This page provides postcode data for the Southampton UK Unitary Authority.
In 2021, Southampton contained approximately 102,300 households with a population of about 249,000
In 2011, Southampton contained approximately 98,244 households with a population of about 236,855
| Postcode | Ward | Latitude | Longitude | Easting | Northing | Grid ref |
|---|---|---|---|---|---|---|
| SO1 3PW | Freemantle | 50.918959 | -1.435971 | 439744 | 113429 | SU397134 |
| SO1 3PX | Freemantle | 50.919676 | -1.43545 | 439780 | 113509 | SU397135 |
| SO1 3PY | Freemantle | 50.919986 | -1.434451 | 439850 | 113544 | SU398135 |
| SO1 3PZ | Freemantle | 50.920557 | -1.435383 | 439784 | 113607 | SU397136 |
| SO1 3QA | Freemantle | 50.921107 | -1.435561 | 439771 | 113668 | SU397136 |
| SO1 3QB | Freemantle | 50.919384 | -1.43645 | 439710 | 113476 | SU397134 |
| SO1 3QD | Freemantle | 50.919508 | -1.43595 | 439745 | 113490 | SU397134 |
| SO1 3QE | Freemantle | 50.918359 | -1.436348 | 439718 | 113362 | SU397133 |
| SO1 3QF | Freemantle | 50.918239 | -1.435838 | 439754 | 113349 | SU397133 |
| SO1 3QG | Freemantle | 50.918014 | -1.435684 | 439765 | 113324 | SU397133 |
| SO1 3QH | Freemantle | 50.918007 | -1.434318 | 439861 | 113324 | SU398133 |
| SO1 3QJ | Freemantle | 50.917306 | -1.434455 | 439852 | 113246 | SU398132 |
| SO1 3QL | Freemantle | 50.917762 | -1.433923 | 439889 | 113297 | SU398132 |
| SO1 3QN | Freemantle | 50.917528 | -1.433755 | 439901 | 113271 | SU399132 |
| SO1 3QP | Freemantle | 50.917501 | -1.435633 | 439769 | 113267 | SU397132 |
| SO1 3QQ | Freemantle | 50.917232 | -1.435793 | 439758 | 113237 | SU397132 |
| SO1 3QR | Freemantle | 50.917623 | -1.436784 | 439688 | 113280 | SU396132 |
| SO1 3QS | Freemantle | 50.917075 | -1.436776 | 439689 | 113219 | SU396132 |
| SO1 3QT | Freemantle | 50.915751 | -1.436309 | 439723 | 113072 | SU397130 |
| SO1 3QU | Freemantle | 50.915927 | -1.435595 | 439773 | 113092 | SU397130 |
| SO1 3QW | Freemantle | 50.915663 | -1.434859 | 439825 | 113063 | SU398130 |
| SO1 3QX | Freemantle | 50.915393 | -1.434777 | 439831 | 113033 | SU398130 |
| SO1 3QY | Freemantle | 50.915089 | -1.435193 | 439802 | 112999 | SU398129 |
| SO1 3QZ | Freemantle | 50.914867 | -1.434029 | 439884 | 112975 | SU398129 |
| SO1 3RA | Freemantle | 50.915138 | -1.434125 | 439877 | 113005 | SU398130 |
| SO1 3RB | Freemantle | 50.914929 | -1.435693 | 439767 | 112981 | SU397129 |
| SO1 3RD | Freemantle | 50.91451 | -1.436295 | 439725 | 112934 | SU397129 |
| SO1 3RE | Freemantle | 50.914301 | -1.435942 | 439750 | 112911 | SU397129 |
| SO1 3RF | Freemantle | 50.914379 | -1.435372 | 439790 | 112920 | SU397129 |
| SO1 3RG | Freemantle | 50.913653 | -1.435836 | 439758 | 112839 | SU397128 |
