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 | 50.909532 | -1.416926 | 441091 | 112391 | SU410123 |
| SO1 3GX | Freemantle | 50.916952 | -1.430021 | 440164 | 113209 | SU401132 |
| SO1 3GY | Freemantle | 50.917812 | -1.431177 | 440082 | 113304 | SU400133 |
| SO1 3GZ | Freemantle | 50.917886 | -1.431674 | 440047 | 113312 | SU400133 |
| SO1 3HA | Freemantle | 50.91822 | -1.431883 | 440032 | 113349 | SU400133 |
| SO1 3HB | Freemantle | 50.91849 | -1.431937 | 440028 | 113379 | SU400133 |
| SO1 3HD | Freemantle | 50.91745 | -1.428848 | 440246 | 113265 | SU402132 |
| SO1 3HE | Freemantle | 50.917834 | -1.430095 | 440158 | 113307 | SU401133 |
| SO1 3HF | Freemantle | 50.918202 | -1.430034 | 440162 | 113348 | SU401133 |
| SO1 3HG | Freemantle | 50.910157 | -1.423333 | 440640 | 112457 | SU406124 |
| SO1 3HH | Freemantle | 50.917032 | -1.428 | 440306 | 113219 | SU403132 |
| SO1 3HJ | Freemantle | 50.917417 | -1.427526 | 440339 | 113262 | SU403132 |
| SO1 3HL | Freemantle | 50.916792 | -1.426694 | 440398 | 113193 | SU403131 |
| SO1 3HN | Freemantle | 50.916452 | -1.427139 | 440367 | 113155 | SU403131 |
| SO1 3HP | Freemantle | 50.91595 | -1.425609 | 440475 | 113100 | SU404130 |
| SO1 3HQ | Freemantle | 50.914765 | -1.42588 | 440457 | 112968 | SU404129 |
| SO1 3HR | Freemantle | 50.915136 | -1.424552 | 440550 | 113010 | SU405130 |
| SO1 3HS | Freemantle | 50.916352 | -1.425035 | 440515 | 113145 | SU405131 |
| SO1 3HT | Freemantle | 50.91677 | -1.425812 | 440460 | 113191 | SU404131 |
| SO1 3HU | Freemantle | 50.917177 | -1.426447 | 440415 | 113236 | SU404132 |
| SO1 3HW | Shirley | 50.917748 | -1.42718 | 440363 | 113299 | SU403132 |
| SO1 3HX | Shirley | 50.918353 | -1.42777 | 440321 | 113366 | SU403133 |
| SO1 3HY | Freemantle | 50.917942 | -1.42833 | 440282 | 113320 | SU402133 |
| SO1 3HZ | Freemantle | 50.918025 | -1.428813 | 440248 | 113329 | SU402133 |
| SO1 3JA | Freemantle | 50.918424 | -1.429334 | 440211 | 113373 | SU402133 |
| SO1 3JB | Freemantle | 50.918233 | -1.429066 | 440230 | 113352 | SU402133 |
| SO1 3JD | Shirley | 50.91944 | -1.429336 | 440210 | 113486 | SU402134 |
| SO1 3JE | Shirley | 50.920659 | -1.430431 | 440132 | 113621 | SU401136 |
| SO1 3JF | Shirley | 50.920417 | -1.43069 | 440114 | 113594 | SU401135 |
| SO1 3JG | Freemantle | 50.920422 | -1.431572 | 440052 | 113594 | SU400135 |
| SO1 3JH | Freemantle | 50.919272 | -1.431885 | 440031 | 113466 | SU400134 |
| SO1 3JJ | Freemantle | 50.919444 | -1.432096 | 440016 | 113485 | SU400134 |
| SO1 3JL | Freemantle | 50.918852 | -1.432345 | 439999 | 113419 | SU399134 |
| SO1 3JN | Freemantle | 50.919808 | -1.43303 | 439950 | 113525 | SU399135 |
| SO1 3JP | Freemantle | 50.91924 | -1.432696 | 439974 | 113462 | SU399134 |
| SO1 3JQ | Freemantle | 50.920571 | -1.434558 | 439842 | 113609 | SU398136 |
| SO1 3JR | Freemantle | 50.919587 | -1.433744 | 439900 | 113500 | SU399134 |
| SO1 3JS | Freemantle | 50.919235 | -1.433493 | 439918 | 113461 | SU399134 |
| SO1 3JT | Freemantle | 50.919977 | -1.434323 | 439859 | 113543 | SU398135 |
| SO1 3JU | Freemantle | 50.918183 | -1.433576 | 439913 | 113344 | SU399133 |
| SO1 3JW | Freemantle | 50.911706 | -1.431123 | 440091 | 112625 | SU400126 |
| SO1 3JX | Freemantle | 50.917201 | -1.433133 | 439945 | 113235 | SU399132 |
| SO1 3JY | Freemantle | 50.917514 | -1.432859 | 439964 | 113270 | SU399132 |
| SO1 3JZ | Freemantle | 50.917109 | -1.432679 | 439977 | 113225 | SU399132 |
| SO1 3LA | Freemantle | 50.916959 | -1.431386 | 440068 | 113209 | SU400132 |
| SO1 3LB | Freemantle | 50.916271 | -1.432277 | 440006 | 113132 | SU400131 |
| SO1 3LD | Freemantle | 50.915748 | -1.432084 | 440020 | 113074 | SU400130 |
| SO1 3LE | Freemantle | 50.916291 | -1.43276 | 439972 | 113134 | SU399131 |
| SO1 3LF | Freemantle | 50.915709 | -1.433265 | 439937 | 113069 | SU399130 |
| SO1 3LG | Freemantle | 50.91597 | -1.433333 | 439932 | 113098 | SU399130 |
