Porton is located in the county of Wiltshire, South West England, four miles south-east of the town of Amesbury, 21 miles north-west of the major city of Southampton, 67 miles east of Cardiff, and 74 miles west of London. Porton lies three miles west of the Hampshire border. Porton falls within the unitary authority of Wiltshire. It is in the SP4 postcode district. The post town for Porton is Salisbury.
Porton is in the ceremonial county of Wiltshire, the historic county of Wiltshire, and the administrative county of Wiltshire.
Ceremonial County | Wiltshire |
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Historic County | Wiltshire |
Administrative County | Wiltshire |
Porton is situated towards the southernmost extremity of Wiltshire, and towards the easternmost extremity of Wiltshire.
The nearest postcode to the centre of Porton is SP4 0NE.
Porton is situated towards the southernmost extremity of the SP4 postcode district, and roughly centrally between the easternmost and westernmost extremities of the SP4 postcode district.
The post town for Porton is Salisbury. Porton is in the SP4 postcode district, which corresponds to the post town of Salisbury.
The centre of Porton is located at position 51.12849° latitude and -1.73218° longitude.
Latitude | 51.12849° |
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Longitude | -1.73218° |
The centre of Porton is located at the grid reference easting 418838 and northing 136613 within the British National Grid (OSGB36) system.
Easting | 418838 |
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Northing | 136613 |
Position of Porton relative to nearby towns. Distance is measured from the centre of Porton to the centre of the town.
Position of Porton relative to nearby cities. Distance is measured from the centre of Porton to the centre of the city.