SW
28 districts, 20,103 postcodes
Wandsworth, Lambeth, Kensington and Chelsea, Westminster, Merton, Hammersmith and Fulham, and others
| District | Postcodes | Local authority |
|---|---|---|
| SW10 | 468 | Kensington and Chelsea |
| SW11 | 1,523 | Wandsworth |
| SW12 | 593 | Wandsworth |
| SW13 | 373 | Richmond upon Thames |
| SW14 | 367 | Richmond upon Thames |
| SW15 | 1,224 | Wandsworth |
| SW16 | 1,357 | Lambeth |
| SW17 | 999 | Wandsworth |
| SW18 | 1,239 | Wandsworth |
| SW19 | 1,657 | Merton |
| SW1A | 145 | Westminster |
| SW1E | 88 | Westminster |
| SW1H | 91 | Westminster |
| SW1P | 748 | Westminster |
| SW1V | 573 | Westminster |
| SW1W | 343 | Westminster |
| SW1X | 403 | Westminster |
| SW1Y | 183 | Westminster |
| SW2 | 1,036 | Lambeth |
| SW20 | 572 | Merton |
| SW3 | 867 | Kensington and Chelsea |
| SW4 | 929 | Lambeth |
| SW5 | 305 | Kensington and Chelsea |
| SW6 | 1,511 | Hammersmith and Fulham |
| SW7 | 639 | Kensington and Chelsea |
| SW8 | 856 | Lambeth |
| SW9 | 970 | Lambeth |
| SW95 | 44 | Wandsworth |