AL3 postcodes St Albans

This is a list of postcodes in the AL3 area covering the areas of St Albans, Childwickbury, Flamstead, Gorhambury, Markyate, Porters Wood, Redbourn, Sandridge. The area contains approximately 11,197 households with a population of about 28,025 (2011 census)

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AL1 AL2 AL3 AL4 AL5 AL6 AL7 AL8 AL9 AL10

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AL3 4 AL3 5 AL3 6 AL3 7 AL3 8

Nearby districts

AL5 AL1 AL4 AL2 HP2 WD25 WD2 WD5 WD23 HP1

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Active postcode

Postcode no longer in use

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Postcode	Latitude	Longitude	Easting	Northing	Grid reference	Active?
AL3 4AA	51.741019	-0.354385	513720	205983	TL137059	Yes
AL3 4AB	51.740053	-0.352813	513831	205878	TL138058	Yes
AL3 4AD	51.741117	-0.353643	513771	205995	TL137059	Yes
AL3 4AE	51.745609	-0.353987	513736	206494	TL137064	Yes
AL3 4AF	51.744246	-0.35237	513851	206345	TL138063	Yes
AL3 4AG	51.746128	-0.354475	513701	206551	TL137065	No
AL3 4AH	51.747746	-0.362152	513167	206719	TL131067	Yes
AL3 4AJ	51.746086	-0.354694	513686	206546	TL136065	Yes
AL3 4AL	51.739249	-0.371251	512560	205760	TL125057	Yes
AL3 4AN	51.746128	-0.354489	513700	206551	TL136065	No
AL3 4AP	51.743885	-0.352253	513860	206305	TL138063	Yes
AL3 4AQ	51.746128	-0.354475	513701	206551	TL137065	No
AL3 4AR	51.743504	-0.352658	513833	206262	TL138062	Yes
AL3 4AS	51.743367	-0.353836	513752	206245	TL137062	Yes
AL3 4AT	51.744753	-0.353279	513787	206400	TL137063	Yes
AL3 4AU	51.745643	-0.354492	513701	206497	TL137064	Yes
AL3 4AW	51.743349	-0.349318	514064	206250	TL140062	Yes
AL3 4AX	51.745467	-0.356063	513593	206475	TL135064	No
AL3 4AY	51.743813	-0.354805	513684	206293	TL136062	Yes
AL3 4AZ	51.742026	-0.356927	513542	206091	TL135060	Yes
AL3 4BA	51.740709	-0.357945	513475	205943	TL134059	Yes
AL3 4BB	51.740177	-0.355908	513617	205887	TL136058	Yes
AL3 4BD	51.738356	-0.354279	513734	205687	TL137056	Yes
AL3 4BE	51.747834	-0.301841	517330	206824	TL173068	No
AL3 4BF	51.747834	-0.301841	517330	206824	TL173068	No
AL3 4BG	51.738849	-0.35416	513741	205742	TL137057	Yes
AL3 4BH	51.741442	-0.356977	513540	206026	TL135060	Yes
AL3 4BJ	51.742736	-0.354946	513677	206173	TL136061	Yes
AL3 4BL	51.742047	-0.349452	514058	206105	TL140061	Yes
AL3 4BN	51.742773	-0.349266	514069	206186	TL140061	Yes
AL3 4BP	51.742921	-0.350231	514002	206201	TL140062	No
AL3 4BQ	51.740534	-0.355692	513631	205927	TL136059	Yes
AL3 4BS	51.742921	-0.350231	514002	206201	TL140062	No
AL3 4BT	51.746128	-0.354475	513701	206551	TL137065	No
AL3 4BU	51.747834	-0.301841	517330	206824	TL173068	No
AL3 4BW	51.747834	-0.301841	517330	206824	TL173068	No
AL3 4BX	51.747834	-0.301841	517330	206824	TL173068	No
AL3 4BY	51.755421	-0.351558	513879	207589	TL138075	Yes
AL3 4BZ	51.739891	-0.354122	513741	205858	TL137058	Yes
AL3 4DA	51.752077	-0.341379	514590	207233	TL145072	Yes
