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? |
|---|---|---|---|---|---|---|
| HP3 0JF | 51.724252 | -0.5324 | 501467 | 203856 | TL014038 | Yes |
| HP3 0JG | 51.737638 | -0.492357 | 504201 | 205401 | TL042054 | No |
| HP3 0JH | 51.723872 | -0.515082 | 502664 | 203838 | TL026038 | No |
| HP3 0JJ | 51.730758 | -0.505662 | 503298 | 204617 | TL032046 | Yes |
| HP3 0JL | 51.721073 | -0.516246 | 502589 | 203525 | TL025035 | Yes |
| HP3 0JN | 51.721226 | -0.528416 | 501748 | 203525 | TL017035 | Yes |
| HP3 0JP | 51.716995 | -0.523762 | 502079 | 203061 | TL020030 | No |
| HP3 0JQ | 51.72287 | -0.533386 | 501402 | 203701 | TL014037 | No |
| HP3 0JR | 51.717583 | -0.516924 | 502551 | 203136 | TL025031 | Yes |
| HP3 0JS | 51.716449 | -0.51259 | 502852 | 203016 | TL028030 | Yes |
| HP3 0JT | 51.71595 | -0.51152 | 502928 | 202962 | TL029029 | Yes |
| HP3 0JU | 51.719869 | -0.528489 | 501746 | 203374 | TL017033 | Yes |
| HP3 0JW | 51.719077 | -0.524895 | 501997 | 203291 | TL019032 | Yes |
| HP3 0JX | 51.719504 | -0.527386 | 501823 | 203335 | TL018033 | Yes |
| HP3 0JY | 51.719832 | -0.532746 | 501453 | 203364 | TL014033 | Yes |
| HP3 0JZ | 51.718903 | -0.533211 | 501422 | 203260 | TL014032 | Yes |
| HP3 0LA | 51.718074 | -0.535308 | 501279 | 203165 | TL012031 | Yes |
| HP3 0LB | 51.71674 | -0.538666 | 501050 | 203012 | TL010030 | Yes |
| HP3 0LD | 51.716777 | -0.536508 | 501199 | 203019 | TL011030 | Yes |
| HP3 0LE | 51.716544 | -0.535183 | 501292 | 202995 | TL012029 | Yes |
| HP3 0LF | 51.71467 | -0.535577 | 501268 | 202786 | TL012027 | Yes |
| HP3 0LG | 51.70778 | -0.531819 | 501544 | 202025 | TL015020 | Yes |
| HP3 0LH | 51.719038 | -0.527531 | 501815 | 203283 | TL018032 | Yes |
| HP3 0LJ | 51.739278 | -0.496879 | 503885 | 205577 | TL038055 | Yes |
| HP3 0LL | 51.739508 | -0.496524 | 503909 | 205603 | TL039056 | Yes |
| HP3 0LN | 51.764182 | -0.439318 | 507801 | 208430 | TL078084 | No |
| HP3 0LP | 51.725424 | -0.531204 | 501547 | 203988 | TL015039 | Yes |
| HP3 0LQ | 51.723872 | -0.515082 | 502664 | 203838 | TL026038 | No |
| HP3 0LR | 51.725774 | -0.532626 | 501448 | 204025 | TL014040 | Yes |
| HP3 0LS | 51.725064 | -0.53194 | 501496 | 203947 | TL014039 | Yes |
| HP3 0LT | 51.724194 | -0.529912 | 501639 | 203853 | TL016038 | Yes |
| HP3 0LU | 51.722467 | -0.528491 | 501741 | 203663 | TL017036 | Yes |
| HP3 0LW | 51.7178 | -0.53785 | 501104 | 203131 | TL011031 | Yes |
| HP3 0LX | 51.722176 | -0.529601 | 501665 | 203629 | TL016036 | Yes |
| HP3 0LY | 51.725266 | -0.525809 | 501919 | 203978 | TL019039 | Yes |
| HP3 0LZ | 51.713377 | -0.534287 | 501360 | 202644 | TL013026 | Yes |
| HP3 0NA | 51.710382 | -0.529955 | 501666 | 202317 | TL016023 | Yes |
| HP3 0NB | 51.711185 | -0.533764 | 501402 | 202401 | TL014024 | No |
| HP3 0ND | 51.71278 | -0.535435 | 501283 | 202576 | TL012025 | Yes |
