# SL3

6 sectors, 1,075 postcodes

- **Part of:** [SL](https://openpostcodes.uk/SL)
- **Local authorities:** Slough, Windsor and Maidenhead, Buckinghamshire

## Sectors

| Sector | Postcodes | Local authority |
|---|---|---|
| [SL3 0](https://openpostcodes.uk/SL3%200) | 162 | Slough |
| [SL3 3](https://openpostcodes.uk/SL3%203) | 12 | Slough |
| [SL3 6](https://openpostcodes.uk/SL3%206) | 140 | Buckinghamshire |
| [SL3 7](https://openpostcodes.uk/SL3%207) | 297 | Slough |
| [SL3 8](https://openpostcodes.uk/SL3%208) | 293 | Slough |
| [SL3 9](https://openpostcodes.uk/SL3%209) | 171 | Windsor and Maidenhead |