Postcodes in Marconi, Chelmsford Local Authority District

This page provides postcode data for the Marconi UK Local Authority District.

In 2011, Marconi contained approximately 3,017 households with a population of about 7,344

Other wards in this Local Authority District

Bicknacre and East and West Hanningfield , Boreham and The Leighs , Broomfield and The Walthams , Chelmer Village and Beaulieu Park , Chelmsford Rural West , Galleywood , Goat Hall , Great Baddow East , Great Baddow West , Little Baddow, Danbury and Sandon , Marconi , Moulsham and Central , Moulsham Lodge , Patching Hall , Rettendon and Runwell , South Hanningfield, Stock and Margaretting , South Woodham-Chetwood and Collingwood , South Woodham-Elmwood and Woodville , Springfield North , St Andrews , The Lawns , Trinity , Waterhouse Farm , Writtle

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Key

Active postcode

Postcode no longer in use

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228 postcodes, 186 active

Postcode	Latitude	Longitude	Easting	Northing	Grid reference	Active?
CM1 1AF	51.738234	0.472697	570830	207285	TL708072	Yes
CM1 1AG	51.738028	0.471802	570769	207260	TL707072	Yes
CM1 1AJ	51.736009	0.467379	570471	207025	TL704070	No
CM1 1AP	51.738236	0.471383	570739	207282	TL707072	Yes
CM1 1AQ	51.737687	0.470451	570677	207219	TL706072	Yes
CM1 1AU	51.737507	0.470064	570651	207198	TL706071	Yes
CM1 1AW	51.740402	0.47606	571054	207534	TL710075	Yes
CM1 1BH	51.739359	0.469749	570622	207403	TL706074	No
CM1 1BY	51.738659	0.471315	570733	207329	TL707073	Yes
CM1 1DJ	51.739359	0.469749	570622	207403	TL706074	No
CM1 1DL	51.738666	0.472257	570798	207332	TL707073	Yes
CM1 1EW	51.738882	0.466678	570412	207343	TL704073	Yes
CM1 1FH	51.738416	0.465711	570347	207289	TL703072	Yes
CM1 1FR	51.740417	0.47919	571270	207543	TL712075	Yes
CM1 1FS	51.739359	0.469749	570622	207403	TL706074	No
CM1 1FT	51.739359	0.469749	570622	207403	TL706074	No
CM1 1FW	51.736647	0.46518	570317	207091	TL703070	Yes
CM1 1FX	51.739359	0.469749	570622	207403	TL706074	No
CM1 1GJ	51.739222	0.474131	570925	207398	TL709073	Yes
CM1 1GN	51.736418	0.46633	570397	207068	TL703070	Yes
CM1 1GR	51.73613	0.466748	570427	207037	TL704070	Yes
CM1 1GS	51.735743	0.46638	570403	206993	TL704069	Yes
CM1 1GU	51.740634	0.478365	571212	207565	TL712075	Yes
CM1 1GZ	51.736284	0.466594	570416	207054	TL704070	Yes
CM1 1HH	51.736934	0.467038	570444	207127	TL704071	Yes
CM1 1HX	51.737085	0.467134	570450	207144	TL704071	Yes
CM1 1HY	51.736634	0.467496	570477	207095	TL704070	Yes
CM1 1HZ	51.736982	0.467316	570463	207133	TL704071	Yes
CM1 1JA	51.73701	0.46642	570401	207134	TL704071	Yes
CM1 1JD	51.73681	0.465641	570348	207110	TL703071	Yes
