| Place | Postal Code |
|---|---|
| Basildon, East of England) | SS13, SS14, SS15, SS16 |
| Billericay, East of England) | CM11, CM12 |
| Bowers Gifford, East of England) | SS13 |
| Burnt Mills Industrial Estate, East of England) | SS13 |
| Crays Hill, East of England) | CM11 |
| Dunton, East of England) | CM13 |
| Hayes Country Park, East of England) | SS11 |
| Laindon, East of England) | SS15 |
| Langdon Hills, East of England) | SS16 |
| Little Burstead, East of England) | CM12 |
| North Benfleet, East of England) | SS12 |
| Pitsea, East of England) | SS13, SS16 |
| Ramsden Bellhouse, East of England) | CM11 |
| Postal Codes in Essex | |
|---|---|
| Basildon | |
| Braintree | |
| Brentwood | |
| Castle Point | |
| Chelmsford | |
| Colchester | |
| Epping Forest | |
| Harlow | |
| Maldon | |
| Rochford | |
| Tendring | |
| Uttlesford | |