SG6 3 postcodes North Hertfordshire

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This is a list of postcodes in the SG6 3 area covering the areas of Letchworth, North Hertfordshire. The area contains approximately 2,319 households with a population of about 5,760 (2011 census)

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Key Active postcodeActive postcode Postcode no longer in usePostcode no longer in use
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  • Page 1 of 2 (308 postcodes, 195 active)
Postcode Latitude Longitude Easting Northing Grid reference Active?
SG6 3AA51.978894-0.229396521706232639TL217326Yes
SG6 3AB51.979108-0.229228521717232663TL217326No
SG6 3AD51.979133-0.22911521725232666TL217326No
SG6 3AE51.979319-0.228943521736232687TL217326Yes
SG6 3AF51.979356-0.229014521731232691TL217326No
SG6 3AG51.978554-0.229468521702232601TL217326No
SG6 3AH51.978554-0.229468521702232601TL217326No
SG6 3AJ51.979528-0.227886521808232712TL218327No
SG6 3AL51.979319-0.228943521736232687TL217326Yes
SG6 3AN51.9799-0.229327521708232751TL217327Yes
SG6 3AP51.979789-0.228516521764232740TL217327No
SG6 3AQ51.979278-0.228609521759232683TL217326Yes
SG6 3AR51.979753-0.228474521767232736TL217327Yes
SG6 3AS51.979452-0.229432521702232701TL217327No
SG6 3AT51.97943-0.227977521802232701TL218327No
SG6 3AU51.980013-0.227867521808232766TL218327Yes
SG6 3AW51.979872-0.228629521756232749TL217327Yes
SG6 3AX51.979287-0.228623521758232684TL217326Yes
SG6 3AY51.975564-0.235177521318232259TL213322Yes
SG6 3AZ51.979848-0.228208521785232747TL217327Yes
SG6 3BA51.98051-0.226799521880232823TL218328Yes
SG6 3BB51.979704-0.227602521827232732TL218327Yes
SG6 3BD51.979643-0.227765521816232725TL218327No
SG6 3BE51.980879-0.225051521999232867TL219328Yes
SG6 3BF51.977421-0.230692521621232473TL216324Yes
SG6 3BG51.980517-0.226711521886232824TL218328No
SG6 3BH51.980007-0.228013521798232765TL217327No
SG6 3BJ51.980416-0.225317521982232815TL219328Yes
SG6 3BL51.979922-0.225992521937232759TL219327Yes
SG6 3BN51.979409-0.226522521902232701TL219327No
SG6 3BP51.979314-0.229205521718232686TL217326No
SG6 3BQ51.980073-0.226437521906232775TL219327Yes
SG6 3BT51.977677-0.230958521602232501TL216325No
SG6 3BU51.977677-0.230958521602232501TL216325No
SG6 3BX51.978196-0.229628521692232561TL216325Yes
SG6 3BY51.977886-0.229319521714232527TL217325Yes
SG6 3BZ51.977677-0.230958521602232501TL216325No
SG6 3DA51.978131-0.228873521744232555TL217325Yes
SG6 3DB51.976756-0.229539521702232401TL217324No
SG6 3DD51.977727-0.228307521784232511TL217325Yes
SG6 3DE51.978694-0.22805521799232619TL217326Yes
SG6 3DF51.979106-0.227946521805232665TL218326No
SG6 3DG51.979016-0.228532521765232654TL217326Yes
SG6 3DH51.978792-0.22857521763232629TL217326No
SG6 3DJ51.978042-0.227697521825232547TL218325No
SG6 3DL51.97808-0.22787521813232551TL218325Yes
SG6 3DN51.978295-0.227221521857232576TL218325Yes
SG6 3DP51.978045-0.227333521850232548TL218325Yes
SG6 3DQ51.981628-0.209208523085232977TL230329No
SG6 3DR51.97863-0.226757521888232614TL218326No
SG6 3DS51.977969-0.228282521785232538TL217325No
SG6 3DT51.976756-0.229539521702232401TL217324No
SG6 3DU51.977363-0.228044521803232471TL218324Yes
SG6 3DW51.977543-0.227411521846232492TL218324Yes
SG6 3DX51.977633-0.228048521802232501TL218325No
SG6 3DY51.97863-0.226757521888232614TL218326No
SG6 3DZ51.978514-0.22564521965232603TL219326Yes
SG6 3EA51.97902-0.2276521829232656TL218326Yes
SG6 3EB51.978953-0.227341521847232649TL218326Yes
SG6 3ED51.978833-0.226516521904232637TL219326Yes
