From Trewornan, Cornwall to all cities in Oxfordshire starting with letter A
- Abingdon on Thames, Cornwall
- Adderbury, Cornwall
- Adwell, Cornwall
- Albury, Cornwall
- Alkerton, Cornwall
- Alvescot, Cornwall
- Ambrosden, Cornwall
- Appleford, Cornwall
- Appleton, Cornwall
- Ardington, Cornwall
- Ardington Wick, Cornwall
- Ardley, Cornwall
- Ascott d Oyley, Cornwall
- Ascott Earl, Cornwall
- Ascott under Wychwood, Cornwall
- Ashbury, Cornwall
- Asthall, Cornwall
- Asthall Leigh, Cornwall
- Aston, Cornwall
- Aston Rowant, Cornwall
- Aston Tirrold, Cornwall
- Aston Upthorpe, Cornwall