CM1 1JE	51.736806	0.465409	570332	207109	TL703071	Yes
CM1 1JG	51.736297	0.465566	570345	207053	TL703070	Yes
CM1 1JH	51.736057	0.466831	570433	207029	TL704070	No
CM1 1LG	51.74241	0.473465	570867	207751	TL708077	Yes
CM1 1LR	51.739128	0.472619	570821	207384	TL708073	Yes
CM1 1NJ	51.736948	0.467648	570486	207130	TL704071	No
CM1 1NN	51.738693	0.469785	570627	207329	TL706073	No
CM1 1PH	51.740099	0.473784	570898	207495	TL708074	Yes
CM1 1PL	51.738315	0.471474	570745	207291	TL707072	No
CM1 1PN	51.740505	0.476417	571078	207546	TL710075	Yes
CM1 1PP	51.739507	0.473722	570896	207429	TL708074	Yes
CM1 1PR	51.739726	0.47368	570892	207453	TL708074	Yes
CM1 1PS	51.74012	0.473745	570895	207497	TL708074	No
CM1 1PT	51.740041	0.473683	570891	207488	TL708074	Yes
CM1 1PX	51.739829	0.472643	570820	207462	TL708074	Yes
CM1 1PY	51.740042	0.470641	570681	207481	TL706074	Yes
CM1 1PZ	51.740098	0.469239	570584	207484	TL705074	Yes
CM1 1QA	51.73963	0.469706	570618	207433	TL706074	Yes
CM1 1QB	51.73942	0.472718	570827	207417	TL708074	Yes
CM1 1QD	51.739379	0.470923	570703	207408	TL707074	Yes
CM1 1QE	51.739228	0.468713	570551	207386	TL705073	Yes
CM1 1QF	51.73967	0.468187	570513	207434	TL705074	Yes
CM1 1QG	51.738498	0.467815	570492	207303	TL704073	Yes
CM1 1QJ	51.737663	0.46819	570521	207211	TL705072	Yes
CM1 1QL	51.737915	0.469044	570579	207241	TL705072	Yes
CM1 1QP	51.737853	0.467708	570487	207231	TL704072	Yes
CM1 1QQ	51.738318	0.467056	570440	207281	TL704072	Yes
CM1 1QR	51.737572	0.467374	570465	207199	TL704071	Yes
CM1 1QS	51.737321	0.466897	570433	207170	TL704071	Yes
CM1 1QW	51.73849	0.470364	570668	207308	TL706073	No
CM1 1QX	51.736948	0.467648	570486	207130	TL704071	No
CM1 1RE	51.740441	0.471224	570720	207527	TL707075	Yes
CM1 1RF	51.740756	0.471212	570718	207562	TL707075	Yes
CM1 1RG	51.741587	0.470171	570643	207652	TL706076	Yes
CM1 1RP	51.742594	0.47321	570849	207771	TL708077	Yes
CM1 1RQ	51.74019	0.468708	570547	207493	TL705074	Yes
CM1 1RR	51.740456	0.473514	570878	207534	TL708075	Yes
CM1 1RS	51.738695	0.470089	570648	207330	TL706073	Yes
CM1 1RY	51.742004	0.466257	570371	207689	TL703076	Yes
CM1 1SA	51.741427	0.47189	570762	207638	TL707076	Yes
CM1 1SD	51.739467	0.467177	570444	207409	TL704074	Yes
CM1 1SF	51.741668	0.465124	570294	207649	TL702076	Yes
CM1 1SG	51.740439	0.473531	570879	207532	TL708075	No
CM1 1SH	51.741355	0.473099	570846	207633	TL708076	Yes
CM1 1SJ	51.738618	0.466044	570369	207312	TL703073	Yes
CM1 1SN	51.737371	0.465813	570358	207173	TL703071	Yes
CM1 1SQ	51.741381	0.474495	570942	207639	TL709076	Yes
CM1 1SR	51.742233	0.47121	570712	207726	TL707077	Yes
CM1 1SS	51.739757	0.466957	570428	207441	TL704074	Yes
CM1 1ST	51.739599	0.470733	570689	207432	TL706074	No
