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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229 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	51.736016	0.467405	570473	207026	TL704070	No
CM1 1AP	51.738243	0.471408	570741	207283	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	51.739365	0.469775	570624	207404	TL706074	No
CM1 1BY	51.738658	0.471315	570733	207329	TL707073	Yes
CM1 1DJ	51.739365	0.469775	570624	207404	TL706074	No
CM1 1DL	51.738666	0.472257	570798	207332	TL707073	Yes
CM1 1EW	51.738882	0.466677	570412	207343	TL704073	Yes
CM1 1FH	51.738416	0.46571	570347	207289	TL703072	Yes
CM1 1FR	51.740417	0.47919	571270	207543	TL712075	Yes
CM1 1FS	51.739365	0.469775	570624	207404	TL706074	No
CM1 1FT	51.739365	0.469775	570624	207404	TL706074	No
CM1 1FW	51.736647	0.465165	570316	207091	TL703070	Yes
CM1 1FX	51.739365	0.469775	570624	207404	TL706074	No
CM1 1GJ	51.739228	0.474156	570927	207399	TL709073	Yes
CM1 1GN	51.736424	0.466355	570399	207069	TL703070	Yes
CM1 1GR	51.736137	0.466774	570429	207038	TL704070	Yes
CM1 1GS	51.735749	0.466405	570405	206994	TL704069	Yes
CM1 1GU	51.740641	0.478391	571214	207566	TL712075	Yes
CM1 1GZ	51.736284	0.466594	570416	207054	TL704070	Yes
CM1 1HH	51.73694	0.467064	570446	207128	TL704071	Yes
CM1 1HX	51.737091	0.467159	570452	207145	TL704071	Yes
CM1 1HY	51.736634	0.467496	570477	207095	TL704070	Yes
CM1 1HZ	51.736988	0.467342	570465	207134	TL704071	Yes
CM1 1JA	51.737016	0.466445	570403	207135	TL704071	Yes
CM1 1JD	51.736817	0.465667	570350	207111	TL703071	Yes
CM1 1JE	51.736812	0.465435	570334	207110	TL703071	Yes
CM1 1JG	51.736297	0.465566	570345	207053	TL703070	Yes
CM1 1JH	51.736063	0.466857	570435	207030	TL704070	No
CM1 1LG	51.742417	0.47349	570869	207752	TL708077	Yes
CM1 1LR	51.739134	0.472644	570823	207385	TL708073	Yes
CM1 1NJ	51.736954	0.467673	570488	207131	TL704071	No
CM1 1NN	51.738699	0.469811	570629	207330	TL706073	No
CM1 1PH	51.740099	0.473784	570898	207495	TL708074	Yes
CM1 1PL	51.738322	0.471499	570747	207292	TL707072	No
CM1 1PN	51.740511	0.476443	571080	207547	TL710075	Yes
CM1 1PP	51.739507	0.473722	570896	207429	TL708074	Yes
CM1 1PR	51.739732	0.473706	570894	207454	TL708074	Yes
CM1 1PS	51.740127	0.473771	570897	207498	TL708074	No
CM1 1PT	51.740047	0.473708	570893	207489	TL708074	Yes
CM1 1PX	51.739835	0.472668	570822	207463	TL708074	Yes
CM1 1PY	51.740048	0.470666	570683	207482	TL706074	Yes
CM1 1PZ	51.740105	0.469264	570586	207485	TL705074	Yes
CM1 1QA	51.739636	0.469731	570620	207434	TL706074	Yes
CM1 1QB	51.73942	0.472718	570827	207417	TL708074	Yes
CM1 1QD	51.739386	0.470949	570705	207409	TL707074	Yes
CM1 1QE	51.739234	0.468739	570553	207387	TL705073	Yes
CM1 1QF	51.739677	0.468213	570515	207435	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	51.738325	0.467082	570442	207282	TL704072	Yes
CM1 1QR	51.737572	0.467374	570465	207199	TL704071	Yes
CM1 1QS	51.737321	0.466896	570433	207170	TL704071	Yes
CM1 1QW	51.73849	0.470364	570668	207308	TL706073	No
CM1 1QX	51.736954	0.467673	570488	207131	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	51.740197	0.468734	570549	207494	TL705074	Yes
CM1 1RR	51.740456	0.473513	570878	207534	TL708075	Yes
CM1 1RS	51.738702	0.470115	570650	207331	TL706073	Yes
CM1 1RY	51.742011	0.466283	570373	207690	TL703076	Yes
CM1 1SA	51.741434	0.471915	570764	207639	TL707076	Yes
CM1 1SD	51.739473	0.467202	570446	207410	TL704074	Yes
CM1 1SF	51.741675	0.465149	570296	207650	TL702076	Yes
CM1 1SG	51.740446	0.473556	570881	207533	TL708075	No
