Dorset

Dorset was a county of England.

Madge Arwell's Uncle Digby owned a large country estate in Dorset. In 1941, her children, Cyril and Lily Arwell, and she were evacuated from London to the Dorset estate. (TV: The Doctor, the Widow and the Wardrobe)

In 1963, Ian Chesterton visited a holiday resort in Dorset. (PROSE: The Splintered Gate)

The village of Turelhampton was located in Dorset. (PROSE: The Shadow in the Glass)

Real World Locations
Though it's possible that the following locations don't exist in the same geographic space in the Doctor Who universe, such cases are few and far between. Therefore, the following towns and cities are probably located within the county of Dorset. {|
 * Beaminster||Blandford Forum||Bournemouth||Bridport||Chickerell||Christchurch||Dorchester||Ferndown||Gillingham||Lyme Regis||Poole||Portland||Shaftesbury||Sherborne||Stalbridge||Sturminster Newton||Swanage||Upton||Verwood||Wareham||Weymouth||Wimborne Minster