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 3GW | Banister & Polygon | 50.909523 | -1.416918 | 441092 | 112390 | SU410123 |
| SO1 3GX | Freemantle | 50.916944 | -1.430012 | 440165 | 113208 | SU401132 |
| SO1 3GY | Freemantle | 50.917804 | -1.431168 | 440083 | 113303 | SU400133 |
| SO1 3GZ | Freemantle | 50.917878 | -1.431665 | 440048 | 113311 | SU400133 |
| SO1 3HA | Freemantle | 50.918212 | -1.431875 | 440033 | 113348 | SU400133 |
| SO1 3HB | Freemantle | 50.918482 | -1.431928 | 440029 | 113378 | SU400133 |
| SO1 3HD | Freemantle | 50.917441 | -1.42884 | 440247 | 113264 | SU402132 |
| SO1 3HE | Freemantle | 50.917825 | -1.430087 | 440159 | 113306 | SU401133 |
| SO1 3HF | Freemantle | 50.918194 | -1.430026 | 440163 | 113347 | SU401133 |
| SO1 3HG | Freemantle | 50.910148 | -1.423325 | 440641 | 112456 | SU406124 |
| SO1 3HH | Freemantle | 50.917024 | -1.427991 | 440307 | 113218 | SU403132 |
| SO1 3HJ | Freemantle | 50.917408 | -1.427517 | 440340 | 113261 | SU403132 |
| SO1 3HL | Freemantle | 50.916783 | -1.426686 | 440399 | 113192 | SU403131 |
| SO1 3HN | Freemantle | 50.916444 | -1.427131 | 440368 | 113154 | SU403131 |
| SO1 3HP | Freemantle | 50.915942 | -1.425601 | 440476 | 113099 | SU404130 |
| SO1 3HQ | Freemantle | 50.914756 | -1.425871 | 440458 | 112967 | SU404129 |
| SO1 3HR | Freemantle | 50.915127 | -1.424544 | 440551 | 113009 | SU405130 |
| SO1 3HS | Freemantle | 50.916344 | -1.425027 | 440516 | 113144 | SU405131 |
| SO1 3HT | Freemantle | 50.916761 | -1.425804 | 440461 | 113190 | SU404131 |
| SO1 3HU | Freemantle | 50.917169 | -1.426439 | 440416 | 113235 | SU404132 |
| SO1 3HW | Shirley | 50.917739 | -1.427172 | 440364 | 113298 | SU403132 |
| SO1 3HX | Shirley | 50.918344 | -1.427762 | 440322 | 113365 | SU403133 |
| SO1 3HY | Freemantle | 50.917934 | -1.428322 | 440283 | 113319 | SU402133 |
| SO1 3HZ | Freemantle | 50.918017 | -1.428804 | 440249 | 113328 | SU402133 |
| SO1 3JA | Freemantle | 50.918415 | -1.429326 | 440212 | 113372 | SU402133 |
| SO1 3JB | Freemantle | 50.918225 | -1.429058 | 440231 | 113351 | SU402133 |
| SO1 3JD | Shirley | 50.919431 | -1.429328 | 440211 | 113485 | SU402134 |
| SO1 3JE | Shirley | 50.920651 | -1.430422 | 440133 | 113620 | SU401136 |
| SO1 3JF | Shirley | 50.920409 | -1.430681 | 440115 | 113593 | SU401135 |
| SO1 3JG | Freemantle | 50.920413 | -1.431563 | 440053 | 113593 | SU400135 |
| SO1 3JH | Freemantle | 50.919264 | -1.431876 | 440032 | 113465 | SU400134 |
| SO1 3JJ | Freemantle | 50.919436 | -1.432087 | 440017 | 113484 | SU400134 |
| SO1 3JL | Freemantle | 50.918843 | -1.432337 | 440000 | 113418 | SU399134 |
| SO1 3JN | Freemantle | 50.9198 | -1.433022 | 439951 | 113524 | SU399135 |
| SO1 3JP | Freemantle | 50.919232 | -1.432687 | 439975 | 113461 | SU399134 |
| SO1 3JQ | Freemantle | 50.920563 | -1.434549 | 439843 | 113608 | SU398136 |
| SO1 3JR | Freemantle | 50.919579 | -1.433736 | 439901 | 113499 | SU399134 |
| SO1 3JS | Freemantle | 50.919227 | -1.433484 | 439919 | 113460 | SU399134 |
| SO1 3JT | Freemantle | 50.919968 | -1.434315 | 439860 | 113542 | SU398135 |
| SO1 3JU | Freemantle | 50.918175 | -1.433568 | 439914 | 113343 | SU399133 |
| SO1 3JW | Freemantle | 50.911697 | -1.431115 | 440092 | 112624 | SU400126 |
| SO1 3JX | Freemantle | 50.917193 | -1.433125 | 439946 | 113234 | SU399132 |
| SO1 3JY | Freemantle | 50.917506 | -1.432851 | 439965 | 113269 | SU399132 |
| SO1 3JZ | Freemantle | 50.9171 | -1.432671 | 439978 | 113224 | SU399132 |
| SO1 3LA | Freemantle | 50.91695 | -1.431378 | 440069 | 113208 | SU400132 |
| SO1 3LB | Freemantle | 50.916262 | -1.432268 | 440007 | 113131 | SU400131 |
| SO1 3LD | Freemantle | 50.91574 | -1.432076 | 440021 | 113073 | SU400130 |
| SO1 3LE | Freemantle | 50.916283 | -1.432752 | 439973 | 113133 | SU399131 |
| SO1 3LF | Freemantle | 50.9157 | -1.433257 | 439938 | 113068 | SU399130 |
