SG6 postcodes North Hertfordshire

This is a list of postcodes in the SG6 area covering the areas of Letchworth, North Hertfordshire. The area contains approximately 13,993 households with a population of about 33,250 (2011 census)

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SG6 1  SG6 2  SG6 3  SG6 4  SG6 9 

Nearby districts

SG7  SG5  SG15  SG1  SG4  SG16  SG2  SG18  SG3  SG17 
Key Active postcodeActive postcode Postcode no longer in usePostcode no longer in use
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Postcode Latitude Longitude Easting Northing Grid reference Active?
SG6 1AA51.988356-0.219411522366233708TL223337Yes
SG6 1AB51.988763-0.219555522355233753TL223337Yes
SG6 1AD51.990046-0.214581522693233904TL226339Yes
SG6 1AE51.990448-0.215061522659233948TL226339Yes
SG6 1AF51.989252-0.219186522379233808TL223338No
SG6 1AG51.992989-0.210051522996234239TL229342Yes
SG6 1AH51.99586-0.207868523138234562TL231345Yes
SG6 1AJ51.994376-0.207214523187234398TL231343Yes
SG6 1AL51.993709-0.208901523073234321TL230343Yes
SG6 1AN51.998709-0.203049523461234887TL234348Yes
SG6 1AP51.992349-0.215845522600234158TL225341Yes
SG6 1AQ51.988728-0.202473523528233778TL235337Yes
SG6 1AR51.992854-0.20943523039234225TL230342Yes
SG6 1AS51.992736-0.218291522431234197TL224341Yes
SG6 1AT51.992081-0.220166522304234121TL223341Yes
SG6 1AU51.981628-0.209208523085232977TL230329No
SG6 1AW51.993149-0.20818523124234260TL231342Yes
SG6 1AX51.990558-0.218159522446233955TL224339Yes
SG6 1AY51.990308-0.218824522401233926TL224339Yes
SG6 1AZ51.988794-0.199688523719233790TL237337Yes
SG6 1BA51.986245-0.202951523502233501TL235335No
SG6 1BB51.983615-0.207425523202233201TL232332No
SG6 1BD51.980986-0.211898522902232901TL229329No
SG6 1BE51.980936-0.2104523005232898TL230328Yes
SG6 1BF51.981628-0.209208523085232977TL230329No
SG6 1BG51.981096-0.219174522402232901TL224329No
SG6 1BH51.982843-0.224114522058233087TL220330Yes
SG6 1BJ51.980332-0.212055522893232828TL228328No
SG6 1BL51.98251-0.223458522104233051TL221330Yes
SG6 1BN51.984757-0.223398522102233301TL221333No
SG6 1BP51.984687-0.221784522213233296TL222332Yes
SG6 1BQ51.988801-0.202499523526233786TL235337No
SG6 1BS51.984482-0.221851522209233273TL222332Yes
SG6 1BT51.985347-0.220826522277233371TL222333Yes
SG6 1BU51.984717-0.22257522159233298TL221332Yes
SG6 1BW51.983634-0.222889522140233177TL221331No
SG6 1BX51.986186-0.221565522224233463TL222334Yes
SG6 1BY51.987052-0.22239522165233558TL221335Yes
SG6 1BZ51.987223-0.219427522368233582TL223335Yes
SG6 1DA51.987803-0.21853522428233648TL224336Yes
SG6 1DB51.987534-0.216196522589233622TL225336Yes
SG6 1DD51.988475-0.215998522600233727TL225337Yes
SG6 1DE51.98843-0.214748522686233724TL226337Yes
SG6 1DF51.988688-0.213441522775233755TL227337Yes
SG6 1DG51.988969-0.211784522888233789TL228337Yes
SG6 1DH51.989645-0.213068522798233862TL227338Yes
SG6 1DJ51.989533-0.21399522735233848TL227338Yes
SG6 1DL51.986598-0.212563522841233524TL228335Yes
SG6 1DN51.986899-0.213425522781233556TL227335Yes
SG6 1DP51.9874-0.212094522871233614TL228336Yes
SG6 1DQ51.989333-0.212629522829233828TL228338Yes
SG6 1DR51.986723-0.218413522439233528TL224335Yes
SG6 1DS51.986257-0.21798522470233477TL224334Yes
SG6 1DT51.986153-0.215246522658233470TL226334Yes
SG6 1DU51.987503-0.214726522690233621TL226336Yes
SG6 1DW51.986336-0.213666522766233493TL227334Yes
SG6 1DX51.98711-0.214305522720233578TL227335Yes
SG6 1DY51.988235-0.212032522873233707TL228337Yes
SG6 1DZ51.987809-0.211801522890233660TL228336Yes
