From Morfa, Gwynedd to all cities in Greater London starting with letter A
- Abbey Wood, Gwynedd
- Acton, Gwynedd
- Acton Green, Gwynedd
- Addington, Gwynedd
- Addiscombe, Gwynedd
- Aldborough Hatch, Gwynedd
- Aldersbrook, Gwynedd
- Aldgate, Gwynedd
- Aldwych, Gwynedd
- Alperton, Gwynedd
- Anerley, Gwynedd
- Angel, Gwynedd
- Aperfield, Gwynedd
- Aperfield, Gwynedd
- Archway, Gwynedd
- Ardleigh Green, Gwynedd
- Arkley, Gwynedd
- Arnos Grove, Gwynedd
- Avery Hill, Gwynedd