CM1 1SU	51.739412	0.474503	570950	207420	TL709074	Yes
CM1 1SW	51.738739	0.467061	570439	207328	TL704073	Yes
CM1 1SX	51.737181	0.465966	570369	207152	TL703071	No
CM1 1SY	51.737832	0.465722	570350	207224	TL703072	Yes
CM1 1TA	51.740534	0.474188	570924	207544	TL709075	Yes
CM1 1TD	51.736186	0.46443	570267	207038	TL702070	Yes
CM1 1TR	51.740849	0.472887	570833	207576	TL708075	Yes
CM1 1TS	51.736079	0.467499	570479	207033	TL704070	Yes
CM1 1TU	51.738527	0.466546	570404	207303	TL704073	No
CM1 1TZ	51.736607	0.464602	570277	207085	TL702070	No
CM1 1UE	51.740499	0.474968	570978	207542	TL709075	Yes
CM1 1UF	51.737633	0.464991	570300	207200	TL703071	No
CM1 1UG	51.738575	0.474964	570985	207328	TL709073	No
CM1 1UH	51.740415	0.475977	571048	207535	TL710075	No
CM1 1UJ	51.738869	0.475922	571050	207363	TL710073	No
CM1 1UQ	51.738575	0.474964	570985	207328	TL709073	No
CM1 1XT	51.739359	0.469749	570622	207403	TL706074	No
CM1 1XW	51.739359	0.469749	570622	207403	TL706074	No
CM1 1YB	51.739359	0.469749	570622	207403	TL706074	No
CM1 1YN	51.739359	0.469749	570622	207403	TL706074	No
CM1 2AA	51.740875	0.456621	569710	207541	TL697075	Yes
CM1 2AB	51.741465	0.456392	569692	207606	TL696076	Yes
CM1 2AD	51.742433	0.462978	570143	207729	TL701077	Yes
CM1 2AE	51.743281	0.458099	569803	207812	TL698078	Yes
CM1 2AF	51.74273	0.463371	570169	207763	TL701077	Yes
CM1 2AG	51.743167	0.461004	570004	207806	TL700078	Yes
CM1 2AH	51.74258	0.459274	569887	207737	TL698077	Yes
CM1 2AJ	51.74219	0.456084	569668	207686	TL696076	Yes
CM1 2AL	51.745429	0.45949	569891	208054	TL698080	Yes
CM1 2AN	51.747406	0.45783	569769	208270	TL697082	Yes
CM1 2AP	51.746472	0.45733	569738	208165	TL697081	Yes
CM1 2AQ	51.74372	0.45947	569896	207864	TL698078	Yes
CM1 2AW	51.746493	0.456766	569699	208166	TL696081	Yes
CM1 2AZ	51.74151	0.456351	569689	207611	TL696076	No
CM1 2BA	51.741874	0.45443	569555	207647	TL695076	Yes
CM1 2BB	51.744456	0.458579	569832	207944	TL698079	Yes
CM1 2BD	51.742762	0.455419	569620	207748	TL696077	Yes
CM1 2BE	51.743186	0.454921	569584	207794	TL695077	Yes
CM1 2BG	51.743807	0.455331	569610	207864	TL696078	Yes
CM1 2BQ	51.744977	0.456133	569661	207996	TL696079	Yes
CM1 2DB	51.745312	0.456876	569711	208035	TL697080	Yes
CM1 2DD	51.747728	0.455761	569625	208301	TL696083	Yes
CM1 2DE	51.745719	0.456782	569703	208080	TL697080	Yes
CM1 2DF	51.747701	0.456194	569655	208299	TL696082	Yes
CM1 2DG	51.745515	0.455351	569605	208054	TL696080	Yes
CM1 2FZ	51.738412	0.46218	570103	207280	TL701072	Yes
CM1 2GA	51.741727	0.458898	569864	207641	TL698076	Yes
CM1 2GB	51.741183	0.45868	569851	207580	TL698075	Yes
CM1 2GD	51.740531	0.457602	569779	207505	TL697075	Yes
