This page provides postcode data for the Hertfordshire English ceremonial county. Hertfordshire contains approximately 453,813 households with a population of about 1,116,077 (2011 census)
| Postcode | Latitude | Longitude | Easting | Northing | Grid reference | Active? |
|---|---|---|---|---|---|---|
| SG5 1TB | 51.959254 | -0.274112 | 518687 | 230381 | TL186303 | Yes |
| SG5 1TD | 51.959436 | -0.273624 | 518720 | 230402 | TL187304 | Yes |
| SG5 1TE | 51.958695 | -0.272794 | 518779 | 230321 | TL187303 | Yes |
| SG5 1TF | 51.954024 | -0.274939 | 518644 | 229798 | TL186297 | Yes |
| SG5 1TG | 51.954919 | -0.275865 | 518578 | 229896 | TL185298 | No |
| SG5 1TH | 51.953161 | -0.275583 | 518602 | 229701 | TL186297 | No |
| SG5 1TJ | 51.954376 | -0.275653 | 518594 | 229836 | TL185298 | Yes |
| SG5 1TL | 51.954622 | -0.275294 | 518618 | 229864 | TL186298 | Yes |
| SG5 1TN | 51.953998 | -0.274998 | 518640 | 229795 | TL186297 | No |
| SG5 1TP | 51.9549 | -0.276448 | 518538 | 229893 | TL185298 | Yes |
| SG5 1TR | 51.955639 | -0.275968 | 518569 | 229976 | TL185299 | Yes |
| SG5 1TS | 51.955919 | -0.275375 | 518609 | 230008 | TL186300 | Yes |
| SG5 1TT | 51.95572 | -0.274102 | 518697 | 229988 | TL186299 | Yes |
| SG5 1TU | 51.955836 | -0.274025 | 518702 | 230001 | TL187300 | No |
| SG5 1TW | 51.955389 | -0.274217 | 518690 | 229951 | TL186299 | Yes |
| SG5 1TX | 51.956166 | -0.272644 | 518796 | 230040 | TL187300 | Yes |
| SG5 1TY | 51.957026 | -0.272422 | 518809 | 230136 | TL188301 | Yes |
| SG5 1TZ | 51.956333 | -0.274195 | 518689 | 230056 | TL186300 | Yes |
| SG5 1UA | 51.956738 | -0.276697 | 518516 | 230097 | TL185300 | Yes |
| SG5 1UB | 51.956869 | -0.278904 | 518364 | 230108 | TL183301 | Yes |
| SG5 1UD | 51.95668 | -0.280091 | 518283 | 230085 | TL182300 | Yes |
| SG5 1UE | 51.956874 | -0.281087 | 518214 | 230105 | TL182301 | Yes |
| SG5 1UF | 51.957034 | -0.282769 | 518098 | 230120 | TL180301 | Yes |
| SG5 1UG | 51.958249 | -0.282839 | 518090 | 230255 | TL180302 | Yes |
| SG5 1UH | 51.949143 | -0.276335 | 518561 | 229253 | TL185292 | No |
| SG5 1UJ | 51.956518 | -0.278249 | 518410 | 230070 | TL184300 | Yes |
| SG5 1UL | 51.959007 | -0.28428 | 517989 | 230337 | TL179303 | Yes |
| SG5 1UN | 51.958386 | -0.284857 | 517951 | 230267 | TL179302 | Yes |
| SG5 1UP | 51.957372 | -0.284357 | 517988 | 230155 | TL179301 | Yes |
| SG5 1UR | 51.956502 | -0.284551 | 517977 | 230058 | TL179300 | Yes |
| SG5 1US | 51.949143 | -0.276335 | 518561 | 229253 | TL185292 | No |
| SG5 1UT | 51.956609 | -0.283237 | 518067 | 230072 | TL180300 | Yes |
| SG5 1UU | 51.956006 | -0.285661 | 517902 | 230001 | TL179300 | No |
| SG5 1UW | 51.949143 | -0.276335 | 518561 | 229253 | TL185292 | No |
| SG5 1UX | 51.956006 | -0.285661 | 517902 | 230001 | TL179300 | No |
| SG5 1UY | 51.956006 | -0.285661 | 517902 | 230001 | TL179300 | No |
