From Central, South Glamorgan to all cities in Dyfed starting with letter A
- Aber, South Glamorgan
- Aber Arad, South Glamorgan
- Aber banc, South Glamorgan
- Aber Giâr, South Glamorgan
- Aberaeron, South Glamorgan
- Aberarth, South Glamorgan
- Abercastle, South Glamorgan
- Abercych, South Glamorgan
- Abereiddy, South Glamorgan
- Aberffrwd, South Glamorgan
- Abergorlech, South Glamorgan
- Abergwili, South Glamorgan
- Aberlerry, South Glamorgan
- Abermagwr, South Glamorgan
- Abermeurig, South Glamorgan
- Abernant, South Glamorgan
- Aberporth, South Glamorgan
- Aberystwyth, South Glamorgan
- Achddu, South Glamorgan
- Adpar, South Glamorgan
- Albert Town, South Glamorgan
- Albro Castle, South Glamorgan
- Allt, South Glamorgan
- Alltwalis, South Glamorgan
- Alltyblaca, South Glamorgan
- Ambleston, South Glamorgan
- Ammanford, South Glamorgan
- Amroth, South Glamorgan
- Angle, South Glamorgan
- Ashfield, South Glamorgan