CM1 2GE	51.740177	0.458205	569822	207467	TL698074	Yes
CM1 2GF	51.741959	0.460272	569958	207670	TL699076	Yes
CM1 2GG	51.740631	0.459678	569922	207521	TL699075	Yes
CM1 2GH	51.7365	0.463727	570217	207071	TL702070	Yes
CM1 2GN	51.737289	0.461594	570067	207154	TL700071	Yes
CM1 2GW	51.740141	0.458174	569820	207463	TL698074	No
CM1 2GZ	51.740141	0.458174	569820	207463	TL698074	No
CM1 2PA	51.740577	0.461729	570064	207520	TL700075	Yes
CM1 2PB	51.741101	0.461312	570033	207577	TL700075	Yes
CM1 2PD	51.739597	0.457971	569808	207402	TL698074	Yes
CM1 2PE	51.739763	0.459935	569943	207425	TL699074	Yes
CM1 2PF	51.7392	0.458007	569812	207358	TL698073	Yes
CM1 2PG	51.739581	0.457854	569800	207400	TL697073	No
CM1 2PH	51.738683	0.457805	569800	207300	TL697072	No
CM1 2PJ	51.738054	0.456917	569741	207228	TL697072	Yes
CM1 2PL	51.740031	0.453996	569532	207441	TL695074	Yes
CM1 2PN	51.740214	0.454702	569580	207463	TL695074	Yes
CM1 2PS	51.740474	0.459887	569937	207504	TL699075	No
CM1 2PT	51.739974	0.462294	570105	207454	TL701074	Yes
CM1 2PW	51.741266	0.455121	569605	207581	TL696075	Yes
CM1 2PY	51.737256	0.464116	570241	207156	TL702071	No
CM1 2PZ	51.737178	0.464387	570260	207148	TL702071	Yes
CM1 2QB	51.738243	0.462084	570097	207261	TL700072	No
CM1 2QD	51.737489	0.464487	570266	207183	TL702071	Yes
CM1 2QF	51.737755	0.46478	570285	207213	TL702072	Yes
CM1 2QG	51.737712	0.464122	570240	207207	TL702072	Yes
CM1 2QH	51.738351	0.464219	570244	207278	TL702072	Yes
CM1 2QJ	51.739057	0.460549	569988	207348	TL699073	Yes
CM1 2QL	51.738858	0.461929	570084	207329	TL700073	Yes
CM1 2QN	51.738578	0.461522	570057	207297	TL700072	Yes
CM1 2QQ	51.738021	0.464505	570265	207242	TL702072	No
CM1 2QW	51.73784	0.461989	570092	207216	TL700072	Yes
CM1 2QZ	51.737628	0.458385	569844	207184	TL698071	Yes
CM1 2RA	51.738123	0.45792	569810	207238	TL698072	Yes
CM1 2RB	51.737131	0.460198	569971	207133	TL699071	Yes
CM1 2RD	51.736236	0.460005	569961	207033	TL699070	Yes
CM1 2RE	51.736925	0.459318	569911	207108	TL699071	Yes
CM1 2RF	51.737906	0.459719	569935	207218	TL699072	Yes
CM1 2RG	51.738083	0.459859	569944	207238	TL699072	Yes
CM1 2RH	51.738493	0.460431	569982	207285	TL699072	Yes
CM1 2RN	51.736897	0.457622	569794	207101	TL697071	Yes
CM1 2RQ	51.738842	0.460103	569958	207323	TL699073	Yes
CM1 2UY	51.739897	0.45693	569735	207433	TL697074	Yes
CM1 2UZ	51.738173	0.465335	570322	207261	TL703072	Yes
CM1 2WS	51.737118	0.464702	570282	207142	TL702071	Yes
CM1 2WU	51.740077	0.460793	570001	207462	TL700074	Yes
CM1 2WW	51.738005	0.464403	570258	207240	TL702072	Yes
CM1 2XA	51.739241	0.464224	570241	207377	TL702073	Yes
CM1 2XB	51.738159	0.463394	570188	207255	TL701072	Yes
CM1 2XD	51.73912	0.46559	570336	207367	TL703073	Yes