| HP3 0NE | 51.710218 | -0.537646 | 501135 | 202288 | TL011022 | Yes |
| HP3 0NF | 51.713162 | -0.536566 | 501204 | 202617 | TL012026 | Yes |
| HP3 0NG | 51.70799 | -0.545099 | 500625 | 202030 | TL006020 | Yes |
| HP3 0NH | 51.715605 | -0.551542 | 500164 | 202868 | TL001028 | Yes |
| HP3 0NJ | 51.714672 | -0.551716 | 500154 | 202764 | TL001027 | Yes |
| HP3 0NL | 51.709402 | -0.556082 | 499864 | 202172 | SP998021 | Yes |
| HP3 0NN | 51.710739 | -0.552928 | 500078 | 202325 | TL000023 | Yes |
| HP3 0NP | 51.720053 | -0.541816 | 500826 | 203376 | TL008033 | Yes |
| HP3 0NQ | 51.710501 | -0.545973 | 500560 | 202308 | TL005023 | Yes |
| HP3 0NR | 51.725257 | -0.532933 | 501427 | 203967 | TL014039 | Yes |
| HP3 0NS | 51.723872 | -0.515082 | 502664 | 203838 | TL026038 | No |
| HP3 0NT | 51.723872 | -0.515082 | 502664 | 203838 | TL026038 | No |
| HP3 0NU | 51.730705 | -0.51286 | 502802 | 204601 | TL028046 | No |
| HP3 0NW | 51.716772 | -0.547017 | 500474 | 203004 | TL004030 | Yes |
| HP3 0NX | 51.74078 | -0.496192 | 503929 | 205745 | TL039057 | Yes |
| HP3 0NY | 51.764182 | -0.439318 | 507801 | 208430 | TL078084 | No |
| HP3 0NZ | 51.724723 | -0.541333 | 500848 | 203896 | TL008038 | Yes |
| HP3 0PA | 51.720677 | -0.509121 | 503082 | 203491 | TL030034 | Yes |
| HP3 0PB | 51.714526 | -0.513391 | 502801 | 202801 | TL028028 | No |
| HP3 0PD | 51.711037 | -0.521249 | 502266 | 202402 | TL022024 | Yes |
| HP3 0PE | 51.704288 | -0.518705 | 502457 | 201655 | TL024016 | Yes |
| HP3 0PF | 51.708898 | -0.525574 | 501972 | 202158 | TL019021 | Yes |
| HP3 0PG | 51.706278 | -0.533257 | 501448 | 201856 | TL014018 | Yes |
| HP3 0PH | 51.701217 | -0.529051 | 501749 | 201299 | TL017012 | Yes |
| HP3 0PJ | 51.695132 | -0.522809 | 502195 | 200631 | TL021006 | Yes |
| HP3 0PL | 51.692258 | -0.527359 | 501886 | 200305 | TL018003 | Yes |
| HP3 0PN | 51.68966 | -0.531002 | 501641 | 200011 | TL016000 | No |
| HP3 0PP | 51.696941 | -0.532966 | 501488 | 200818 | TL014008 | Yes |
| HP3 0PQ | 51.703792 | -0.52862 | 501773 | 201586 | TL017015 | Yes |
| HP3 0PR | 51.696106 | -0.54179 | 500881 | 200713 | TL008007 | Yes |
| HP3 0PS | 51.69813 | -0.545458 | 500623 | 200933 | TL006009 | No |
| HP3 0PT | 51.698341 | -0.531314 | 501600 | 200976 | TL015009 | Yes |
| HP3 0PU | 51.700948 | -0.536338 | 501247 | 201259 | TL012012 | Yes |
| HP3 0PW | 51.697617 | -0.530253 | 501674 | 200897 | TL016008 | Yes |
| HP3 0PX | 51.702274 | -0.532359 | 501519 | 201412 | TL015014 | Yes |
| HP3 0PY | 51.703402 | -0.533321 | 501450 | 201536 | TL014015 | Yes |
| HP3 0PZ | 51.705382 | -0.540739 | 500933 | 201746 | TL009017 | Yes |
| HP3 0QA | 51.721432 | -0.509096 | 503083 | 203575 | TL030035 | Yes |
| HP3 0QB | 51.701667 | -0.532639 | 501501 | 201344 | TL015013 | Yes |
| HP3 0QD | 51.748408 | -0.469863 | 505730 | 206631 | TL057066 | No |