SG6 3EE51.978634-0.225854521950232616TL219326Yes
SG6 3EF51.978402-0.225382521983232591TL219325Yes
SG6 3EG51.978452-0.224507522043232598TL220325Yes
SG6 3EH51.97851-0.226557521902232601TL219326No
SG6 3EJ51.978431-0.226721521891232592TL218325Yes
SG6 3EL51.97932-0.225404521979232693TL219326Yes
SG6 3EN51.979645-0.225479521973232729TL219327Yes
SG6 3EP51.978783-0.226751521888232631TL218326Yes
SG6 3EQ51.978858-0.22519521995232642TL219326Yes
SG6 3ER51.980023-0.225522521969232771TL219327Yes
SG6 3ES51.979648-0.226876521877232727TL218327Yes
SG6 3ET51.979651-0.227109521861232727TL218327Yes
SG6 3EU51.979478-0.227553521831232707TL218327Yes
SG6 3EW51.979288-0.226308521917232688TL219326Yes
SG6 3EX51.978993-0.225781521954232656TL219326No
SG6 3EY51.97851-0.226557521902232601TL219326No
SG6 3EZ51.979059-0.226012521938232663TL219326No
SG6 3GB51.977421-0.230692521621232473TL216324No
SG6 3GF51.981453-0.209477523067232957TL230329No
SG6 3GG51.972817-0.232504521509231958TL215319No
SG6 3GQ51.981628-0.209208523085232977TL230329No
SG6 3GY51.972149-0.225106522019231896TL220318Yes
SG6 3GZ51.972692-0.225346522001231956TL220319Yes
SG6 3HA51.975025-0.233975521402232201TL214322No
SG6 3HB51.981628-0.209208523085232977TL230329No
SG6 3HD51.976327-0.232686521487232348TL214323Yes
SG6 3HE51.978286-0.23258521489232566TL214325Yes
SG6 3HF51.977151-0.23309521457232439TL214324Yes
SG6 3HG51.975482-0.234481521366232251TL213322Yes
SG6 3HH51.974177-0.234416521374232106TL213321Yes
SG6 3HJ51.975812-0.233697521419232289TL214322Yes
SG6 3HL51.976828-0.228298521787232411TL217324Yes
SG6 3HN51.97674-0.228477521775232401TL217324No
SG6 3HP51.976864-0.227118521868232417TL218324No
SG6 3HQ51.976614-0.235645521283232375TL212323Yes
SG6 3HR51.977172-0.226683521897232452TL218324Yes
SG6 3HS51.977326-0.224988522013232472TL220324Yes
SG6 3HT51.976592-0.225789521960232389TL219323Yes
SG6 3HU51.97543-0.226243521932232259TL219322Yes
SG6 3HW51.976822-0.227309521855232412TL218324Yes
SG6 3HX51.974622-0.225168522008232171TL220321Yes
SG6 3HY51.973978-0.227188521871232096TL218320Yes
SG6 3HZ51.973844-0.230193521665232076TL216320Yes
SG6 3JA51.974643-0.228341521790232168TL217321Yes
SG6 3JB51.97508-0.228717521763232216TL217322Yes
SG6 3JD51.975469-0.227639521836232261TL218322Yes
SG6 3JE51.975328-0.225475521985232249TL219322Yes
SG6 3JF51.97782-0.225551521973232526TL219325Yes
SG6 3JG51.981628-0.209208523085232977TL230329No
SG6 3JH51.974549-0.229859521686232155TL216321Yes
SG6 3JJ51.973196-0.228384521791232007TL217320Yes
SG6 3JL51.981628-0.209208523085232977TL230329No
SG6 3JN51.971938-0.228404521793231867TL217318Yes
SG6 3JP51.971668-0.224848522038231843TL220318Yes
SG6 3JQ51.974211-0.231911521546232114TL215321No
SG6 3JR51.969887-0.224831522044231645TL220316Yes
SG6 3JS51.969555-0.225427522004231607TL220316Yes
SG6 3JT51.969771-0.226627521921231629TL219316Yes
SG6 3JU51.970902-0.225941521965231756TL219317Yes
SG6 3JW51.972351-0.225971521959231917TL219319Yes
SG6 3JX51.970514-0.227645521849231710TL218317Yes
SG6 3JY51.969416-0.228722521778231586TL217315Yes
SG6 3JZ51.968106-0.226547521931231444TL219314Yes
SG6 3LB51.969197-0.229765521707231560TL217315Yes
SG6 3LD51.9707-0.229793521701231727TL217317Yes
SG6 3LE51.972616-0.229892521689231940TL216319Yes
SG6 3LF51.972436-0.230481521649231919TL216319Yes
SG6 3LJ51.967813-0.232804521502231401TL215314No
SG6 3LL51.968414-0.232663521510231468TL215314Yes
SG6 3LN51.967374-0.2317521579231354TL215313Yes
SG6 3LP51.965773-0.234689521378231171TL213311Yes
SG6 3LQ51.970487-0.231242521602231701TL216317No