AL3 4DB	51.747834	-0.301841	517330	206824	TL173068	No
AL3 4DD	51.752008	-0.341005	514616	207226	TL146072	Yes
AL3 4DE	51.752828	-0.34109	514608	207317	TL146073	Yes
AL3 4DF	51.752685	-0.341183	514602	207301	TL146073	No
AL3 4DG	51.752868	-0.341422	514585	207321	TL145073	Yes
AL3 4DH	51.754311	-0.342963	514475	207479	TL144074	Yes
AL3 4DJ	51.753925	-0.34305	514470	207436	TL144074	Yes
AL3 4DL	51.754655	-0.345022	514332	207514	TL143075	Yes
AL3 4DN	51.755223	-0.346407	514235	207575	TL142075	Yes
AL3 4DP	51.756174	-0.348212	514108	207678	TL141076	Yes
AL3 4DQ	51.753199	-0.341265	514595	207358	TL145073	Yes
AL3 4DR	51.75608	-0.349853	513995	207665	TL139076	Yes
AL3 4DS	51.756423	-0.351188	513902	207701	TL139077	No
AL3 4DT	51.746128	-0.354475	513701	206551	TL137065	No
AL3 4DU	51.750939	-0.341058	514615	207107	TL146071	No
AL3 4DW	51.75556	-0.348032	514122	207610	TL141076	Yes
AL3 4DX	51.756403	-0.34974	514002	207701	TL140077	No
AL3 4DY	51.750888	-0.341249	514602	207101	TL146071	No
AL3 4DZ	51.751762	-0.34139	514590	207198	TL145071	No
AL3 4EA	51.751757	-0.343593	514438	207194	TL144071	Yes
AL3 4EB	51.75099	-0.341462	514587	207112	TL145071	Yes
AL3 4ED	51.750894	-0.340394	514661	207103	TL146071	Yes
AL3 4EE	51.750888	-0.341249	514602	207101	TL146071	No
AL3 4EF	51.750888	-0.341249	514602	207101	TL146071	No
AL3 4EG	51.750888	-0.341249	514602	207101	TL146071	No
AL3 4EH	51.751082	-0.34101	514618	207123	TL146071	Yes
AL3 4EJ	51.75165	-0.344915	514347	207180	TL143071	No
AL3 4EL	51.751162	-0.340297	514667	207133	TL146071	Yes
AL3 4EN	51.750888	-0.341249	514602	207101	TL146071	No
AL3 4EP	51.750968	-0.340536	514651	207111	TL146071	Yes
AL3 4EQ	51.747834	-0.301841	517330	206824	TL173068	No
AL3 4ER	51.751394	-0.342099	514542	207156	TL145071	Yes
AL3 4ES	51.751656	-0.342162	514537	207185	TL145071	Yes
AL3 4ET	51.751746	-0.343463	514447	207193	TL144071	Yes
AL3 4EU	51.750929	-0.344144	514402	207101	TL144071	No
AL3 4EW	51.750716	-0.340545	514651	207083	TL146070	Yes
AL3 4EX	51.751774	-0.343505	514444	207196	TL144071	No
AL3 4EY	51.751827	-0.344112	514402	207201	TL144072	No
AL3 4EZ	51.751273	-0.34306	514476	207141	TL144071	Yes
AL3 4FB	51.737959	-0.355438	513655	205641	TL136056	Yes
AL3 4FD	51.740399	-0.354379	513722	205914	TL137059	Yes
AL3 4FY	51.747834	-0.301841	517330	206824	TL173068	No
AL3 4GA	51.746128	-0.354475	513701	206551	TL137065	No
AL3 4GB	51.74309	-0.356483	513570	206210	TL135062	Yes
AL3 4GD	51.74418	-0.356603	513559	206331	TL135063	Yes
AL3 4GE	51.742168	-0.358066	513463	206105	TL134061	Yes
AL3 4GF	51.743001	-0.359122	513388	206196	TL133061	Yes
AL3 4GG	51.744645	-0.357078	513525	206382	TL135063	Yes
AL3 4GH	51.743499	-0.356844	513544	206255	TL135062	Yes
AL3 4GJ	51.743694	-0.357272	513514	206276	TL135062	Yes
AL3 4GL	51.743396	-0.357819	513477	206242	TL134062	Yes
AL3 4GN	51.743502	-0.357656	513488	206254	TL134062	Yes
AL3 4HA	51.74984	-0.345416	514317	206978	TL143069	Yes
AL3 4HB	51.75101	-0.345431	514313	207108	TL143071	Yes
