SA3 grid reference
SA3 is a postcode district covering parts of Swansea, with 6 postcode sectors and 727 postcodes. Its centre point is at grid reference SS 578 889. The nearest summit we list is Mynydd Dinas (258 m), 18.4 km to the east.
Grid reference
SS 578 889
- 6-figure
- SS 578 889
- 8-figure
- SS 5788 8891
- 10-figure
- SS 57884 88910
- Lat/long
- 51.581081, -4.052481
- Lat/long (DMS)
- 51° 34′ 51.9″ N 004° 03′ 08.9″ W
- Eastings, northings
- 257884, 188910
- Postcodes
- 727
Map of SA3
Map loads here
This is the centre point of the SA3 district, worked out as the average position of all its postcodes. For an exact address, enter the full postcode in the converter.
Postcode sectors in SA3
- SA3 1119 postcodes
- SA3 261 postcodes
- SA3 388 postcodes
- SA3 4242 postcodes
- SA3 5210 postcodes
- SA3 97 postcodes
Nearby postcode districts
Nearby summits
- Mynydd Dinas258 m · 18.4 km east
- Mynydd Drumau272 m · 18.5 km north-east
- Mynydd Sylen284 m · 20.1 km north
- Foel Fynyddau370 m · 20.9 km east
- Mynydd y Betws373 m · 22.3 km north-east