SG6 3LR51.964881-0.235729521309231070TL213310Yes
SG6 3LS51.965786-0.237352521195231168TL211311Yes
SG6 3LT51.967826-0.236049521279231397TL212313Yes
SG6 3LU51.967624-0.23696521217231373TL212313Yes
SG6 3LW51.966964-0.234322521400231304TL213313Yes
SG6 3LX51.96711-0.238698521099231313TL210313Yes
SG6 3LY51.967826-0.241436520909231388TL209313Yes
SG6 3LZ51.967023-0.240113521002231301TL210313No
SG6 3NA51.964127-0.242454520849230975TL208309Yes
SG6 3NB51.973919-0.237018521196232073TL211320Yes
SG6 3ND51.967204-0.231124521619231336TL216313Yes
SG6 3NE51.967404-0.230127521687231360TL216313Yes
SG6 3NF51.965293-0.231476521600231123TL215311Yes
SG6 3NG51.964376-0.233856521439231017TL214310Yes
SG6 3NH51.96381-0.229672521728230961TL217309Yes
SG6 3NJ51.96499-0.228635521796231094TL217310Yes
SG6 3NL51.964693-0.229826521715231059TL217310Yes
SG6 3NN51.965402-0.230322521679231137TL216311Yes
SG6 3NP51.962338-0.229308521757230798TL217307Yes
SG6 3NQ51.963793-0.230968521639230957TL216309Yes
SG6 3NR51.961052-0.225691522009230661TL220306Yes
SG6 3NS51.981628-0.209208523085232977TL230329No
SG6 3NT51.971299-0.225387522002231801TL220318No
SG6 3NU51.974038-0.22819521802232101TL218321No
SG6 3NW51.963711-0.230273521687230949TL216309Yes
SG6 3NX51.976745-0.231752521550232396TL215323Yes
SG6 3NY51.970553-0.235607521302231701TL213317No
SG6 3NZ51.978986-0.230135521655232648TL216326Yes
SG6 3PA51.975714-0.232011521535232281TL215322Yes
SG6 3PB51.978348-0.231354521573232575TL215325No
SG6 3PD51.977344-0.229763521685232466TL216324No
SG6 3PE51.977344-0.229763521685232466TL216324No
SG6 3PF51.977325-0.229677521691232464TL216324Yes
SG6 3PG51.97588-0.231029521602232301TL216323No
SG6 3PH51.972544-0.231656521568231929TL215319Yes
SG6 3PJ51.972793-0.232651521499231955TL214319Yes
SG6 3PL51.971471-0.230898521623231811TL216318Yes
SG6 3PN51.970705-0.231379521592231725TL215317Yes
SG6 3PP51.975901-0.232485521502232301TL215323No
SG6 3PQ51.974314-0.230975521610232127TL216321Yes
SG6 3PR51.969406-0.23111521614231581TL216315Yes
SG6 3PS51.976269-0.231844521545232343TL215323No
SG6 3PT51.968866-0.233417521457231517TL214315Yes
SG6 3PU51.969563-0.236185521265231590TL212315Yes
SG6 3PW51.970042-0.231493521586231651TL215316Yes
SG6 3PX51.970121-0.236774521223231651TL212316Yes
SG6 3PY51.970159-0.240558520963231649TL209316Yes
SG6 3PZ51.970485-0.24005520997231686TL209316Yes
SG6 3QA51.968885-0.241903520874231505TL208315Yes
SG6 3QB51.969952-0.241731520883231624TL208316Yes
SG6 3QD51.968131-0.238425521115231427TL211314Yes
SG6 3QE51.971452-0.235572521302231801TL213318No
SG6 3QF51.975901-0.232485521502232301TL215323No
SG6 3QG51.976269-0.231844521545232343TL215323No
SG6 3QH51.975901-0.232485521502232301TL215323No
SG6 3QJ51.974804-0.233081521464232178TL214321Yes
SG6 3QL51.973649-0.236417521238232044TL212320Yes
SG6 3QN51.973481-0.237778521145232023TL211320Yes
SG6 3QP51.972917-0.237945521135231960TL211319Yes
SG6 3QQ51.976791-0.228868521748232406TL217324No
SG6 3QR51.973344-0.240025520991232004TL209320Yes
SG6 3QS51.97451-0.24046520958232133TL209321Yes
SG6 3QT51.975324-0.240166520976232224TL209322Yes
SG6 3QU51.975477-0.238966521058232243TL210322Yes
SG6 3QW51.972147-0.238136521124231874TL211318Yes
SG6 3QX51.976051-0.237662521146232309TL211323Yes
SG6 3QY51.976209-0.238588521082232325TL210323Yes
SG6 3QZ51.975176-0.24106520915232206TL209322Yes
  • Page 1 of 2 (308 postcodes, 195 active)
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




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