| Locality | Postal Code |
|---|---|
| Postal/ZIP Codes in Bryher | TR23 0PR |
| Postal/ZIP Codes in Garrison | TR21 0LS |
| Postal/ZIP Codes in Higher Town | TR25 0QL |
| Postal/ZIP Codes in Holy Vale | TR21 0NT |
| Postal/ZIP Codes in Little Porth | TR21 0JG |
| Postal/ZIP Codes in Lower Town | TR25 0QW |
| Postal/ZIP Codes in Maypole | TR21 0NU |
| Postal/ZIP Codes in Middle Town | TR25 0QN |
| Postal/ZIP Codes in Old Town | TR21 |
| Postal/ZIP Codes in Pelistry | TR21 0NX |
| Postal/ZIP Codes in Porth Mellon | TR21 0JY |
| Postal/ZIP Codes in Porthcressa | TR21 0JQ |
| Postal/ZIP Codes in Rams Valley | TR21 0JX |
| Postal/ZIP Codes in Saint Agnes | TR22 0PL |
| Postal/ZIP Codes in Saint Mary's | TR21 |
| Postal/ZIP Codes in Sally Port | TR21 0JE |
| Postal/ZIP Codes in Tresco | TR24 |