From Trewornan, Cornwall to all cities in Northamptonshire starting with letter A
- Abington, Cornwall
- Abington Vale, Cornwall
- Abthorpe, Cornwall
- Achurch, Cornwall
- Adstone, Cornwall
- Alderton, Cornwall
- Aldwincle, Cornwall
- Apethorpe, Cornwall
- Appletree, Cornwall
- Armston, Cornwall
- Arthingworth, Cornwall
- Ashby St Ledgers, Cornwall
- Ashley, Cornwall
- Ashton, Cornwall
- Ashton, Cornwall
- Astcote, Cornwall
- Aston le Walls, Cornwall
- Astrop, Cornwall
- Aynho, Cornwall