Swansea
31 postcode sectors mapped mainly to Swansea. Choose a district or browse the guides below. These are postcode sectors, not named neighbourhood boundaries.
Postcode districts
Area guides
31 sectors
- SA1 2Near Landore
- SA1 5Near Castle
- SA1 6Near Townhill
- SA1 7Near Bon-y-maen
- SA2 0Near Uplands
- SA2 7Near Ilston
- SA2 8Near Sketty
- SA2 9Near Sketty
- SA3 1Near Port Eynon
- SA3 2Near Canisland
- SA3 3Near Murton
- SA3 9Near Bon-y-maen
- SA4 3Near Three Crosses
- SA4 4Near Gorseinon
- SA4 5Near Penllergaer
- SA4 6Near Upper Loughor
- SA4 8Near Pontarddulais
- SA4 9Near Pontlliw
- SA5 4Near Cockett
- SA5 5Near Cockett
- SA5 7Near Llangyfelach
- SA5 8Near Cockett
- SA5 9Near Mynyddbach
- SA6 5Near Clydach
- SA6 6Near Morriston
- SA6 7Near Morriston
- SA6 8Near Morriston
- SA7 0Near Tregof
- SA7 9Near Tregof
- SA80 8Near Bon-y-maen
- SA99 1Near Mynyddbach
Authority grouping uses mapped sector boundaries from the Office for National Statistics, December 2025. It measures boundary area, not the number of addresses or residents. Guide names describe a place near the approximate sector centre.