Ystradgynlais is located in the county of Powys, Wales, six miles north-east of the town of Pontardawe, 13 miles north-east of the major city of Swansea, 32 miles north-west of Cardiff, and 157 miles west of London. Ystradgynlais lies roughly one mile north-east of the West Glamorgan border, and was historically in the county of Brecknockshire. Ystradgynlais falls within the unitary authority of Powys - Powys. It is in the SA9 postcode district. The post town for Ystradgynlais is Swansea.
Ystradgynlais is in the ceremonial county of Powys, the historic county of Brecknockshire, and the administrative county of Powys - Powys.
Ceremonial County | Powys |
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Historic County | Brecknockshire |
Administrative County | Powys - Powys |
Ystradgynlais is situated towards the southernmost extremity of Powys, and towards the westernmost extremity of Powys.
The nearest postcode to the centre of Ystradgynlais is SA9 1NS.
Ystradgynlais is situated towards the southernmost extremity of the SA9 postcode district, and roughly centrally between the easternmost and westernmost extremities of the SA9 postcode district.
The post town for Ystradgynlais is Swansea. Ystradgynlais is in the SA9 postcode district, which corresponds to the post town of Swansea.
The centre of Ystradgynlais is located at position 51.77754° latitude and -3.75842° longitude.
Latitude | 51.77754° |
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Longitude | -3.75842° |
The centre of Ystradgynlais is located at the grid reference easting 278784 and northing 210226 within the British National Grid (OSGB36) system.
Easting | 278784 |
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Northing | 210226 |
Position of Ystradgynlais relative to nearby towns. Distance is measured from the centre of Ystradgynlais to the centre of the town.
Position of Ystradgynlais relative to nearby cities. Distance is measured from the centre of Ystradgynlais to the centre of the city.