AL3 4HD	51.750661	-0.344908	514350	207070	TL143070	Yes
AL3 4HE	51.749642	-0.34664	514233	206954	TL142069	Yes
AL3 4HF	51.750071	-0.347073	514202	207001	TL142070	No
AL3 4HG	51.748587	-0.34775	514159	206835	TL141068	Yes
AL3 4HH	51.751953	-0.343455	514447	207216	TL144072	Yes
AL3 4HJ	51.748756	-0.346919	514216	206855	TL142068	Yes
AL3 4HL	51.749699	-0.344943	514350	206963	TL143069	Yes
AL3 4HN	51.748476	-0.346219	514265	206825	TL142068	Yes
AL3 4HP	51.748293	-0.348587	514102	206801	TL141068	No
AL3 4HQ	51.750071	-0.347073	514202	207001	TL142070	No
AL3 4HR	51.747655	-0.301949	517323	206804	TL173068	Yes
AL3 4HS	51.750888	-0.341249	514602	207101	TL146071	No
AL3 4HT	51.747834	-0.301841	517330	206824	TL173068	No
AL3 4HW	51.738479	-0.352783	513837	205703	TL138057	Yes
AL3 4HX	51.74516	-0.357277	513510	206439	TL135064	Yes
AL3 4HY	51.745029	-0.358194	513447	206423	TL134064	Yes
AL3 4HZ	51.745519	-0.359176	513378	206476	TL133064	Yes
AL3 4JA	51.747085	-0.361828	513191	206646	TL131066	Yes
AL3 4JB	51.747121	-0.361204	513234	206651	TL132066	Yes
AL3 4JD	51.746576	-0.362064	513176	206589	TL131065	Yes
AL3 4JE	51.746256	-0.362321	513159	206553	TL131065	Yes
AL3 4JF	51.74564	-0.362011	513182	206485	TL131064	Yes
AL3 4JG	51.745035	-0.361815	513197	206418	TL131064	Yes
AL3 4JH	51.745669	-0.364095	513038	206485	TL130064	Yes
AL3 4JJ	51.744875	-0.363921	513052	206397	TL130063	Yes
AL3 4JL	51.744607	-0.366002	512909	206364	TL129063	Yes
AL3 4JN	51.744352	-0.366388	512883	206335	TL128063	Yes
AL3 4JP	51.743416	-0.363713	513070	206235	TL130062	Yes
AL3 4JQ	51.745602	-0.363185	513101	206479	TL131064	Yes
AL3 4JR	51.74419	-0.362512	513151	206323	TL131063	Yes
AL3 4JS	51.744931	-0.360819	513266	206408	TL132064	Yes
AL3 4JT	51.744401	-0.360259	513306	206350	TL133063	Yes
AL3 4JU	51.743897	-0.359553	513356	206295	TL133062	Yes
AL3 4JW	51.743846	-0.366856	512852	206278	TL128062	Yes
AL3 4JX	51.74365	-0.365675	512934	206258	TL129062	Yes
AL3 4JY	51.743834	-0.364089	513043	206281	TL130062	Yes
AL3 4JZ	51.746437	-0.36049	513285	206576	TL132065	Yes
AL3 4LA	51.746081	-0.36072	513270	206536	TL132065	Yes
AL3 4LB	51.743901	-0.35599	513602	206301	TL136063	No
AL3 4LD	51.742815	-0.349699	514039	206190	TL140061	Yes
AL3 4LE	51.746128	-0.354475	513701	206551	TL137065	No
AL3 4LG	51.742022	-0.350264	514002	206101	TL140061	No
AL3 4LP	51.73963	-0.357304	513522	205824	TL135058	Yes
AL3 4LR	51.739449	-0.357875	513483	205803	TL134058	Yes
AL3 4LS	51.740722	-0.360175	513321	205941	TL133059	Yes
AL3 4LT	51.741377	-0.362643	513149	206010	TL131060	Yes
AL3 4LU	51.741857	-0.364146	513044	206061	TL130060	Yes
AL3 4LW	51.738728	-0.355772	513630	205726	TL136057	Yes
AL3 4LX	51.741833	-0.362453	513161	206061	TL131060	Yes
AL3 4LY	51.742129	-0.361747	513209	206095	TL132060	Yes
AL3 4LZ	51.742385	-0.361404	513232	206124	TL132061	Yes
AL3 4NA	51.742672	-0.360699	513280	206157	TL132061	Yes
AL3 4NB	51.742582	-0.360021	513327	206148	TL133061	Yes