| SG5 1UZ | 51.956738 | -0.276697 | 518516 | 230097 | TL185300 | No |
| SG5 1WA | 51.955409 | -0.278044 | 518427 | 229947 | TL184299 | No |
| SG5 1WB | 51.949143 | -0.276335 | 518561 | 229253 | TL185292 | No |
| SG5 1WD | 51.955409 | -0.278044 | 518427 | 229947 | TL184299 | No |
| SG5 1WE | 51.949143 | -0.276335 | 518561 | 229253 | TL185292 | No |
| SG5 1WF | 51.949143 | -0.276335 | 518561 | 229253 | TL185292 | No |
| SG5 1WG | 51.949143 | -0.276335 | 518561 | 229253 | TL185292 | No |
| SG5 1WH | 51.949143 | -0.276335 | 518561 | 229253 | TL185292 | No |
| SG5 1WJ | 51.949143 | -0.276335 | 518561 | 229253 | TL185292 | No |
| SG5 1WL | 51.955409 | -0.278044 | 518427 | 229947 | TL184299 | No |
| SG5 1WN | 51.949143 | -0.276335 | 518561 | 229253 | TL185292 | No |
| SG5 1WP | 51.949143 | -0.276335 | 518561 | 229253 | TL185292 | No |
| SG5 1WQ | 51.949143 | -0.276335 | 518561 | 229253 | TL185292 | No |
| SG5 1WR | 51.949143 | -0.276335 | 518561 | 229253 | TL185292 | No |
| SG5 1WS | 51.949143 | -0.276335 | 518561 | 229253 | TL185292 | No |
| SG5 1WT | 51.949143 | -0.276335 | 518561 | 229253 | TL185292 | No |
| SG5 1WU | 51.949143 | -0.276335 | 518561 | 229253 | TL185292 | No |
| SG5 1WW | 51.949143 | -0.276335 | 518561 | 229253 | TL185292 | No |
| SG5 1WX | 51.955409 | -0.278044 | 518427 | 229947 | TL184299 | Yes |
| SG5 1WY | 51.949143 | -0.276335 | 518561 | 229253 | TL185292 | No |
| SG5 1WZ | 51.955409 | -0.278044 | 518427 | 229947 | TL184299 | No |
| SG5 1XA | 51.955864 | -0.277779 | 518444 | 229998 | TL184299 | Yes |
| SG5 1XB | 51.955741 | -0.277347 | 518474 | 229985 | TL184299 | Yes |
| SG5 1XD | 51.957061 | -0.277878 | 518434 | 230131 | TL184301 | Yes |
| SG5 1XE | 51.957551 | -0.277554 | 518455 | 230186 | TL184301 | Yes |
| SG5 1XF | 51.958842 | -0.278494 | 518387 | 230328 | TL183303 | Yes |
| SG5 1XG | 51.957509 | -0.279622 | 518313 | 230178 | TL183301 | Yes |
| SG5 1XH | 51.957885 | -0.281951 | 518152 | 230216 | TL181302 | Yes |
| SG5 1XJ | 51.958875 | -0.280152 | 518273 | 230329 | TL182303 | Yes |
| SG5 1XL | 51.96019 | -0.279068 | 518344 | 230477 | TL183304 | Yes |
| SG5 1XN | 51.949143 | -0.276335 | 518561 | 229253 | TL185292 | No |
| SG5 1XP | 51.960393 | -0.278216 | 518402 | 230501 | TL184305 | No |
| SG5 1XQ | 51.957795 | -0.279495 | 518321 | 230210 | TL183302 | Yes |
| SG5 1XR | 51.961257 | -0.278212 | 518400 | 230597 | TL183305 | Yes |
| SG5 1XS | 51.962369 | -0.277441 | 518450 | 230722 | TL184307 | Yes |
| SG5 1XT | 51.964156 | -0.277838 | 518418 | 230920 | TL184309 | Yes |
| SG5 1XU | 51.964146 | -0.27781 | 518420 | 230919 | TL184309 | No |
| SG5 1XW | 51.949143 | -0.276335 | 518561 | 229253 | TL185292 | No |
| SG5 1XZ | 51.96166 | -0.276261 | 518533 | 230645 | TL185306 | Yes |
| SG5 1YA | 51.962387 | -0.276786 | 518495 | 230725 | TL184307 | Yes |
| SG5 1YB | 51.962323 | -0.27609 | 518543 | 230719 | TL185307 | Yes |