| HP3 0QE | 51.748408 | -0.469863 | 505730 | 206631 | TL057066 | No |
| HP3 0QF | 51.748408 | -0.469863 | 505730 | 206631 | TL057066 | No |
| HP3 0QG | 51.720937 | -0.539138 | 501009 | 203478 | TL010034 | Yes |
| HP3 0QH | 51.71944 | -0.53952 | 500985 | 203311 | TL009033 | Yes |
| HP3 0QJ | 51.72037 | -0.538389 | 501062 | 203416 | TL010034 | Yes |
| HP3 0QL | 51.719843 | -0.537234 | 501142 | 203359 | TL011033 | Yes |
| HP3 0QN | 51.719242 | -0.538064 | 501086 | 203291 | TL010032 | Yes |
| HP3 0QP | 51.719 | -0.536001 | 501230 | 203267 | TL012032 | Yes |
| HP3 0QQ | 51.719981 | -0.53969 | 500973 | 203371 | TL009033 | Yes |
| HP3 0QR | 51.71887 | -0.539219 | 501008 | 203248 | TL010032 | Yes |
| HP3 0QS | 51.718754 | -0.538586 | 501052 | 203236 | TL010032 | Yes |
| HP3 0QT | 51.718514 | -0.536625 | 501188 | 203212 | TL011032 | Yes |
| HP3 0QU | 51.718174 | -0.537519 | 501127 | 203173 | TL011031 | Yes |
| HP3 0QW | 51.720329 | -0.540128 | 500941 | 203409 | TL009034 | Yes |
| HP3 0QX | 51.721405 | -0.509112 | 503081 | 203572 | TL030035 | No |
| HP3 0QY | 51.718448 | -0.53932 | 501001 | 203201 | TL010032 | No |
| HP3 0QZ | 51.764182 | -0.439318 | 507801 | 208430 | TL078084 | No |
| HP3 0RA | 51.723872 | -0.515082 | 502664 | 203838 | TL026038 | No |
| HP3 0RB | 51.719631 | -0.535416 | 501269 | 203338 | TL012033 | Yes |
| HP3 0RD | 51.748408 | -0.469863 | 505730 | 206631 | TL057066 | No |
| HP3 0RE | 51.740139 | -0.495982 | 503945 | 205674 | TL039056 | Yes |
| HP3 0RF | 51.710036 | -0.540416 | 500944 | 202264 | TL009022 | Yes |
| HP3 0RG | 51.719631 | -0.535416 | 501269 | 203338 | TL012033 | Yes |
| HP3 0RH | 51.744279 | -0.482924 | 504837 | 206153 | TL048061 | No |
| HP3 0RJ | 51.748408 | -0.469863 | 505730 | 206631 | TL057066 | No |
| HP3 0RL | 51.715629 | -0.516004 | 502618 | 202920 | TL026029 | Yes |
| HP3 0RP | 51.721109 | -0.536339 | 501201 | 203501 | TL012035 | No |
| HP3 0RR | 51.719631 | -0.535416 | 501269 | 203338 | TL012033 | No |
| HP3 0RS | 51.764182 | -0.439318 | 507801 | 208430 | TL078084 | No |
| HP3 0RT | 51.723863 | -0.515083 | 502663 | 203837 | TL026038 | No |
| HP3 0RU | 51.723024 | -0.539969 | 500946 | 203709 | TL009037 | Yes |
| HP3 0RX | 51.724315 | -0.538219 | 501064 | 203855 | TL010038 | Yes |
| HP3 0RY | 51.723587 | -0.538923 | 501017 | 203773 | TL010037 | Yes |
| HP3 0RZ | 51.723435 | -0.540448 | 500912 | 203754 | TL009037 | Yes |
| HP3 0SA | 51.739382 | -0.501481 | 503568 | 205582 | TL035055 | Yes |
| HP3 0SD | 51.723858 | -0.534715 | 501308 | 203809 | TL013038 | Yes |
| HP3 0SE | 51.721914 | -0.538875 | 501025 | 203587 | TL010035 | Yes |
| HP3 0SH | 51.739382 | -0.501481 | 503568 | 205582 | TL035055 | No |
| HP3 0SJ | 51.721091 | -0.534892 | 501301 | 203501 | TL013035 | No |
| HP3 0SL | 51.721091 | -0.534892 | 501301 | 203501 | TL013035 | No |
