Sectors in SS7
| Sector | Main place | Postcodes |
|---|---|---|
| SS7 1 | South Benfleet | 226 |
| SS7 2 | Hadleigh | 215 |
| SS7 3 | Thundersley | 268 |
| SS7 4 | Thundersley | 160 |
| SS7 5 | South Benfleet | 235 |
| SS7 9 | Thundersley | 16 |
Places covered by SS7
- Thundersley Castle Point · 509
- South Benfleet Castle Point · 354
- Hadleigh Castle Point · 174
- Daws Heath Castle Point · 24
- Tarpots Castle Point · 22
- Rayleigh Rochford · 7
- Leigh-on-Sea Southend-on-Sea · 6