SL6
10 sectors, 2,315 postcodes
Windsor and Maidenhead, Buckinghamshire, Slough
| Sector | Postcodes | Local authority |
|---|---|---|
| SL6 0 | 154 | Buckinghamshire |
| SL6 1 | 240 | Windsor and Maidenhead |
| SL6 2 | 275 | Windsor and Maidenhead |
| SL6 3 | 273 | Windsor and Maidenhead |
| SL6 4 | 213 | Windsor and Maidenhead |
| SL6 5 | 148 | Windsor and Maidenhead |
| SL6 6 | 225 | Windsor and Maidenhead |
| SL6 7 | 254 | Windsor and Maidenhead |
| SL6 8 | 276 | Windsor and Maidenhead |
| SL6 9 | 257 | Windsor and Maidenhead |