| Country | England |
|---|---|
| UK region | South West |
| Postcode area | SN |
| Unitary Authority | Swindon |
South Marston postcode districts
South Marston has 1 postcode district
South Marston postcode sectors
South Marston has 1 postcode sector
| Country | England |
|---|---|
| UK region | South West |
| Postcode area | SN |
| Unitary Authority | Swindon |
South Marston has 1 postcode district
South Marston has 1 postcode sector