From Althorpe, Lincolnshire to all cities in Hertfordshire starting with letter T
- Tea Green, Lincolnshire
- Temple Dinsley, Lincolnshire
- Tewin, Lincolnshire
- Tewin Wood, Lincolnshire
- The Camp, Lincolnshire
- The Flints, Lincolnshire
- The Folly, Lincolnshire
- The Folly, Lincolnshire
- The Frythe, Lincolnshire
- The Node, Lincolnshire
- The Rookery, Lincolnshire
- The Ryde, Lincolnshire
- The Swillett, Lincolnshire
- The Willows, Lincolnshire
- Therfield, Lincolnshire
- Thorley, Lincolnshire
- Thorley Houses, Lincolnshire
- Thorley Street, Lincolnshire
- Thorley Wash, Lincolnshire
- Throcking, Lincolnshire
- Thundridge, Lincolnshire
- Titmore Green, Lincolnshire
- Todds Green, Lincolnshire
- Tolmers, Lincolnshire
- Tonwell, Lincolnshire
- Tower Hill, Lincolnshire
- Townsend, Lincolnshire
- Trims Green, Lincolnshire
- Tring, Lincolnshire
- Tring Wharf, Lincolnshire
- Tringford, Lincolnshire
- Trowley Bottom, Lincolnshire
- Turnford, Lincolnshire
- Two Waters, Lincolnshire
- Tylers Causeway, Lincolnshire
- Tyttenhanger, Lincolnshire