CM1 1SH	51.741355	0.473099	570846	207633	TL708076	Yes
CM1 1SJ	51.738625	0.466069	570371	207313	TL703073	Yes
CM1 1SN	51.737371	0.465813	570358	207173	TL703071	Yes
CM1 1SQ	51.741388	0.47452	570944	207640	TL709076	Yes
CM1 1SR	51.742239	0.471235	570714	207727	TL707077	Yes
CM1 1SS	51.739757	0.466957	570428	207441	TL704074	Yes
CM1 1ST	51.739605	0.470758	570691	207433	TL706074	No
CM1 1SU	51.739418	0.474529	570952	207421	TL709074	Yes
CM1 1SW	51.738739	0.467061	570439	207328	TL704073	Yes
CM1 1SX	51.737187	0.465991	570371	207153	TL703071	No
CM1 1SY	51.737832	0.465722	570350	207224	TL703072	Yes
CM1 1TA	51.74054	0.474213	570926	207545	TL709075	Yes
CM1 1TD	51.736186	0.46443	570267	207038	TL702070	Yes
CM1 1TR	51.740855	0.472912	570835	207577	TL708075	Yes
CM1 1TS	51.736085	0.467524	570481	207034	TL704070	Yes
CM1 1TU	51.738533	0.466571	570406	207304	TL704073	No
CM1 1TZ	51.736614	0.464627	570279	207086	TL702070	No
CM1 1UE	51.740506	0.474994	570980	207543	TL709075	Yes
CM1 1UF	51.73764	0.465016	570302	207201	TL703072	No
CM1 1UG	51.738581	0.47499	570987	207329	TL709073	No
CM1 1UH	51.740421	0.476003	571050	207536	TL710075	No
CM1 1UJ	51.738876	0.475947	571052	207364	TL710073	No
CM1 1UQ	51.738581	0.47499	570987	207329	TL709073	No
CM1 1XT	51.739365	0.469775	570624	207404	TL706074	No
CM1 1XW	51.739365	0.469775	570624	207404	TL706074	No
CM1 1YB	51.739365	0.469775	570624	207404	TL706074	No
CM1 1YN	51.739365	0.469775	570624	207404	TL706074	No
CM1 2AA	51.740881	0.456646	569712	207542	TL697075	Yes
CM1 2AB	51.741471	0.456418	569694	207607	TL696076	Yes
CM1 2AD	51.742439	0.463003	570145	207730	TL701077	Yes
CM1 2AE	51.743288	0.458124	569805	207813	TL698078	Yes
CM1 2AF	51.742737	0.463396	570171	207764	TL701077	Yes
CM1 2AG	51.743173	0.46103	570006	207807	TL700078	Yes
CM1 2AH	51.74258	0.459274	569887	207737	TL698077	Yes
CM1 2AJ	51.742197	0.456109	569670	207687	TL696076	Yes
CM1 2AL	51.745435	0.459516	569893	208055	TL698080	Yes
CM1 2AN	51.747412	0.457856	569771	208271	TL697082	Yes
CM1 2AP	51.746478	0.457356	569740	208166	TL697081	Yes
CM1 2AQ	51.743727	0.459495	569898	207865	TL698078	Yes
CM1 2AW	51.746499	0.456792	569701	208167	TL697081	Yes
CM1 2AZ	51.741517	0.456377	569691	207612	TL696076	No
CM1 2BA	51.741881	0.454455	569557	207648	TL695076	Yes
CM1 2BB	51.744456	0.458579	569832	207944	TL698079	Yes
CM1 2BD	51.742768	0.455445	569622	207749	TL696077	Yes
CM1 2BE	51.743192	0.454947	569586	207795	TL695077	Yes
CM1 2BG	51.743813	0.455357	569612	207865	TL696078	Yes
CM1 2BQ	51.744984	0.456159	569663	207997	TL696079	Yes
CM1 2DB	51.745319	0.456902	569713	208036	TL697080	Yes
CM1 2DD	51.747734	0.455787	569627	208302	TL696083	Yes
CM1 2DE	51.745725	0.456808	569705	208081	TL697080	Yes
CM1 2DF	51.747707	0.45622	569657	208300	TL696082	Yes
CM1 2DG	51.745522	0.455377	569607	208055	TL696080	Yes
CM1 2FZ	51.738418	0.462205	570105	207281	TL701072	Yes
CM1 2GA	51.741733	0.458923	569866	207642	TL698076	Yes
CM1 2GB	51.741189	0.458706	569853	207581	TL698075	Yes
CM1 2GD	51.740537	0.457627	569781	207506	TL697075	Yes
CM1 2GE	51.740183	0.458231	569824	207468	TL698074	Yes
CM1 2GF	51.741965	0.460298	569960	207671	TL699076	Yes
CM1 2GG	51.740638	0.459704	569924	207522	TL699075	Yes
CM1 2GH	51.736506	0.463752	570219	207072	TL702070	Yes
CM1 2GN	51.737308	0.461536	570063	207156	TL700071	Yes
CM1 2GW	51.740148	0.4582	569822	207464	TL698074	No
CM1 2GZ	51.740148	0.4582	569822	207464	TL698074	No
CM1 2PA	51.740577	0.461729	570064	207520	TL700075	Yes
CM1 2PB	51.741107	0.461338	570035	207578	TL700075	Yes
CM1 2PD	51.739603	0.457997	569810	207403	TL698074	Yes
