This page provides postcode data for the Gwent Welsh preserved county. Gwent contains approximately 242,784 households with a population of about 576,668 (2011 census)
| Postcode | Latitude | Longitude | Easting | Northing | Grid reference | Active? |
|---|---|---|---|---|---|---|
| NP20 4LP | 51.584949 | -3.012157 | 329970 | 187829 | ST299878 | Yes |
| NP20 4LQ | 51.585192 | -3.013172 | 329900 | 187857 | ST298878 | Yes |
| NP20 4LR | 51.585295 | -3.012713 | 329932 | 187868 | ST299878 | Yes |
| NP20 4LS | 51.585948 | -3.012006 | 329982 | 187940 | ST299879 | Yes |
| NP20 4LT | 51.585777 | -3.013128 | 329904 | 187922 | ST299879 | Yes |
| NP20 4LU | 51.585392 | -3.013971 | 329845 | 187880 | ST298878 | Yes |
| NP20 4LW | 51.586316 | -3.011119 | 330044 | 187980 | ST300879 | Yes |
| NP20 4LX | 51.585794 | -3.010155 | 330110 | 187921 | ST301879 | Yes |
| NP20 4LY | 51.587202 | -3.007357 | 330306 | 188075 | ST303880 | Yes |
| NP20 4LZ | 51.586827 | -3.007031 | 330328 | 188033 | ST303880 | Yes |
| NP20 4NA | 51.588368 | -3.0077 | 330284 | 188205 | ST302882 | Yes |
| NP20 4NB | 51.587103 | -3.00848 | 330228 | 188065 | ST302880 | Yes |
| NP20 4ND | 51.587324 | -3.008918 | 330198 | 188090 | ST301880 | Yes |
| NP20 4NE | 51.587161 | -3.010041 | 330120 | 188073 | ST301880 | Yes |
| NP20 4NF | 51.587133 | -3.011238 | 330037 | 188071 | ST300880 | Yes |
| NP20 4NG | 51.586626 | -3.012714 | 329934 | 188016 | ST299880 | Yes |
| NP20 4NH | 51.586492 | -3.014717 | 329795 | 188003 | ST297880 | Yes |
| NP20 4NJ | 51.586252 | -3.010208 | 330107 | 187972 | ST301879 | Yes |
| NP20 4NL | 51.587169 | -3.012278 | 329965 | 188076 | ST299880 | Yes |
| NP20 4NN | 51.588903 | -3.001923 | 330685 | 188259 | ST306882 | Yes |
| NP20 4NP | 51.588971 | -3.001376 | 330723 | 188266 | ST307882 | No |
| NP20 4NT | 51.589879 | -3.000386 | 330793 | 188366 | ST307883 | Yes |
| NP20 4NU | 51.589747 | -3.000022 | 330818 | 188351 | ST308883 | Yes |
| NP20 4NW | 51.589394 | -3.00127 | 330731 | 188313 | ST307883 | Yes |
| NP20 4NX | 51.587749 | -3.003399 | 330581 | 188132 | ST305881 | Yes |
| NP20 4NY | 51.587156 | -3.002275 | 330658 | 188065 | ST306880 | Yes |
| NP20 4NZ | 51.58722 | -3.003186 | 330595 | 188073 | ST305880 | Yes |
| NP20 4PA | 51.587501 | -3.003928 | 330544 | 188105 | ST305881 | Yes |
| NP20 4PB | 51.587316 | -3.004617 | 330496 | 188085 | ST304880 | Yes |
| NP20 4PD | 51.587852 | -3.00395 | 330543 | 188144 | ST305881 | Yes |
| NP20 4PE | 51.588918 | -3.003396 | 330583 | 188262 | ST305882 | Yes |
| NP20 4PF | 51.589167 | -3.00268 | 330633 | 188289 | ST306882 | Yes |
| NP20 4PG | 51.590105 | -3.001243 | 330734 | 188392 | ST307883 | Yes |
| NP20 4PH | 51.589761 | -3.004656 | 330497 | 188357 | ST304883 | Yes |
| NP20 4PJ | 51.590205 | -3.004262 | 330525 | 188406 | ST305884 | Yes |
| NP20 4PL | 51.59044 | -3.001972 | 330684 | 188430 | ST306884 | Yes |
| NP20 4PN | 51.587604 | -3.003454 | 330577 | 188116 | ST305881 | No |