| HP3 0SP | 51.721091 | -0.534892 | 501301 | 203501 | TL013035 | No |
| HP3 0SR | 51.739382 | -0.501481 | 503568 | 205582 | TL035055 | No |
| HP3 0SS | 51.739382 | -0.501481 | 503568 | 205582 | TL035055 | No |
| HP3 0ST | 51.723872 | -0.515082 | 502664 | 203838 | TL026038 | No |
| HP3 0SU | 51.721091 | -0.534892 | 501301 | 203501 | TL013035 | No |
| HP3 0SX | 51.723872 | -0.515082 | 502664 | 203838 | TL026038 | No |
| HP3 0SY | 51.721091 | -0.534892 | 501301 | 203501 | TL013035 | No |
| HP3 0SZ | 51.721091 | -0.534892 | 501301 | 203501 | TL013035 | No |
| HP3 0TA | 51.720088 | -0.529452 | 501679 | 203397 | TL016033 | Yes |
| HP3 0TB | 51.72025 | -0.528766 | 501726 | 203416 | TL017034 | Yes |
| HP3 0TD | 51.720138 | -0.530579 | 501602 | 203401 | TL016034 | No |
| HP3 0TH | 51.764182 | -0.439318 | 507801 | 208430 | TL078084 | No |
| HP3 0TJ | 51.720138 | -0.530579 | 501602 | 203401 | TL016034 | No |
| HP3 0TL | 51.720138 | -0.530579 | 501602 | 203401 | TL016034 | No |
| HP3 0TS | 51.733372 | -0.472587 | 505576 | 204955 | TL055049 | Yes |
| HP3 0TT | 51.720088 | -0.529452 | 501679 | 203397 | TL016033 | No |
| HP3 0TU | 51.723863 | -0.515083 | 502663 | 203837 | TL026038 | No |
| HP3 0TX | 51.723872 | -0.515082 | 502664 | 203838 | TL026038 | No |
| HP3 0TY | 51.764182 | -0.439318 | 507801 | 208430 | TL078084 | Yes |
| HP3 0UA | 51.725985 | -0.537962 | 501079 | 204041 | TL010040 | No |
| HP3 0UB | 51.725993 | -0.537889 | 501084 | 204042 | TL010040 | Yes |
| HP3 0UD | 51.72557 | -0.538641 | 501033 | 203994 | TL010039 | Yes |
| HP3 0UH | 51.723872 | -0.515082 | 502664 | 203838 | TL026038 | No |
| HP3 0UJ | 51.723872 | -0.515082 | 502664 | 203838 | TL026038 | No |
| HP3 0UL | 51.720704 | -0.528375 | 501752 | 203467 | TL017034 | Yes |
| HP3 0UT | 51.723872 | -0.515082 | 502664 | 203838 | TL026038 | No |
| HP3 0UU | 51.723872 | -0.515082 | 502664 | 203838 | TL026038 | No |
| HP3 0WA | 51.720712 | -0.528375 | 501752 | 203468 | TL017034 | No |
| HP3 0WB | 51.748408 | -0.469863 | 505730 | 206631 | TL057066 | No |
| HP3 0WD | 51.748408 | -0.469863 | 505730 | 206631 | TL057066 | No |
| HP3 0WE | 51.748408 | -0.469863 | 505730 | 206631 | TL057066 | No |
| HP3 0WF | 51.748408 | -0.469863 | 505730 | 206631 | TL057066 | No |
| HP3 0WG | 51.720712 | -0.528375 | 501752 | 203468 | TL017034 | No |
| HP3 0WH | 51.748408 | -0.469863 | 505730 | 206631 | TL057066 | No |
| HP3 0WJ | 51.748408 | -0.469863 | 505730 | 206631 | TL057066 | No |
| HP3 0WQ | 51.748408 | -0.469863 | 505730 | 206631 | TL057066 | No |
| HP3 0WX | 51.748408 | -0.469863 | 505730 | 206631 | TL057066 | No |
| HP3 0WY | 51.748408 | -0.469863 | 505730 | 206631 | TL057066 | No |
| HP3 0WZ | 51.748408 | -0.469863 | 505730 | 206631 | TL057066 | No |
| HP3 0XA | 51.728046 | -0.460647 | 506413 | 204380 | TL064043 | Yes |
| HP3 0XL | 51.748408 | -0.469863 | 505730 | 206631 | TL057066 | No |