| SO1 3LG | Freemantle | 50.915962 | -1.433325 | 439933 | 113097 | SU399130 |
| SO1 3LH | Freemantle | 50.916232 | -1.433549 | 439917 | 113127 | SU399131 |
| SO1 3LJ | Freemantle | 50.916135 | -1.433934 | 439890 | 113116 | SU398131 |
| SO1 3LL | Freemantle | 50.916482 | -1.435011 | 439814 | 113154 | SU398131 |
| SO1 3LN | Freemantle | 50.916734 | -1.435008 | 439814 | 113182 | SU398131 |
| SO1 3LP | Freemantle | 50.916547 | -1.433503 | 439920 | 113162 | SU399131 |
| SO1 3LQ | Freemantle | 50.920611 | -1.431589 | 440051 | 113615 | SU400136 |
| SO1 3LR | Freemantle | 50.92091 | -1.43197 | 440024 | 113648 | SU400136 |
| SO1 3LS | Shirley | 50.921033 | -1.431428 | 440062 | 113662 | SU400136 |
| SO1 3LT | Freemantle | 50.920265 | -1.432433 | 439992 | 113576 | SU399135 |
| SO1 3LU | Freemantle | 50.920473 | -1.432687 | 439974 | 113599 | SU399135 |
| SO1 3LW | Freemantle | 50.92062 | -1.433481 | 439918 | 113615 | SU399136 |
| SO1 3LX | Freemantle | 50.921015 | -1.43332 | 439929 | 113659 | SU399136 |
| SO1 3LY | Freemantle | 50.92125 | -1.433559 | 439912 | 113685 | SU399136 |
| SO1 3LZ | Freemantle | 50.921186 | -1.435054 | 439807 | 113677 | SU398136 |
| SO1 3NA | Freemantle | 50.921717 | -1.43519 | 439797 | 113736 | SU397137 |
| SO1 3NB | Millbrook | 50.919653 | -1.439867 | 439470 | 113504 | SU394135 |
| SO1 3ND | Freemantle | 50.921623 | -1.434465 | 439848 | 113726 | SU398137 |
| SO1 3NE | Freemantle | 50.922358 | -1.433958 | 439883 | 113808 | SU398138 |
| SO1 3NF | Freemantle | 50.921933 | -1.43338 | 439924 | 113761 | SU399137 |
| SO1 3NG | Freemantle | 50.921543 | -1.432802 | 439965 | 113718 | SU399137 |
| SO1 3NH | Freemantle | 50.921128 | -1.432366 | 439996 | 113672 | SU399136 |
| SO1 3NJ | Shirley | 50.921457 | -1.43175 | 440039 | 113709 | SU400137 |
| SO1 3NL | Shirley | 50.921739 | -1.432358 | 439996 | 113740 | SU399137 |
| SO1 3NN | Shirley | 50.922092 | -1.432781 | 439966 | 113779 | SU399137 |
| SO1 3NP | Shirley | 50.922617 | -1.433543 | 439912 | 113837 | SU399138 |
| SO1 3NQ | Millbrook | 50.922667 | -1.434666 | 439833 | 113842 | SU398138 |
| SO1 3NR | Freemantle | 50.922119 | -1.434658 | 439834 | 113781 | SU398137 |
| SO1 3NS | Millbrook | 50.92223 | -1.435383 | 439783 | 113793 | SU397137 |
| SO1 3NT | Millbrook | 50.921303 | -1.437044 | 439667 | 113689 | SU396136 |
| SO1 3NU | Millbrook | 50.920949 | -1.438215 | 439585 | 113649 | SU395136 |
| SO1 3NW | Millbrook | 50.920919 | -1.437632 | 439626 | 113646 | SU396136 |
| SO1 3NX | Millbrook | 50.920436 | -1.438207 | 439586 | 113592 | SU395135 |
| SO1 3NY | Millbrook | 50.920539 | -1.437025 | 439669 | 113604 | SU396136 |
| SO1 3NZ | Millbrook | 50.9186 | -1.439595 | 439490 | 113387 | SU394133 |
| SO1 3PA | Freemantle | 50.918521 | -1.438244 | 439585 | 113379 | SU395133 |
| SO1 3PB | Millbrook | 50.918071 | -1.440056 | 439458 | 113328 | SU394133 |
| SO1 3PD | Millbrook | 50.917584 | -1.439792 | 439477 | 113274 | SU394132 |
| SO1 3PE | Millbrook | 50.917454 | -1.440789 | 439407 | 113259 | SU394132 |
| SO1 3PF | Millbrook | 50.916436 | -1.442125 | 439314 | 113145 | SU393131 |
| SO1 3PG | Millbrook | 50.916057 | -1.441859 | 439333 | 113103 | SU393131 |
| SO1 3PH | Millbrook | 50.914527 | -1.44347 | 439221 | 112932 | SU392129 |
| SO1 3PJ | Millbrook | 50.914646 | -1.442046 | 439321 | 112946 | SU393129 |
| SO1 3PL | Millbrook | 50.914479 | -1.442873 | 439263 | 112927 | SU392129 |
| SO1 3PN | Millbrook | 50.913876 | -1.442895 | 439262 | 112860 | SU392128 |
| SO1 3PP | Millbrook | 50.913963 | -1.44214 | 439315 | 112870 | SU393128 |
| SO1 3PQ | Millbrook | 50.919606 | -1.439426 | 439501 | 113499 | SU395134 |
| SO1 3PR | Freemantle | 50.918223 | -1.434265 | 439865 | 113348 | SU398133 |
| SO1 3PS | Freemantle | 50.918695 | -1.43507 | 439808 | 113400 | SU398134 |
| SO1 3PT | Freemantle | 50.919666 | -1.43503 | 439810 | 113508 | SU398135 |
| SO1 3PU | Freemantle | 50.918698 | -1.435838 | 439754 | 113400 | SU397134 |