| NP20 4PQ | 51.589532 | -3.00416 | 330531 | 188331 | ST305883 | Yes |
| NP20 4PR | 51.588383 | -3.004943 | 330475 | 188204 | ST304882 | Yes |
| NP20 4RA | 51.589927 | -2.997875 | 330967 | 188369 | ST309883 | No |
| NP20 4RB | 51.582928 | -3.007739 | 330273 | 187600 | ST302876 | Yes |
| NP20 4RN | 51.587528 | -2.998718 | 330905 | 188103 | ST309881 | No |
| NP20 4RS | 51.586973 | -2.99527 | 331143 | 188038 | ST311880 | Yes |
| NP20 4RU | 51.588028 | -2.998093 | 330949 | 188158 | ST309881 | No |
| NP20 4SB | 51.587426 | -3.000072 | 330811 | 188093 | ST308880 | No |
| NP20 4SE | 51.587011 | -3.003441 | 330577 | 188050 | ST305880 | No |
| NP20 4SF | 51.587491 | -2.999857 | 330826 | 188100 | ST308881 | Yes |
| NP20 4SJ | 51.587378 | -3.000432 | 330786 | 188088 | ST307880 | No |
| NP20 4SR | 51.58766 | -3.000121 | 330808 | 188119 | ST308881 | No |
| NP20 4SY | 51.582723 | -2.999074 | 330873 | 187569 | ST308875 | No |
| NP20 4SZ | 51.582251 | -3.002816 | 330613 | 187520 | ST306875 | Yes |
| NP20 4TA | 51.58389 | -3.00356 | 330564 | 187703 | ST305877 | No |
| NP20 4TG | 51.581773 | -3.012433 | 329946 | 187476 | ST299874 | Yes |
| NP20 4TL | 51.58685 | -3.010727 | 330072 | 188039 | ST300880 | Yes |
| NP20 4TS | 51.587245 | -3.004514 | 330503 | 188077 | ST305880 | No |
| NP20 4TU | 51.587625 | -3.004248 | 330522 | 188119 | ST305881 | Yes |
| NP20 4TW | 51.587262 | -3.003533 | 330571 | 188078 | ST305880 | Yes |
| NP20 4TX | 51.588982 | -3.003196 | 330597 | 188269 | ST305882 | Yes |
| NP20 4UB | 51.589412 | -3.004475 | 330509 | 188318 | ST305883 | No |
| NP20 4UG | 51.59001 | -3.002857 | 330622 | 188383 | ST306883 | No |
| NP20 4UJ | 51.589682 | -3.005492 | 330439 | 188349 | ST304883 | No |
| NP20 4UL | 51.590191 | -3.001663 | 330705 | 188402 | ST307884 | Yes |
| NP20 4UR | 51.588761 | -3.005962 | 330405 | 188247 | ST304882 | Yes |
| NP20 4US | 51.58714 | -3.004194 | 330525 | 188065 | ST305880 | No |
| NP20 4UT | 51.58782 | -2.997165 | 331013 | 188134 | ST310881 | Yes |
| NP20 4WJ | 51.590845 | -2.99778 | 330975 | 188471 | ST309884 | No |
| NP20 4WR | 51.587737 | -2.99738 | 330998 | 188125 | ST309881 | No |
| NP20 4WX | 51.590845 | -2.99778 | 330975 | 188471 | ST309884 | No |
| NP20 4WY | 51.590845 | -2.99778 | 330975 | 188471 | ST309884 | No |
| NP20 4WZ | 51.590845 | -2.99778 | 330975 | 188471 | ST309884 | No |
| NP20 4XL | 51.584554 | -3.004729 | 330484 | 187778 | ST304877 | No |
| NP20 4XN | 51.591274 | -2.997053 | 331026 | 188518 | ST310885 | Yes |
| NP20 4XP | 51.590845 | -2.99778 | 330975 | 188471 | ST309884 | No |
| NP20 4XQ | 51.590845 | -2.99778 | 330975 | 188471 | ST309884 | No |
| NP20 4XR | 51.590845 | -2.99778 | 330975 | 188471 | ST309884 | No |
| NP20 4XU | 51.590845 | -2.99778 | 330975 | 188471 | ST309884 | No |
| NP20 4XW | 51.590845 | -2.99778 | 330975 | 188471 | ST309884 | No |
| NP20 4XX | 51.591274 | -2.997053 | 331026 | 188518 | ST310885 | No |