SG6 1EA51.989147-0.209884523018233812TL230338Yes
SG6 1EB51.989896-0.211238522923233893TL229338Yes
SG6 1ED51.991332-0.211632522892234052TL228340Yes
SG6 1EE51.983254-0.215565522644233147TL226331No
SG6 1EF51.984036-0.220339522314233226TL223332Yes
SG6 1EG51.98791-0.208972523084233676TL230336Yes
SG6 1EH51.986614-0.208892523093233532TL230335Yes
SG6 1EJ51.986037-0.21177522897233463TL228334Yes
SG6 1EL51.985541-0.213989522746233404TL227334Yes
SG6 1EN51.984691-0.219032522402233301TL224333No
SG6 1EP51.985041-0.219571522364233339TL223333No
SG6 1EQ51.9873-0.209652523039233607TL230336Yes
SG6 1ER51.984713-0.220487522302233301TL223333No
SG6 1ES51.983775-0.222112522193233194TL221331No
SG6 1ET51.984226-0.218613522432233250TL224332Yes
SG6 1EU51.984036-0.220339522314233226TL223332No
SG6 1EW51.984691-0.219032522402233301TL224333No
SG6 1EX51.98421-0.219357522381233247TL223332Yes
SG6 1EY51.983775-0.222112522193233194TL221331No
SG6 1EZ51.985169-0.219144522393233354TL223333No
SG6 1FA51.991794-0.209516523036234107TL230341Yes
SG6 1FB51.983335-0.209649523050233166TL230331Yes
SG6 1FD51.988035-0.200039523697233705TL236337Yes
SG6 1FE51.982249-0.220468522310233027TL223330Yes
SG6 1FF51.983152-0.215991522615233135TL226331Yes
SG6 1FG51.983173-0.223912522071233124TL220331Yes
SG6 1FH51.987472-0.200877523641233641TL236336Yes
SG6 1FJ51.988736-0.200594523657233782TL236337Yes
SG6 1FL51.989311-0.21949522358233814TL223338Yes
SG6 1FN51.979741-0.21403522759232759TL227327Yes
SG6 1FP51.980913-0.216575522581232885TL225328Yes
SG6 1FQ51.982534-0.218535522442233062TL224330Yes
SG6 1FR51.982058-0.216748522566233012TL225330Yes
SG6 1FS51.98159-0.217364522525232959TL225329No
SG6 1FT51.979548-0.2143522741232737TL227327Yes
SG6 1FU51.980257-0.224319522051232799TL220327Yes
SG6 1FW51.979571-0.212289522879232743TL228327Yes
SG6 1FX51.98007-0.212561522859232798TL228327Yes
SG6 1FY51.980417-0.213522522792232835TL227328Yes
SG6 1FZ51.980166-0.215353522667232804TL226328Yes
SG6 1GA51.988812-0.199687523719233792TL237337No
SG6 1GB51.982821-0.209553523058233109TL230331Yes
SG6 1GD51.98538-0.217024522538233381TL225333No
SG6 1GE51.988428-0.206373523261233738TL232337No
SG6 1GF51.985622-0.205714523314233427TL233334No
SG6 1GH51.98229-0.218443522449233035TL224330Yes
SG6 1GJ51.982946-0.21249522856233118TL228331Yes
SG6 1GL51.983082-0.21196522892233134TL228331Yes
SG6 1GN51.981628-0.209208523085232977TL230329No
SG6 1GP51.989013-0.206379523259233803TL232338Yes
SG6 1GQ51.98868-0.206946523221233765TL232337Yes
SG6 1GR51.988525-0.206253523269233749TL232337Yes
SG6 1GT51.989397-0.20565523308233847TL233338Yes
SG6 1GU51.989004-0.205229523338233804TL233338Yes
SG6 1GW51.988812-0.199687523719233792TL237337No
SG6 1HA51.990715-0.203587523446233997TL234339Yes
SG6 1HB51.987248-0.206828523233233606TL232336Yes
SG6 1HD51.988295-0.203568523454233728TL234337Yes
SG6 1HE51.98482-0.215721522629233321TL226333Yes
SG6 1HF51.983402-0.215282522663233164TL226331No
SG6 1HG51.981924-0.215035522684233000TL226330Yes
SG6 1HH51.987188-0.205826523302233601TL233336No
SG6 1HJ51.989716-0.204137523411233885TL234338Yes
SG6 1HL51.98958-0.201696523579233874TL235338No
SG6 1HN51.989001-0.202637523516233808TL235338Yes
SG6 1HP51.98533-0.209599523048233388TL230333Yes
SG6 1HQ51.981602-0.209223523084232974TL230329Yes
SG6 1HR51.990038-0.202886523496233923TL234339Yes
SG6 1HS51.98967-0.204052523417233880TL234338No
SG6 1HT51.989265-0.203442523460233836TL234338No
SG6 1HU51.981837-0.218839522423232984TL224329Yes