| SO1 3RH | Freemantle | 50.91436 | -1.436994 | 439676 | 112917 | SU396129 |
| SO1 3RJ | Freemantle | 50.914186 | -1.43435 | 439862 | 112899 | SU398128 |
| SO1 3RL | Freemantle | 50.913369 | -1.434801 | 439831 | 112808 | SU398128 |
| SO1 3RN | Freemantle | 50.913201 | -1.435401 | 439789 | 112789 | SU397127 |
| SO1 3RP | Freemantle | 50.91305 | -1.433795 | 439902 | 112773 | SU399127 |
| SO1 3RQ | Freemantle | 50.912817 | -1.434026 | 439886 | 112747 | SU398127 |
| SO1 3RR | Freemantle | 50.913344 | -1.437035 | 439674 | 112804 | SU396128 |
| SO1 3RS | Freemantle | 50.912642 | -1.422079 | 440726 | 112734 | SU407127 |
| SO1 3RT | Freemantle | 50.914199 | -1.427906 | 440315 | 112904 | SU403129 |
| SO1 3RU | Freemantle | 50.912857 | -1.431095 | 440092 | 112753 | SU400127 |
| SO1 3RW | Freemantle | 50.91332 | -1.430108 | 440161 | 112805 | SU401128 |
| SO1 3RX | Freemantle | 50.913272 | -1.429554 | 440200 | 112800 | SU401128 |
| SO1 3RY | Freemantle | 50.913331 | -1.430563 | 440129 | 112806 | SU401128 |
| SO1 3RZ | Millbrook | 50.917473 | -1.439204 | 439518 | 113262 | SU395132 |
| SO1 3SA | Freemantle | 50.919018 | -1.436881 | 439680 | 113435 | SU396134 |
| SO1 3SB | Freemantle | 50.919003 | -1.437507 | 439636 | 113433 | SU396134 |
| SO1 3SD | Millbrook | 50.918951 | -1.437906 | 439608 | 113427 | SU396134 |
| SO1 3SE | Freemantle | 50.911854 | -1.432046 | 440026 | 112641 | SU400126 |
| SO1 3SF | Freemantle | 50.912031 | -1.427819 | 440323 | 112663 | SU403126 |
| SO1 3SG | Freemantle | 50.910597 | -1.42869 | 440263 | 112503 | SU402125 |
| SO1 3SH | Freemantle | 50.91163 | -1.430313 | 440148 | 112617 | SU401126 |
| SO1 3SJ | Freemantle | 50.914897 | -1.423488 | 440625 | 112984 | SU406129 |
| SO1 3SL | Millbrook | 50.919871 | -1.440484 | 439426 | 113528 | SU394135 |
| SO1 3SN | Freemantle | 50.914045 | -1.425832 | 440461 | 112888 | SU404128 |
| SO1 3SP | Freemantle | 50.913776 | -1.433274 | 439938 | 112854 | SU399128 |
| SO1 3SQ | Freemantle | 50.911708 | -1.43155 | 440061 | 112625 | SU400126 |
| SO1 3SR | Freemantle | 50.911803 | -1.428846 | 440251 | 112637 | SU402126 |
| SO1 3SS | Freemantle | 50.916248 | -1.429517 | 440200 | 113131 | SU402131 |
| SO1 3ST | Millbrook | 50.922483 | -1.435786 | 439754 | 113821 | SU397138 |
| SO1 3SW | Freemantle | 50.914986 | -1.425166 | 440507 | 112993 | SU405129 |
| SO1 3TA | Freemantle | 50.917669 | -1.427636 | 440331 | 113290 | SU403132 |
| SO1 3TB | Freemantle | 50.911511 | -1.422534 | 440695 | 112608 | SU406126 |
| SO1 4AA | Millbrook | 50.924025 | -1.45368 | 438495 | 113983 | SU384139 |
| SO1 4AB | Millbrook | 50.923355 | -1.454457 | 438441 | 113908 | SU384139 |
| SO1 4AD | Millbrook | 50.923033 | -1.454958 | 438406 | 113872 | SU384138 |
