	524385	213452	TL243134	No
AL7 1BN	51.802675	-0.194307	524602	213101	TL246131	No
AL7 1BP	51.80267	-0.19396	524626	213101	TL246131	No
AL7 1BQ	51.801528	-0.186942	525113	212986	TL251129	Yes
AL7 1BS	51.800288	-0.194606	524588	212835	TL245128	No
AL7 1BT	51.809938	-0.188302	524996	213919	TL249139	No
AL7 1BU	51.804489	-0.195874	524489	213300	TL244132	No
AL7 1BW	51.802232	-0.194122	524616	213052	TL246130	Yes
AL7 1BX	51.816013	-0.19038	524836	214591	TL248145	Yes
AL7 1BY	51.815401	-0.190317	524842	214523	TL248145	Yes
AL7 1BZ	51.809501	-0.188494	524984	213870	TL249138	No
AL7 1DA	51.810804	-0.192532	524702	214008	TL247140	Yes
AL7 1DB	51.811484	-0.19236	524712	214084	TL247140	Yes
AL7 1DD	51.812429	-0.190059	524868	214193	TL248141	Yes
AL7 1DE	51.81229	-0.190355	524848	214177	TL248141	Yes
AL7 1DF	51.813136	-0.189247	524922	214273	TL249142	No
AL7 1DG	51.813605	-0.188764	524954	214326	TL249143	Yes
AL7 1DH	51.812097	-0.191871	524744	214153	TL247141	Yes
AL7 1DJ	51.811829	-0.193724	524617	214120	TL246141	Yes
AL7 1DL	51.813458	-0.193833	524605	214301	TL246143	Yes
AL7 1DN	51.814824	-0.192589	524687	214455	TL246144	Yes
AL7 1DP	51.816307	-0.191354	524768	214622	TL247146	Yes
AL7 1DQ	51.813514	-0.189827	524881	214314	TL248143	Yes
AL7 1DR	51.81644	-0.192394	524696	214635	TL246146	Yes
AL7 1DS	51.814941	-0.190219	524850	214472	TL248144	Yes
AL7 1DT	51.804489	-0.195874	524489	213300	TL244132	No
AL7 1DU	51.814738	-0.190518	524830	214449	TL248144	Yes
AL7 1DW	51.81643	-0.192902	524661	214633	TL246146	Yes
AL7 1DX	51.814122	-0.190775	524814	214380	TL248143	Yes
AL7 1DY	51.809501	-0.188494	524984	213870	TL249138	No
AL7 1DZ	51.812634	-0.191661	524757	214213	TL247142	Yes
AL7 1EA	51.812627	-0.192387	524707	214211	TL247142	Yes
AL7 1EB	51.814022	-0.191301	524778	214368	TL247143	Yes
AL7 1ED	51.814405	-0.192258	524711	214409	TL247144	Yes
AL7 1EE	51.813825	-0.191962	524733	214345	TL247143	Yes
AL7 1EF	51.813149	-0.19357	524624	214267	TL246142	Yes
AL7 1EG	51.813268	-0.192579	524692	214282	TL246142	Yes
AL7 1EH	51.80535	-0.189907	524898	213406	TL248134	No
AL7 1EJ	51.809938	-0.188302	524996	213919	TL249139	No
AL7 1EL	51.808088	-0.191379	524789	213708	TL247137	Yes
AL7 1EN	51.809141	-0.188479	524986	213830	TL249138	Yes
AL7 1EP	51.805346	-0.190792	524837	213404	TL248134	Yes
AL7 1EQ	51.811821	-0.193217	524652	214120	TL246141	Yes
AL7 1ER	51.804489	-0.195874	524489	213300	TL244132	No
AL7 1ES	51.804489	-0.195874	524489	213300	TL244132	No
AL7 1ET	51.810104	-0.190878	524818	213933	TL248139	No
AL7 1EU	51.809487	-0.189336	524926	213867	TL249138	Yes
AL7 1EW	51.805785	-0.191877	524761	213451	TL247134	Yes
AL7 1EX	51.808148	-0.190013	524883	213717	TL248137	No
AL7 1EY	51.804489	-0.195874	524489	213300	TL244132	No
AL7 1EZ	51.804489	-0.195874	524489	213300	TL244132	No