| SG5 1YD | 51.96133 | -0.277088 | 518477 | 230607 | TL184306 | Yes |
| SG5 1YY | 51.948617 | -0.278479 | 518415 | 229191 | TL184291 | No |
| SG5 1ZJ | 51.949143 | -0.276335 | 518561 | 229253 | TL185292 | No |
| SG5 1ZL | 51.949143 | -0.276335 | 518561 | 229253 | TL185292 | No |
| SG5 1ZN | 51.949143 | -0.276335 | 518561 | 229253 | TL185292 | No |
| SG5 1ZP | 51.896091 | -0.202978 | 523748 | 223475 | TL237234 | No |
| SG5 1ZS | 51.949143 | -0.276335 | 518561 | 229253 | TL185292 | No |
| SG5 1ZW | 51.949143 | -0.276335 | 518561 | 229253 | TL185292 | No |
| SG5 1ZY | 51.949143 | -0.276335 | 518561 | 229253 | TL185292 | No |
| SG5 2AA | 51.940012 | -0.28588 | 517929 | 228222 | TL179282 | Yes |
| SG5 2AB | 51.941512 | -0.288252 | 517762 | 228385 | TL177283 | Yes |
| SG5 2AD | 51.933916 | -0.300848 | 516916 | 227520 | TL169275 | No |
| SG5 2AE | 51.938253 | -0.287984 | 517789 | 228023 | TL177280 | Yes |
| SG5 2AF | 51.949143 | -0.276335 | 518561 | 229253 | TL185292 | No |
| SG5 2AG | 51.941605 | -0.284757 | 518002 | 228401 | TL180284 | No |
| SG5 2AH | 51.949143 | -0.276335 | 518561 | 229253 | TL185292 | No |
| SG5 2AJ | 51.945584 | -0.282001 | 518181 | 228848 | TL181288 | Yes |
| SG5 2AL | 51.946056 | -0.281677 | 518202 | 228901 | TL182289 | No |
| SG5 2AN | 51.946758 | -0.284764 | 517988 | 228974 | TL179289 | Yes |
| SG5 2AP | 51.946124 | -0.280816 | 518261 | 228910 | TL182289 | Yes |
| SG5 2AQ | 51.94539 | -0.281048 | 518247 | 228828 | TL182288 | No |
| SG5 2AR | 51.94539 | -0.281048 | 518247 | 228828 | TL182288 | No |
| SG5 2AS | 51.945949 | -0.282321 | 518158 | 228888 | TL181288 | Yes |
| SG5 2AT | 51.946694 | -0.2835 | 518075 | 228969 | TL180289 | Yes |
| SG5 2AU | 51.94613 | -0.283624 | 518068 | 228906 | TL180289 | No |
| SG5 2AW | 51.9452 | -0.28462 | 518002 | 228801 | TL180288 | No |
| SG5 2AX | 51.946488 | -0.284745 | 517990 | 228944 | TL179289 | Yes |
| SG5 2AY | 51.94586 | -0.285511 | 517939 | 228873 | TL179288 | Yes |
| SG5 2AZ | 51.945952 | -0.286861 | 517846 | 228881 | TL178288 | Yes |
| SG5 2BA | 51.944937 | -0.286972 | 517841 | 228768 | TL178287 | Yes |
| SG5 2BB | 51.945026 | -0.288715 | 517721 | 228775 | TL177287 | Yes |
| SG5 2BD | 51.946849 | -0.287961 | 517768 | 228979 | TL177289 | Yes |
| SG5 2BE | 51.945767 | -0.288977 | 517701 | 228857 | TL177288 | Yes |
| SG5 2BF | 51.949143 | -0.276335 | 518561 | 229253 | TL185292 | No |
| SG5 2BG | 51.945771 | -0.29052 | 517595 | 228855 | TL175288 | Yes |
| SG5 2BH | 51.946086 | -0.291715 | 517512 | 228888 | TL175288 | Yes |
| SG5 2BJ | 51.945604 | -0.285201 | 517961 | 228845 | TL179288 | Yes |
| SG5 2BL | 51.945809 | -0.28384 | 518054 | 228870 | TL180288 | Yes |
| SG5 2BN | 51.944636 | -0.285427 | 517948 | 228737 | TL179287 | Yes |
| SG5 2BP | 51.943971 | -0.284841 | 517990 | 228664 | TL179286 | Yes |
| SG5 2BQ | 51.946507 | -0.29103 | 517558 | 228936 | TL175289 | Yes |