| NP20 4XY | 51.590845 | -2.99778 | 330975 | 188471 | ST309884 | No |
| NP20 4XZ | 51.590845 | -2.99778 | 330975 | 188471 | ST309884 | No |
| NP20 4YA | 51.590845 | -2.99778 | 330975 | 188471 | ST309884 | No |
| NP20 4YB | 51.591274 | -2.997053 | 331026 | 188518 | ST310885 | No |
| NP20 4YD | 51.590845 | -2.99778 | 330975 | 188471 | ST309884 | No |
| NP20 4YE | 51.584554 | -3.004729 | 330484 | 187778 | ST304877 | No |
| NP20 4YF | 51.590845 | -2.99778 | 330975 | 188471 | ST309884 | No |
| NP20 4YG | 51.590845 | -2.99778 | 330975 | 188471 | ST309884 | No |
| NP20 4YH | 51.590845 | -2.99778 | 330975 | 188471 | ST309884 | No |
| NP20 4YJ | 51.590845 | -2.99778 | 330975 | 188471 | ST309884 | No |
| NP20 4YL | 51.584554 | -3.004729 | 330484 | 187778 | ST304877 | No |
| NP20 4YN | 51.590845 | -2.99778 | 330975 | 188471 | ST309884 | No |
| NP20 4YP | 51.584554 | -3.004729 | 330484 | 187778 | ST304877 | No |
| NP20 4YQ | 51.590845 | -2.99778 | 330975 | 188471 | ST309884 | No |
| NP20 4YR | 51.590845 | -2.99778 | 330975 | 188471 | ST309884 | No |
| NP20 4YS | 51.588055 | -2.999119 | 330878 | 188162 | ST308881 | No |
| NP20 4YT | 51.590845 | -2.99778 | 330975 | 188471 | ST309884 | No |
| NP20 4YU | 51.590845 | -2.99778 | 330975 | 188471 | ST309884 | No |
| NP20 4YW | 51.590845 | -2.99778 | 330975 | 188471 | ST309884 | No |
| NP20 4YX | 51.588055 | -2.999119 | 330878 | 188162 | ST308881 | No |
| NP20 4YY | 51.590845 | -2.99778 | 330975 | 188471 | ST309884 | No |
| NP20 4YZ | 51.590845 | -2.99778 | 330975 | 188471 | ST309884 | No |
| NP20 4ZA | 51.590845 | -2.99778 | 330975 | 188471 | ST309884 | No |
| NP20 4ZB | 51.584554 | -3.004729 | 330484 | 187778 | ST304877 | No |
| NP20 4ZD | 51.590845 | -2.99778 | 330975 | 188471 | ST309884 | No |
| NP20 4ZE | 51.590845 | -2.99778 | 330975 | 188471 | ST309884 | No |
| NP20 4ZF | 51.588761 | -3.005962 | 330405 | 188247 | ST304882 | Yes |
| NP20 4ZS | 51.590845 | -2.99778 | 330975 | 188471 | ST309884 | No |
| NP20 4ZU | 51.590845 | -2.99778 | 330975 | 188471 | ST309884 | No |
| NP20 4ZX | 51.590845 | -2.99778 | 330975 | 188471 | ST309884 | No |
| NP20 5AA | 51.585528 | -3.022158 | 329278 | 187903 | ST292879 | Yes |
| NP20 5AB | 51.586354 | -3.023288 | 329201 | 187996 | ST292879 | Yes |
| NP20 5AD | 51.585755 | -3.023967 | 329153 | 187930 | ST291879 | Yes |
| NP20 5AE | 51.58479 | -3.025317 | 329058 | 187824 | ST290878 | Yes |
| NP20 5AF | 51.585246 | -3.026568 | 328972 | 187876 | ST289878 | Yes |
| NP20 5AG | 51.586454 | -3.024199 | 329138 | 188008 | ST291880 | Yes |
| NP20 5AH | 51.587105 | -3.020735 | 329379 | 188077 | ST293880 | Yes |
| NP20 5AJ | 51.586898 | -3.017627 | 329594 | 188051 | ST295880 | Yes |
| NP20 5AL | 51.588048 | -3.019833 | 329443 | 188181 | ST294881 | Yes |
| NP20 5AN | 51.586743 | -3.022041 | 329288 | 188038 | ST292880 | Yes |
| NP20 5AP | 51.586101 | -3.020309 | 329407 | 187965 | ST294879 | Yes |
