From Trewornan, Cornwall to all cities in Powys starting with letter A
- Abbeycwmhir, Cornwall
- Aber, Cornwall
- Aber Rhaeadr, Cornwall
- Aber Village, Cornwall
- Aberbechan, Cornwall
- Aberbran, Cornwall
- Abercegir, Cornwall
- Abercrave, Cornwall
- Aberedw, Cornwall
- Abergwesyn, Cornwall
- Aberhafesp, Cornwall
- Aberhosan, Cornwall
- Abermule, Cornwall
- Abertridwr, Cornwall
- Aberyscir, Cornwall
- Adfa, Cornwall
- Aithnen, Cornwall
- Alltmawr, Cornwall
- Alport, Cornwall
- Appletree, Cornwall
- Arddleen, Cornwall