| SG5 2BS | 51.943679 | -0.289494 | 517671 | 228624 | TL176286 | Yes |
| SG5 2BT | 51.944274 | -0.288351 | 517748 | 228692 | TL177286 | Yes |
| SG5 2BU | 51.947292 | -0.288759 | 517712 | 229027 | TL177290 | Yes |
| SG5 2BW | 51.944633 | -0.284001 | 518046 | 228739 | TL180287 | Yes |
| SG5 2BX | 51.946162 | -0.288948 | 517702 | 228901 | TL177289 | No |
| SG5 2BY | 51.945636 | -0.280602 | 518277 | 228856 | TL182288 | Yes |
| SG5 2BZ | 51.952384 | -0.287633 | 517776 | 229595 | TL177295 | Yes |
| SG5 2DA | 51.946291 | -0.281144 | 518238 | 228928 | TL182289 | Yes |
| SG5 2DB | 51.954647 | -0.288697 | 517697 | 229845 | TL176298 | No |
| SG5 2DD | 51.896091 | -0.202978 | 523748 | 223475 | TL237234 | No |
| SG5 2DE | 51.945443 | -0.277263 | 518507 | 228840 | TL185288 | Yes |
| SG5 2DF | 51.945314 | -0.277675 | 518479 | 228825 | TL184288 | Yes |
| SG5 2DG | 51.945852 | -0.278207 | 518441 | 228884 | TL184288 | No |
| SG5 2DH | 51.947337 | -0.281366 | 518220 | 229044 | TL182290 | Yes |
| SG5 2DJ | 51.945857 | -0.277887 | 518463 | 228885 | TL184288 | Yes |
| SG5 2DL | 51.945054 | -0.27898 | 518390 | 228794 | TL183287 | Yes |
| SG5 2DN | 51.945855 | -0.278396 | 518428 | 228884 | TL184288 | Yes |
| SG5 2DP | 51.945786 | -0.277322 | 518502 | 228878 | TL185288 | Yes |
| SG5 2DQ | 51.945852 | -0.278207 | 518441 | 228884 | TL184288 | No |
| SG5 2DR | 51.945115 | -0.278803 | 518402 | 228801 | TL184288 | No |
| SG5 2DS | 51.945115 | -0.278803 | 518402 | 228801 | TL184288 | No |
| SG5 2DT | 51.951032 | -0.284935 | 517965 | 229449 | TL179294 | Yes |
| SG5 2DU | 51.946347 | -0.280065 | 518312 | 228936 | TL183289 | Yes |
| SG5 2DW | 51.945733 | -0.279871 | 518327 | 228868 | TL183288 | Yes |
| SG5 2DX | 51.944668 | -0.282036 | 518181 | 228746 | TL181287 | Yes |
| SG5 2DY | 51.946847 | -0.28105 | 518243 | 228990 | TL182289 | Yes |
| SG5 2DZ | 51.946056 | -0.281677 | 518202 | 228901 | TL182289 | No |
| SG5 2EA | 51.95115 | -0.290605 | 517575 | 229453 | TL175294 | Yes |
| SG5 2EB | 51.946056 | -0.281677 | 518202 | 228901 | TL182289 | No |
| SG5 2ED | 51.947905 | -0.282668 | 518129 | 229105 | TL181291 | Yes |
| SG5 2EE | 51.947243 | -0.283537 | 518071 | 229030 | TL180290 | Yes |
| SG5 2EF | 51.947181 | -0.285431 | 517941 | 229020 | TL179290 | Yes |
| SG5 2EG | 51.954656 | -0.288682 | 517698 | 229846 | TL176298 | No |
| SG5 2EH | 51.896091 | -0.202978 | 523748 | 223475 | TL237234 | No |
| SG5 2EJ | 51.946219 | -0.283562 | 518072 | 228916 | TL180289 | Yes |
| SG5 2EN | 51.946603 | -0.294533 | 517317 | 228941 | TL173289 | Yes |
| SG5 2EP | 51.946041 | -0.309162 | 516313 | 228855 | TL163288 | Yes |
| SG5 2EQ | 51.958365 | -0.292644 | 517416 | 230252 | TL174302 | Yes |
| SG5 2ER | 51.958326 | -0.291831 | 517472 | 230249 | TL174302 | Yes |
| SG5 2ES | 51.948143 | -0.306537 | 516488 | 229093 | TL164290 | Yes |
| SG5 2ET | 51.958326 | -0.291831 | 517472 | 230249 | TL174302 | Yes |
