Sectors in KT23
| Sector | Main place | Postcodes |
|---|---|---|
| KT23 3 | Great Bookham | 176 |
| KT23 4 | Great Bookham | 200 |
Places covered by KT23
- Great Bookham Mole Valley · 300
- Little Bookham Mole Valley · 57
- Fetcham Mole Valley · 10
- Isle of Wight Mole Valley · 1
- Leatherhead Mole Valley · 1