| HP3 0XN | 51.748408 | -0.469863 | 505730 | 206631 | TL057066 | No |
| HP3 0XQ | 51.748408 | -0.469863 | 505730 | 206631 | TL057066 | No |
| HP3 0XT | 51.738138 | -0.520393 | 502265 | 205417 | TL022054 | No |
| HP3 0XU | 51.748408 | -0.469863 | 505730 | 206631 | TL057066 | No |
| HP3 0XX | 51.748408 | -0.469863 | 505730 | 206631 | TL057066 | No |
| HP3 0YA | 51.723872 | -0.515082 | 502664 | 203838 | TL026038 | No |
| HP3 0YB | 51.748408 | -0.469863 | 505730 | 206631 | TL057066 | No |
| HP3 0YD | 51.723872 | -0.515082 | 502664 | 203838 | TL026038 | No |
| HP3 0YE | 51.748408 | -0.469863 | 505730 | 206631 | TL057066 | No |
| HP3 0YH | 51.748408 | -0.469863 | 505730 | 206631 | TL057066 | No |
| HP3 0YJ | 51.748408 | -0.469863 | 505730 | 206631 | TL057066 | No |
| HP3 0YL | 51.748408 | -0.469863 | 505730 | 206631 | TL057066 | No |
| HP3 0YN | 51.748408 | -0.469863 | 505730 | 206631 | TL057066 | No |
| HP3 0YP | 51.748408 | -0.469863 | 505730 | 206631 | TL057066 | No |
| HP3 0YS | 51.748408 | -0.469863 | 505730 | 206631 | TL057066 | No |
| HP3 0YT | 51.748408 | -0.469863 | 505730 | 206631 | TL057066 | No |
| HP3 0YU | 51.748408 | -0.469863 | 505730 | 206631 | TL057066 | No |
| HP3 0YW | 51.748408 | -0.469863 | 505730 | 206631 | TL057066 | No |
| HP3 0YX | 51.723872 | -0.515082 | 502664 | 203838 | TL026038 | No |
| HP3 0ZJ | 51.748408 | -0.469863 | 505730 | 206631 | TL057066 | No |
| HP3 0ZN | 51.748408 | -0.469863 | 505730 | 206631 | TL057066 | No |
| HP3 0ZQ | 51.764182 | -0.439318 | 507801 | 208430 | TL078084 | No |
| HP3 0ZR | 51.748408 | -0.469863 | 505730 | 206631 | TL057066 | No |
| HP3 0ZX | 51.748408 | -0.469863 | 505730 | 206631 | TL057066 | No |
| HP3 8AA | 51.731405 | -0.452134 | 506993 | 204766 | TL069047 | Yes |
| HP3 8AB | 51.73257 | -0.45182 | 507012 | 204896 | TL070048 | Yes |
| HP3 8AD | 51.731283 | -0.451053 | 507068 | 204754 | TL070047 | Yes |
| HP3 8AE | 51.732124 | -0.452095 | 506994 | 204846 | TL069048 | Yes |
| HP3 8AF | 51.732157 | -0.450516 | 507103 | 204852 | TL071048 | Yes |
| HP3 8AG | 51.733005 | -0.451443 | 507037 | 204945 | TL070049 | Yes |
| HP3 8AH | 51.73355 | -0.450439 | 507105 | 205007 | TL071050 | Yes |
| HP3 8AJ | 51.733928 | -0.449832 | 507146 | 205050 | TL071050 | Yes |
| HP3 8AL | 51.734414 | -0.451192 | 507051 | 205102 | TL070051 | Yes |
| HP3 8AN | 51.733687 | -0.452665 | 506951 | 205019 | TL069050 | Yes |
| HP3 8AP | 51.733414 | -0.454441 | 506829 | 204986 | TL068049 | Yes |
| HP3 8AQ | 51.73364 | -0.45187 | 507006 | 205015 | TL070050 | Yes |
| HP3 8AR | 51.732565 | -0.45418 | 506849 | 204892 | TL068048 | Yes |
| HP3 8AS | 51.731718 | -0.452008 | 507001 | 204801 | TL070048 | No |
| HP3 8AT | 51.741874 | -0.444143 | 507520 | 205942 | TL075059 | No |
| HP3 8AU | 51.750043 | -0.441718 | 507669 | 206854 | TL076068 | Yes |