| NP20 5AQ | 51.586639 | -3.020494 | 329395 | 188025 | ST293880 | Yes |
| NP20 5AR | 51.586221 | -3.018998 | 329498 | 187977 | ST294879 | Yes |
| NP20 5AS | 51.58717 | -3.016334 | 329684 | 188080 | ST296880 | Yes |
| NP20 5AT | 51.5879 | -3.016134 | 329699 | 188161 | ST296881 | Yes |
| NP20 5AU | 51.588968 | -3.016418 | 329681 | 188280 | ST296882 | Yes |
| NP20 5AW | 51.589073 | -3.017762 | 329588 | 188293 | ST295882 | Yes |
| NP20 5AX | 51.597319 | -2.996738 | 331057 | 189190 | ST310891 | No |
| NP20 5AY | 51.58813 | -3.01764 | 329595 | 188188 | ST295881 | Yes |
| NP20 5AZ | 51.587399 | -3.017855 | 329579 | 188107 | ST295881 | Yes |
| NP20 5BA | 51.589368 | -3.007563 | 330295 | 188316 | ST302883 | Yes |
| NP20 5BB | 51.588995 | -3.01011 | 330118 | 188277 | ST301882 | Yes |
| NP20 5BD | 51.58839 | -3.010371 | 330099 | 188210 | ST300882 | Yes |
| NP20 5BE | 51.589095 | -3.012018 | 329986 | 188290 | ST299882 | Yes |
| NP20 5BG | 51.588336 | -3.01457 | 329808 | 188208 | ST298882 | Yes |
| NP20 5BH | 51.587908 | -3.013146 | 329906 | 188159 | ST299881 | Yes |
| NP20 5BJ | 51.58681 | -3.015359 | 329751 | 188039 | ST297880 | Yes |
| NP20 5BL | 51.585691 | -3.017802 | 329580 | 187917 | ST295879 | Yes |
| NP20 5BN | 51.587829 | -3.010849 | 330065 | 188148 | ST300881 | Yes |
| NP20 5BP | 51.588505 | -3.008497 | 330229 | 188221 | ST302882 | Yes |
| NP20 5BQ | 51.589326 | -3.014535 | 329812 | 188318 | ST298883 | Yes |
| NP20 5BR | 51.58717 | -3.014299 | 329825 | 188078 | ST298880 | Yes |
| NP20 5BS | 51.589352 | -3.013496 | 329884 | 188320 | ST298883 | Yes |
| NP20 5BT | 51.588542 | -3.011558 | 330017 | 188228 | ST300882 | Yes |
| NP20 5BU | 51.587265 | -3.015773 | 329723 | 188090 | ST297880 | Yes |
| NP20 5BW | 51.588163 | -3.009659 | 330148 | 188184 | ST301881 | Yes |
| NP20 5BX | 51.590432 | -3.01238 | 329963 | 188439 | ST299884 | Yes |
| NP20 5BY | 51.589986 | -3.011937 | 329993 | 188389 | ST299883 | Yes |
| NP20 5BZ | 51.589741 | -3.012205 | 329974 | 188362 | ST299883 | Yes |
| NP20 5DA | 51.590553 | -3.007763 | 330283 | 188448 | ST302884 | Yes |
| NP20 5DB | 51.591595 | -3.00998 | 330131 | 188566 | ST301885 | Yes |
| NP20 5DD | 51.591344 | -3.013035 | 329919 | 188541 | ST299885 | Yes |
| NP20 5DE | 51.59006 | -3.016976 | 329644 | 188402 | ST296884 | Yes |
| NP20 5DF | 51.589377 | -3.016903 | 329648 | 188326 | ST296883 | No |
| NP20 5DG | 51.588289 | -3.016908 | 329646 | 188205 | ST296882 | Yes |
| NP20 5DH | 51.587946 | -3.019094 | 329494 | 188169 | ST294881 | No |
| NP20 5DJ | 51.588258 | -3.018394 | 329543 | 188203 | ST295882 | Yes |
| NP20 5DL | 51.588721 | -3.018881 | 329510 | 188255 | ST295882 | Yes |
| NP20 5DN | 51.590781 | -3.015722 | 329732 | 188481 | ST297884 | Yes |
| NP20 5DP | 51.592127 | -3.004535 | 330509 | 188620 | ST305886 | Yes |
| NP20 5DQ | 51.591496 | -3.00686 | 330347 | 188552 | ST303885 | Yes |
| NP20 5DR | 51.592153 | -3.005734 | 330426 | 188624 | ST304886 | Yes |
