| Place | Postal Code |
|---|---|
| Postal/ZIP Codes in Alverstoke, South East England) | PO12 2AT, PO12 3QB |
| Postal/ZIP Codes in Gosport, South East England) | PO12, PO13 |
| Postal/ZIP Codes in Hardway, South East England) | PO12 4LJ |
| Postal/ZIP Codes in Lee-on-the-Solent, South East England) | PO13 |