Porth Mawr is located in the county of Dyfed, Wales, two miles north-west of the city of St Davids, 61 miles west of the major city of Swansea, 95 miles west of Cardiff, and 223 miles west of London. Porth Mawr was historically in the county of Pembrokeshire. Porth Mawr falls within the unitary authority of Sir Benfro - Pembrokeshire. It is in the SA62 postcode district. The post town for Porth Mawr is Haverfordwest.
Porth Mawr is in the ceremonial county of Dyfed, the historic county of Pembrokeshire, and the administrative county of Sir Benfro - Pembrokeshire.
Ceremonial County | Dyfed |
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Historic County | Pembrokeshire |
Administrative County | Sir Benfro - Pembrokeshire |
Porth Mawr is situated towards the southernmost extremity of Dyfed, and towards the westernmost extremity of Dyfed.
The nearest postcode to the centre of Porth Mawr is SA62 6PS.
Porth Mawr is situated towards the northernmost extremity of the SA62 postcode district, and roughly centrally between the easternmost and westernmost extremities of the SA62 postcode district.
The post town for Porth Mawr is Haverfordwest. Porth Mawr is in the SA62 postcode district, which corresponds to the post town of Haverfordwest.
The centre of Porth Mawr is located at position 51.89769° latitude and -5.29061° longitude.
Latitude | 51.89769° |
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Longitude | -5.29061° |
The centre of Porth Mawr is located at the grid reference easting 173703 and northing 227246 within the British National Grid (OSGB36) system.
Easting | 173703 |
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Northing | 227246 |
Position of Porth Mawr relative to nearby towns. Distance is measured from the centre of Porth Mawr to the centre of the town.
Position of Porth Mawr relative to nearby cities. Distance is measured from the centre of Porth Mawr to the centre of the city.