# WD18

6 sectors, 719 postcodes

- **Part of:** [WD](https://openpostcodes.uk/WD)
- **Local authorities:** Watford, Three Rivers

## Sectors

| Sector | Postcodes | Local authority |
|---|---|---|
| [WD18 0](https://openpostcodes.uk/WD18%200) | 204 | Watford |
| [WD18 1](https://openpostcodes.uk/WD18%201) | 93 | Watford |
| [WD18 6](https://openpostcodes.uk/WD18%206) | 103 | Watford |
| [WD18 7](https://openpostcodes.uk/WD18%207) | 210 | Watford |
| [WD18 8](https://openpostcodes.uk/WD18%208) | 66 | Watford |
| [WD18 9](https://openpostcodes.uk/WD18%209) | 43 | Three Rivers |