SG6 1HW51.987242-0.205824523302233607TL233336No
SG6 1HX51.982375-0.219895522349233042TL223330Yes
SG6 1HY51.982134-0.218857522421233017TL224330No
SG6 1HZ51.982017-0.220594522302233001TL223330No
SG6 1JA51.982126-0.218886522419233016TL224330Yes
SG6 1JB51.981995-0.219139522402233001TL224330No
SG6 1JD51.981118-0.22063522302232901TL223329No
SG6 1JE51.981511-0.219231522397232947TL223329Yes
SG6 1JF51.983561-0.21449522717233183TL227331Yes
SG6 1JG51.981527-0.217963522484232951TL224329Yes
SG6 1JH51.983306-0.210714522977233161TL229331Yes
SG6 1JJ51.980896-0.217814522496232881TL224328Yes
SG6 1JL51.980488-0.217626522510232836TL225328No
SG6 1JN51.980175-0.217755522502232801TL225328No
SG6 1JP51.979211-0.213425522802232701TL228327No
SG6 1JQ51.985589-0.218996522402233401TL224334No
SG6 1JR51.983762-0.212312522866233209TL228332No
SG6 1JS51.981435-0.216598522578232943TL225329Yes
SG6 1JT51.981066-0.214239522741232906TL227329Yes
SG6 1JU51.98407-0.206576523259233253TL232332No
SG6 1JW51.979247-0.215229522678232702TL226327Yes
SG6 1JX51.984387-0.217952522477233269TL224332Yes
SG6 1JY51.982521-0.215288522665233066TL226330Yes
SG6 1JZ51.984685-0.209727523041233316TL230333Yes
SG6 1LA51.982002-0.213678522777233011TL227330Yes
SG6 1LB51.982927-0.215359522659233111TL226331Yes
SG6 1LD51.987388-0.201827523576233630TL235336Yes
SG6 1LE51.984192-0.211013522954233259TL229332No
SG6 1LF51.980087-0.211934522902232801TL229328No
SG6 1LG51.980087-0.211934522902232801TL229328No
SG6 1LH51.981151-0.216231522604232912TL226329Yes
SG6 1LJ51.98097-0.216777522567232891TL225328Yes
SG6 1LL51.981794-0.211211522947232992TL229329Yes
SG6 1LN51.983762-0.212341522864233209TL228332Yes
SG6 1LP51.984468-0.20675523246233297TL232332Yes
SG6 1LQ51.979189-0.21197522902232701TL229327No
SG6 1LR51.983638-0.20888523102233201TL231332No
SG6 1LS51.982647-0.2094523069233090TL230330No
SG6 1LT51.98335-0.210086523020233167TL230331No
SG6 1LU51.986718-0.20216523555233555TL235335Yes
SG6 1LW51.985067-0.204148523423233368TL234333Yes
SG6 1LX51.984106-0.208308523140233254TL231332No
SG6 1LY51.984572-0.202945523507233315TL235333No
SG6 1LZ51.984492-0.205933523302233301TL233333No
SG6 1NA51.985016-0.204908523371233361TL233333Yes
SG6 1NB51.98447-0.204478523402233301TL234333No
SG6 1ND51.980977-0.211928522900232900TL228328Yes
SG6 1NE51.984649-0.203845523445233322TL234333Yes
SG6 1NF51.985788-0.203056523496233450TL234334No
SG6 1NG51.983638-0.20888523102233201TL231332No
SG6 1NH51.980651-0.224245522055232843TL220328Yes
SG6 1NJ51.985391-0.205898523302233401TL233334No
SG6 1NL51.985391-0.205898523302233401TL233334No
SG6 1NN51.985391-0.205898523302233401TL233334No
SG6 1NP51.985398-0.204019523431233405TL234334Yes
SG6 1NQ51.98265-0.203095523502233101TL235331No
SG6 1NR51.984918-0.204999523365233350TL233333Yes
SG6 1NS51.981158-0.211367522938232921TL229329No
SG6 1NT51.985012-0.207005523227233357TL232333Yes
SG6 1NU51.985493-0.206126523286233412TL232334Yes
SG6 1NW51.986337-0.204287523410233509TL234335Yes
SG6 1NX51.978397-0.223271522128232594TL221325Yes
SG6 1NY51.979761-0.224266522056232744TL220327Yes
SG6 1NZ51.978736-0.224248522060232630TL220326No
SG6 1PA51.98032-0.224316522051232806TL220328No
SG6 1PB51.98032-0.224316522051232806TL220328No
SG6 1PD51.979387-0.225067522002232701TL220327No
SG6 1PE51.983078-0.214654522707233129TL227331No
SG6 1PF51.985683-0.206803523239233432TL232334Yes
SG6 1PG51.98139-0.22372522089232926TL220329No
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