| SG5 2EU | 51.951088 | -0.307444 | 516418 | 229419 | TL164294 | Yes |
| SG5 2EW | 51.958741 | -0.291902 | 517466 | 230295 | TL174302 | Yes |
| SG5 2EX | 51.958503 | -0.291635 | 517485 | 230269 | TL174302 | Yes |
| SG5 2FD | 51.954656 | -0.288682 | 517698 | 229846 | TL176298 | No |
| SG5 2FH | 51.952727 | -0.307615 | 516402 | 229601 | TL164296 | No |
| SG5 2FJ | 51.952727 | -0.307615 | 516402 | 229601 | TL164296 | No |
| SG5 2FP | 51.949143 | -0.276335 | 518561 | 229253 | TL185292 | No |
| SG5 2FR | 51.952727 | -0.307615 | 516402 | 229601 | TL164296 | No |
| SG5 2FS | 51.949143 | -0.276335 | 518561 | 229253 | TL185292 | No |
| SG5 2FT | 51.954647 | -0.288697 | 517697 | 229845 | TL176298 | No |
| SG5 2FU | 51.954647 | -0.288697 | 517697 | 229845 | TL176298 | No |
| SG5 2FZ | 51.954656 | -0.288682 | 517698 | 229846 | TL176298 | No |
| SG5 2GA | 51.954656 | -0.288682 | 517698 | 229846 | TL176298 | No |
| SG5 2GB | 51.954647 | -0.288697 | 517697 | 229845 | TL176298 | No |
| SG5 2GD | 51.949143 | -0.276335 | 518561 | 229253 | TL185292 | No |
| SG5 2GE | 51.949143 | -0.276335 | 518561 | 229253 | TL185292 | No |
| SG5 2GF | 51.949143 | -0.276335 | 518561 | 229253 | TL185292 | No |
| SG5 2GG | 51.896116 | -0.202831 | 523758 | 223478 | TL237234 | No |
| SG5 2GJ | 51.954656 | -0.288682 | 517698 | 229846 | TL176298 | No |
| SG5 2GL | 51.954656 | -0.288682 | 517698 | 229846 | TL176298 | No |
| SG5 2GN | 51.949143 | -0.276335 | 518561 | 229253 | TL185292 | No |
| SG5 2GP | 51.949143 | -0.276335 | 518561 | 229253 | TL185292 | No |
| SG5 2GQ | 51.954656 | -0.288682 | 517698 | 229846 | TL176298 | No |
| SG5 2GR | 51.949143 | -0.276335 | 518561 | 229253 | TL185292 | No |
| SG5 2GS | 51.896091 | -0.202978 | 523748 | 223475 | TL237234 | No |
| SG5 2GT | 51.949143 | -0.276335 | 518561 | 229253 | TL185292 | No |
| SG5 2GU | 51.896091 | -0.202978 | 523748 | 223475 | TL237234 | No |
| SG5 2GW | 51.954656 | -0.288682 | 517698 | 229846 | TL176298 | No |
| SG5 2GX | 51.949143 | -0.276335 | 518561 | 229253 | TL185292 | No |
| SG5 2GY | 51.949143 | -0.276335 | 518561 | 229253 | TL185292 | No |
| SG5 2GZ | 51.949143 | -0.276335 | 518561 | 229253 | TL185292 | No |
| SG5 2HA | 51.94751 | -0.28456 | 518000 | 229058 | TL179290 | Yes |
| SG5 2HB | 51.948029 | -0.284366 | 518012 | 229116 | TL180291 | Yes |
| SG5 2HD | 51.947633 | -0.285589 | 517929 | 229070 | TL179290 | Yes |
| SG5 2HE | 51.94855 | -0.286165 | 517887 | 229171 | TL178291 | Yes |
| SG5 2HF | 51.948841 | -0.284553 | 517997 | 229206 | TL179292 | Yes |
| SG5 2HG | 51.948218 | -0.286236 | 517883 | 229134 | TL178291 | Yes |
| SG5 2HH | 51.94788 | -0.287718 | 517782 | 229094 | TL177290 | Yes |
| SG5 2HJ | 51.948399 | -0.28943 | 517663 | 229149 | TL176291 | Yes |
| SG5 2HL | 51.947312 | -0.290068 | 517622 | 229027 | TL176290 | Yes |
| SG5 2HN | 51.948622 | -0.290542 | 517586 | 229172 | TL175291 | Yes |