| NP20 5DS | 51.592729 | -3.005602 | 330436 | 188688 | ST304886 | Yes |
| NP20 5DT | 51.591523 | -3.004681 | 330498 | 188553 | ST304885 | Yes |
| NP20 5DU | 51.591163 | -3.005828 | 330418 | 188514 | ST304885 | Yes |
| NP20 5DW | 51.588526 | -3.017505 | 329605 | 188232 | ST296882 | Yes |
| NP20 5DX | 51.592196 | -3.013242 | 329906 | 188636 | ST299886 | Yes |
| NP20 5DY | 51.587904 | -3.018833 | 329512 | 188164 | ST295881 | Yes |
| NP20 5DZ | 51.590455 | -3.000269 | 330802 | 188430 | ST308884 | Yes |
| NP20 5EA | 51.591732 | -3.007572 | 330298 | 188579 | ST302885 | Yes |
| NP20 5EB | 51.592884 | -3.009619 | 330158 | 188709 | ST301887 | Yes |
| NP20 5ED | 51.591904 | -3.009612 | 330157 | 188600 | ST301886 | Yes |
| NP20 5EE | 51.592654 | -3.011202 | 330048 | 188685 | ST300886 | Yes |
| NP20 5EF | 51.593513 | -3.011726 | 330013 | 188781 | ST300887 | Yes |
| NP20 5EG | 51.594198 | -3.010457 | 330102 | 188856 | ST301888 | Yes |
| NP20 5EH | 51.594916 | -3.010689 | 330087 | 188936 | ST300889 | Yes |
| NP20 5EJ | 51.598236 | -3.019787 | 329462 | 189314 | ST294893 | Yes |
| NP20 5EL | 51.590073 | -3.025811 | 329032 | 188412 | ST290884 | Yes |
| NP20 5EN | 51.596388 | -3.004687 | 330505 | 189094 | ST305890 | Yes |
| NP20 5EP | 51.596677 | -3.005574 | 330444 | 189127 | ST304891 | Yes |
| NP20 5EQ | 51.595239 | -3.005542 | 330444 | 188967 | ST304889 | Yes |
| NP20 5ER | 51.594713 | -3.006065 | 330407 | 188909 | ST304889 | Yes |
| NP20 5ES | 51.586162 | -3.030905 | 328673 | 187982 | ST286879 | Yes |
| NP20 5ET | 51.594245 | -3.009173 | 330191 | 188860 | ST301888 | Yes |
| NP20 5EU | 51.590314 | -3.011439 | 330028 | 188425 | ST300884 | Yes |
| NP20 5EW | 51.590266 | -3.010745 | 330076 | 188419 | ST300884 | Yes |
| NP20 5EX | 51.591732 | -3.002347 | 330660 | 188574 | ST306885 | Yes |
| NP20 5EY | 51.603274 | -2.993244 | 331308 | 189849 | ST313898 | Yes |
| NP20 5EZ | 51.596235 | -3.001536 | 330723 | 189074 | ST307890 | Yes |
| NP20 5FA | 51.592469 | -2.998133 | 330953 | 188652 | ST309886 | Yes |
| NP20 5FB | 51.591877 | -2.999015 | 330891 | 188587 | ST308885 | Yes |
| NP20 5FD | 51.591291 | -2.99919 | 330878 | 188522 | ST308885 | Yes |
| NP20 5FE | 51.592456 | -2.999663 | 330847 | 188652 | ST308886 | Yes |
| NP20 5FF | 51.593731 | -2.999951 | 330829 | 188794 | ST308887 | Yes |
| NP20 5FG | 51.594256 | -3.000583 | 330786 | 188853 | ST307888 | Yes |
| NP20 5FJ | 51.596237 | -3.000208 | 330815 | 189073 | ST308890 | Yes |
| NP20 5FL | 51.596288 | -2.999502 | 330864 | 189078 | ST308890 | Yes |
| NP20 5FN | 51.595916 | -3.000937 | 330764 | 189038 | ST307890 | Yes |
| NP20 5FP | 51.595615 | -3.001494 | 330725 | 189005 | ST307890 | Yes |
| NP20 5FQ | 51.596464 | -3.001036 | 330758 | 189099 | ST307890 | Yes |
| NP20 5FR | 51.597018 | -3.001423 | 330732 | 189161 | ST307891 | Yes |
| NP20 5FS | 51.595664 | -3.002058 | 330686 | 189011 | ST306890 | Yes |