| SO1 3LH | Freemantle | 50.916241 | -1.433557 | 439916 | 113128 | SU399131 |
| SO1 3LJ | Freemantle | 50.916144 | -1.433943 | 439889 | 113117 | SU398131 |
| SO1 3LL | Freemantle | 50.916491 | -1.43502 | 439813 | 113155 | SU398131 |
| SO1 3LN | Freemantle | 50.916743 | -1.435016 | 439813 | 113183 | SU398131 |
| SO1 3LP | Freemantle | 50.916555 | -1.433511 | 439919 | 113163 | SU399131 |
| SO1 3LQ | Freemantle | 50.92062 | -1.431598 | 440050 | 113616 | SU400136 |
| SO1 3LR | Freemantle | 50.920918 | -1.431978 | 440023 | 113649 | SU400136 |
| SO1 3LS | Shirley | 50.921042 | -1.431436 | 440061 | 113663 | SU400136 |
| SO1 3LT | Freemantle | 50.920273 | -1.432441 | 439991 | 113577 | SU399135 |
| SO1 3LU | Freemantle | 50.920481 | -1.432695 | 439973 | 113600 | SU399135 |
| SO1 3LW | Freemantle | 50.920629 | -1.43349 | 439917 | 113616 | SU399136 |
| SO1 3LX | Freemantle | 50.921024 | -1.433329 | 439928 | 113660 | SU399136 |
| SO1 3LY | Freemantle | 50.921259 | -1.433568 | 439911 | 113686 | SU399136 |
| SO1 3LZ | Freemantle | 50.921194 | -1.435062 | 439806 | 113678 | SU398136 |
| SO1 3NA | Freemantle | 50.921725 | -1.435198 | 439796 | 113737 | SU397137 |
| SO1 3NB | Millbrook | 50.919662 | -1.439875 | 439469 | 113505 | SU394135 |
| SO1 3ND | Freemantle | 50.921632 | -1.434474 | 439847 | 113727 | SU398137 |
| SO1 3NE | Freemantle | 50.922367 | -1.433967 | 439882 | 113809 | SU398138 |
| SO1 3NF | Freemantle | 50.921941 | -1.433389 | 439923 | 113762 | SU399137 |
| SO1 3NG | Freemantle | 50.921552 | -1.43281 | 439964 | 113719 | SU399137 |
| SO1 3NH | Freemantle | 50.921136 | -1.432374 | 439995 | 113673 | SU399136 |
| SO1 3NJ | Shirley | 50.921466 | -1.431758 | 440038 | 113710 | SU400137 |
| SO1 3NL | Shirley | 50.921748 | -1.432367 | 439995 | 113741 | SU399137 |
| SO1 3NN | Shirley | 50.9221 | -1.432789 | 439965 | 113780 | SU399137 |
| SO1 3NP | Shirley | 50.922626 | -1.433551 | 439911 | 113838 | SU399138 |
| SO1 3NQ | Millbrook | 50.922676 | -1.434674 | 439832 | 113843 | SU398138 |
| SO1 3NR | Freemantle | 50.922127 | -1.434667 | 439833 | 113782 | SU398137 |
| SO1 3NS | Millbrook | 50.922239 | -1.435391 | 439782 | 113794 | SU397137 |
| SO1 3NT | Millbrook | 50.921312 | -1.437053 | 439666 | 113690 | SU396136 |
| SO1 3NU | Millbrook | 50.920958 | -1.438223 | 439584 | 113650 | SU395136 |
| SO1 3NW | Millbrook | 50.920928 | -1.43764 | 439625 | 113647 | SU396136 |
| SO1 3NX | Millbrook | 50.920445 | -1.438215 | 439585 | 113593 | SU395135 |
| SO1 3NY | Millbrook | 50.920547 | -1.437033 | 439668 | 113605 | SU396136 |
| SO1 3NZ | Millbrook | 50.918608 | -1.439603 | 439489 | 113388 | SU394133 |
| SO1 3PA | Freemantle | 50.91853 | -1.438253 | 439584 | 113380 | SU395133 |
| SO1 3PB | Millbrook | 50.91808 | -1.440065 | 439457 | 113329 | SU394133 |
| SO1 3PD | Millbrook | 50.917593 | -1.4398 | 439476 | 113275 | SU394132 |
| SO1 3PE | Millbrook | 50.917463 | -1.440798 | 439406 | 113260 | SU394132 |
| SO1 3PF | Millbrook | 50.916444 | -1.442133 | 439313 | 113146 | SU393131 |
| SO1 3PG | Millbrook | 50.916065 | -1.441867 | 439332 | 113104 | SU393131 |
| SO1 3PH | Millbrook | 50.914535 | -1.443478 | 439220 | 112933 | SU392129 |
| SO1 3PJ | Millbrook | 50.914654 | -1.442055 | 439320 | 112947 | SU393129 |
| SO1 3PL | Millbrook | 50.914487 | -1.442882 | 439262 | 112928 | SU392129 |
| SO1 3PN | Millbrook | 50.913885 | -1.442903 | 439261 | 112861 | SU392128 |
| SO1 3PP | Millbrook | 50.913971 | -1.442148 | 439314 | 112871 | SU393128 |
| SO1 3PQ | Millbrook | 50.919614 | -1.439435 | 439500 | 113500 | SU394134 |
| SO1 3PR | Freemantle | 50.918232 | -1.434273 | 439864 | 113349 | SU398133 |
| SO1 3PS | Freemantle | 50.918703 | -1.435078 | 439807 | 113401 | SU398134 |
| SO1 3PT | Freemantle | 50.919674 | -1.435038 | 439809 | 113509 | SU398135 |
| SO1 3PU | Freemantle | 50.918707 | -1.435846 | 439753 | 113401 | SU397134 |