AL3 4ND	51.740673	-0.359236	513386	205937	TL133059	Yes
AL3 4NE	51.73885	-0.358085	513470	205736	TL134057	Yes
AL3 4NF	51.738272	-0.355962	513618	205675	TL136056	Yes
AL3 4NG	51.737277	-0.354318	513734	205567	TL137055	Yes
AL3 4NH	51.74049	-0.360937	513269	205914	TL132059	Yes
AL3 4NJ	51.742673	-0.365276	512964	206150	TL129061	Yes
AL3 4NL	51.746128	-0.354475	513701	206551	TL137065	No
AL3 4NN	51.753767	-0.354182	513702	207401	TL137074	No
AL3 4NP	51.751807	-0.342664	514502	207201	TL145072	No
AL3 4NQ	51.742529	-0.365918	512920	206133	TL129061	Yes
AL3 4NR	51.737221	-0.355392	513660	205559	TL136055	Yes
AL3 4NW	51.753767	-0.354182	513702	207401	TL137074	No
AL3 4PA	51.752666	-0.341719	514565	207298	TL145072	Yes
AL3 4PB	51.751807	-0.342664	514502	207201	TL145072	No
AL3 4PD	51.751807	-0.342664	514502	207201	TL145072	No
AL3 4PE	51.752471	-0.3419	514553	207276	TL145072	Yes
AL3 4PF	51.752011	-0.341816	514560	207225	TL145072	Yes
AL3 4PG	51.752706	-0.342631	514502	207301	TL145073	No
AL3 4PH	51.75217	-0.342911	514484	207241	TL144072	Yes
AL3 4PJ	51.752399	-0.343236	514461	207266	TL144072	Yes
AL3 4PL	51.752706	-0.342631	514502	207301	TL145073	No
AL3 4PN	51.7532	-0.342627	514501	207356	TL145073	Yes
AL3 4PP	51.750929	-0.344144	514402	207101	TL144071	No
AL3 4PQ	51.751986	-0.342585	514507	207221	TL145072	Yes
AL3 4PR	51.747834	-0.301841	517330	206824	TL173068	No
AL3 4PS	51.752637	-0.34285	514487	207293	TL144072	Yes
AL3 4PT	51.752871	-0.342856	514486	207319	TL144073	Yes
AL3 4PU	51.753273	-0.343363	514450	207363	TL144073	Yes
AL3 4PW	51.753112	-0.342138	514535	207347	TL145073	Yes
AL3 4PX	51.752738	-0.343629	514433	207303	TL144073	Yes
AL3 4PY	51.752944	-0.343607	514434	207326	TL144073	Yes
AL3 4PZ	51.753327	-0.343941	514410	207368	TL144073	Yes
AL3 4QA	51.753341	-0.343665	514429	207370	TL144073	Yes
AL3 4QB	51.752489	-0.343841	514419	207275	TL144072	Yes
AL3 4QD	51.752326	-0.344383	514382	207256	TL143072	Yes
AL3 4QE	51.752837	-0.344277	514388	207313	TL143073	Yes
AL3 4QF	51.753097	-0.344253	514389	207342	TL143073	Yes
AL3 4QG	51.753672	-0.344189	514392	207406	TL143074	Yes
AL3 4QH	51.753231	-0.346103	514261	207354	TL142073	Yes
AL3 4QJ	51.753753	-0.347431	514168	207410	TL141074	Yes
AL3 4QL	51.75304	-0.347226	514184	207331	TL141073	Yes
AL3 4QN	51.752355	-0.346439	514240	207256	TL142072	Yes
AL3 4QP	51.752398	-0.347568	514162	207259	TL141072	Yes
AL3 4QQ	51.754134	-0.344433	514374	207457	TL143074	Yes
AL3 4QR	51.752936	-0.348128	514122	207318	TL141073	Yes
AL3 4QS	51.754009	-0.346437	514236	207440	TL142074	Yes
AL3 4QT	51.754435	-0.346668	514219	207487	TL142074	Yes
AL3 4QU	51.753479	-0.347123	514190	207380	TL141073	Yes
AL3 4QW	51.752133	-0.346636	514227	207231	TL142072	Yes
AL3 4QX	51.753686	-0.34839	514102	207401	TL141074	No
AL3 4QY	51.753596	-0.347727	514148	207392	TL141073	Yes
AL3 4QZ	51.753686	-0.34839	514102	207401	TL141074	No
AL3 4RA	51.754731	-0.347236	514179	207519	TL141075	Yes

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