CM1 2XF	51.736765	0.463495	570200	207100	TL701070	No
CM1 2XG	51.736765	0.463495	570200	207100	TL701070	No
CM1 2XH	51.745248	0.458579	569829	208032	TL698080	Yes
CM1 2XJ	51.737624	0.462756	570146	207194	TL701071	Yes
CM1 2XL	51.737147	0.464077	570239	207144	TL702071	Yes
CM1 2XQ	51.737256	0.464116	570241	207156	TL702071	No
CM1 2XS	51.738931	0.456689	569722	207325	TL697073	Yes
CM1 3SX	51.739804	0.465268	570311	207442	TL703074	Yes
CM1 4HT	51.746427	0.461645	570036	208170	TL700081	Yes
CM1 4HU	51.747362	0.461232	570004	208273	TL700082	No
CM1 4HW	51.749313	0.459513	569878	208486	TL698084	Yes
CM1 4HZ	51.748634	0.458882	569837	208409	TL698084	Yes
CM1 4JB	51.748467	0.457754	569760	208388	TL697083	Yes
CM1 4JD	51.745384	0.460342	569950	208051	TL699080	Yes
CM1 4JE	51.747312	0.458882	569842	208262	TL698082	Yes
CM1 4JF	51.749001	0.45725	569723	208446	TL697084	Yes
CM1 4JH	51.747728	0.45918	569861	208309	TL698083	Yes
CM1 4JJ	51.748107	0.459578	569887	208352	TL698083	Yes
CM1 4JQ	51.746664	0.460166	569933	208193	TL699081	Yes
CM1 4NE	51.748383	0.459245	569863	208382	TL698083	Yes
CM1 4NF	51.749174	0.458433	569804	208468	TL698084	Yes
CM1 9BA	51.73681	0.465641	570348	207110	TL703071	No
CM1 9SA	51.736806	0.465409	570332	207109	TL703071	Yes
CM1 9SB	51.736812	0.465435	570334	207110	TL703071	Yes
CM1 9SD	51.736812	0.465435	570334	207110	TL703071	Yes
CM1 9SE	51.736812	0.465435	570334	207110	TL703071	Yes
CM1 9SF	51.736812	0.465435	570334	207110	TL703071	Yes
CM1 9SG	51.736812	0.465435	570334	207110	TL703071	Yes
CM1 9SH	51.736812	0.465435	570334	207110	TL703071	Yes
CM1 9SJ	51.736812	0.465435	570334	207110	TL703071	Yes
CM1 9SL	51.736812	0.465435	570334	207110	TL703071	Yes
CM1 9SP	51.736812	0.465435	570334	207110	TL703071	Yes
CM1 9SQ	51.736812	0.465435	570334	207110	TL703071	Yes
CM1 9SR	51.736812	0.465435	570334	207110	TL703071	Yes
CM1 9SS	51.736812	0.465435	570334	207110	TL703071	Yes
CM1 9ST	51.736812	0.465435	570334	207110	TL703071	Yes
CM1 9SU	51.736812	0.465435	570334	207110	TL703071	Yes
CM1 9SW	51.736675	0.465992	570373	207096	TL703070	Yes
CM1 9SY	51.736812	0.465435	570334	207110	TL703071	Yes
CM1 9SZ	51.736812	0.465435	570334	207110	TL703071	Yes
CM1 9TA	51.736812	0.465435	570334	207110	TL703071	Yes
CM1 9TB	51.736812	0.465435	570334	207110	TL703071	Yes
CM1 9TD	51.736812	0.465435	570334	207110	TL703071	Yes
CM1 9TE	51.736812	0.465435	570334	207110	TL703071	Yes
CM1 9TF	51.736812	0.465435	570334	207110	TL703071	Yes
CM1 9TG	51.736812	0.465435	570334	207110	TL703071	Yes
CM1 9WA	51.73681	0.465641	570348	207110	TL703071	No
CM1 9WB	51.736812	0.465435	570334	207110	TL703071	Yes
CM1 9ZZ	51.736812	0.465435	570334	207110	TL703071	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