| Country | England |
|---|---|
| UK region | South West |
| Postcode area | SN |
| Unitary Authority | Wiltshire |
Alton postcode districts
Alton has 2 postcode districts
| Country | England |
|---|---|
| UK region | South West |
| Postcode area | SN |
| Unitary Authority | Wiltshire |
Alton has 2 postcode districts