| SO1 4AE | Millbrook | 50.922842 | -1.454562 | 438434 | 113851 | SU384138 |
| SO1 4AF | Millbrook | 50.922638 | -1.45502 | 438402 | 113828 | SU384138 |
| SO1 4AG | Millbrook | 50.921912 | -1.455569 | 438364 | 113747 | SU383137 |
| SO1 4AH | Millbrook | 50.921365 | -1.455974 | 438336 | 113686 | SU383136 |
| SO1 4AJ | Millbrook | 50.919961 | -1.455762 | 438352 | 113530 | SU383135 |
| SO1 4AL | Millbrook | 50.920049 | -1.455335 | 438382 | 113540 | SU383135 |
| SO1 4AN | Millbrook | 50.920979 | -1.454086 | 438469 | 113644 | SU384136 |
| SO1 4AP | Millbrook | 50.921281 | -1.455277 | 438385 | 113677 | SU383136 |
| SO1 4AQ | Millbrook | 50.921512 | -1.454563 | 438435 | 113703 | SU384137 |
| SO1 4AR | Millbrook | 50.921527 | -1.454122 | 438466 | 113705 | SU384137 |
| SO1 4AS | Millbrook | 50.921933 | -1.452481 | 438581 | 113751 | SU385137 |
| SO1 4AT | Millbrook | 50.921711 | -1.45301 | 438544 | 113726 | SU385137 |
| SO1 4AU | Millbrook | 50.921684 | -1.451076 | 438680 | 113724 | SU386137 |
| SO1 4AW | Millbrook | 50.922083 | -1.45174 | 438633 | 113768 | SU386137 |
| SO1 4AX | Millbrook | 50.920706 | -1.451614 | 438643 | 113615 | SU386136 |
| SO1 4AY | Millbrook | 50.920583 | -1.452099 | 438609 | 113601 | SU386136 |
| SO1 4AZ | Millbrook | 50.919851 | -1.453345 | 438522 | 113519 | SU385135 |
| SO1 4BA | Millbrook | 50.920074 | -1.454822 | 438418 | 113543 | SU384135 |
| SO1 4BB | Millbrook | 50.920671 | -1.453606 | 438503 | 113610 | SU385136 |
| SO1 4BD | Millbrook | 50.921378 | -1.450923 | 438691 | 113690 | SU386136 |
| SO1 4BE | Millbrook | 50.920914 | -1.449819 | 438769 | 113639 | SU387136 |
| SO1 4BG | Millbrook | 50.922718 | -1.45095 | 438688 | 113839 | SU386138 |
| SO1 4BH | Millbrook | 50.922473 | -1.450497 | 438720 | 113812 | SU387138 |
| SO1 4BJ | Millbrook | 50.922505 | -1.449757 | 438772 | 113816 | SU387138 |
| SO1 4BL | Millbrook | 50.922188 | -1.449277 | 438806 | 113781 | SU388137 |
| SO1 4BN | Millbrook | 50.921838 | -1.449395 | 438798 | 113742 | SU387137 |
| SO1 4BP | Millbrook | 50.929188 | -1.448256 | 438872 | 114560 | SU388145 |
| SO1 4BQ | Shirley | 50.925975 | -1.440084 | 439449 | 114207 | SU394142 |
| SO1 4BU | Shirley | 50.925978 | -1.440696 | 439406 | 114207 | SU394142 |
| SO1 4BW | Shirley | 50.928083 | -1.444598 | 439130 | 114439 | SU391144 |
| SO1 4BX | Millbrook | 50.928657 | -1.446156 | 439020 | 114502 | SU390145 |
| SO1 4BY | Shirley | 50.92461 | -1.4366 | 439695 | 114057 | SU396140 |
| SO1 4BZ | Millbrook | 50.92404 | -1.435938 | 439742 | 113994 | SU397139 |
| SO1 4DA | Millbrook | 50.924449 | -1.436901 | 439674 | 114039 | SU396140 |
| SO1 4DB | Millbrook | 50.924859 | -1.438006 | 439596 | 114084 | SU395140 |