Sectors in CH66
| Sector | Main place | Postcodes |
|---|---|---|
| CH66 0 | Ledsham | 6 |
| CH66 1 | Ellesmere Port | 199 |
| CH66 2 | Ellesmere Port | 289 |
| CH66 3 | Ellesmere Port | 148 |
| CH66 4 | Ellesmere Port | 258 |
| CH66 5 | Childer Thornton | 42 |
| CH66 6 | Hooton | 8 |
| CH66 7 | Hooton | 35 |
| CH66 8 | — | 8 |
| CH66 9 | Ledsham | 4 |
Places covered by CH66
- Ellesmere Port Cheshire West and Chester · 885
- Hooton Cheshire West and Chester · 49
- Childer Thornton Cheshire West and Chester · 28
- Ledsham Cheshire West and Chester · 7