CM1 2PE	51.739769	0.459961	569945	207426	TL699074	Yes
CM1 2PF	51.739207	0.458033	569814	207359	TL698073	Yes
CM1 2PG	51.739588	0.45788	569802	207401	TL698074	No
CM1 2PH	51.738689	0.457831	569802	207301	TL698073	No
CM1 2PJ	51.73806	0.456942	569743	207229	TL697072	Yes
CM1 2PL	51.740037	0.454022	569534	207442	TL695074	Yes
CM1 2PN	51.74022	0.454727	569582	207464	TL695074	Yes
CM1 2PS	51.74048	0.459913	569939	207505	TL699075	No
CM1 2PT	51.73998	0.462319	570107	207455	TL701074	Yes
CM1 2PW	51.741273	0.455147	569607	207582	TL696075	Yes
CM1 2PY	51.737262	0.464141	570243	207157	TL702071	No
CM1 2PZ	51.737185	0.464412	570262	207149	TL702071	Yes
CM1 2QB	51.738249	0.462109	570099	207262	TL700072	No
CM1 2QD	51.737489	0.464487	570266	207183	TL702071	Yes
CM1 2QF	51.737761	0.464806	570287	207214	TL702072	Yes
CM1 2QG	51.737712	0.464122	570240	207207	TL702072	No
CM1 2QH	51.738357	0.464244	570246	207279	TL702072	Yes
CM1 2QJ	51.739064	0.460575	569990	207349	TL699073	Yes
CM1 2QL	51.738864	0.461954	570086	207330	TL700073	Yes
CM1 2QN	51.738585	0.461548	570059	207298	TL700072	Yes
CM1 2QQ	51.738027	0.46453	570267	207243	TL702072	No
CM1 2QW	51.737846	0.462015	570094	207217	TL700072	Yes
CM1 2QZ	51.737634	0.458411	569846	207185	TL698071	Yes
CM1 2RA	51.738129	0.457945	569812	207239	TL698072	Yes
CM1 2RB	51.737137	0.460224	569973	207134	TL699071	Yes
CM1 2RD	51.736242	0.46003	569963	207034	TL699070	Yes
CM1 2RE	51.736931	0.459343	569913	207109	TL699071	Yes
CM1 2RF	51.737912	0.459744	569937	207219	TL699072	Yes
CM1 2RG	51.738089	0.459884	569946	207239	TL699072	Yes
CM1 2RH	51.7385	0.460457	569984	207286	TL699072	Yes
CM1 2RN	51.736904	0.457647	569796	207102	TL697071	Yes
CM1 2RQ	51.738848	0.460128	569960	207324	TL699073	Yes
CM1 2UY	51.739904	0.456955	569737	207434	TL697074	Yes
CM1 2UZ	51.738172	0.465335	570322	207261	TL703072	Yes
CM1 2WS	51.737124	0.464728	570284	207143	TL702071	Yes
CM1 2WU	51.740084	0.460818	570003	207463	TL700074	Yes
CM1 2WW	51.738012	0.464428	570260	207241	TL702072	Yes
CM1 2XA	51.739247	0.464249	570243	207378	TL702073	Yes
CM1 2XB	51.738159	0.463393	570188	207255	TL701072	Yes
CM1 2XD	51.73912	0.465589	570336	207367	TL703073	Yes
CM1 2XF	51.736772	0.463521	570202	207101	TL702071	No
CM1 2XG	51.736772	0.463521	570202	207101	TL702071	No
CM1 2XH	51.745248	0.458578	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	51.737262	0.464141	570243	207157	TL702071	No
CM1 2XS	51.738938	0.456715	569724	207326	TL697073	Yes
CM1 2XU	51.737632	0.464074	570237	207198	TL702071	Yes
CM1 3SX	51.73981	0.465294	570313	207443	TL703074	Yes
CM1 4HT	51.746433	0.461671	570038	208171	TL700081	Yes
CM1 4HU	51.747368	0.461258	570006	208274	TL700082	No
CM1 4HW	51.74932	0.459539	569880	208487	TL698084	Yes
CM1 4HZ	51.74864	0.458908	569839	208410	TL698084	Yes
CM1 4JB	51.748467	0.457754	569760	208388	TL697083	Yes
CM1 4JD	51.74539	0.460368	569952	208052	TL699080	Yes
CM1 4JE	51.747318	0.458908	569844	208263	TL698082	Yes
CM1 4JF	51.749007	0.457276	569725	208447	TL697084	Yes
CM1 4JH	51.747735	0.459206	569863	208310	TL698083	Yes
CM1 4JJ	51.748113	0.459603	569889	208353	TL698083	Yes
CM1 4JQ	51.746671	0.460191	569935	208194	TL699081	Yes
CM1 4NE	51.74839	0.459271	569865	208383	TL698083	Yes
CM1 4NF	51.74918	0.458459	569806	208469	TL698084	Yes
CM1 9BA	51.736817	0.465667	570350	207111	TL703071	No
CM1 9SA	51.736812	0.465435	570334	207110	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	51.736817	0.465667	570350	207111	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