From Central, South Glamorgan to all cities in East Riding of Yorkshire starting with letter A
- Adlingfleet, South Glamorgan
- Aike, South Glamorgan
- Airmyn, South Glamorgan
- Aldbrough, South Glamorgan
- Allerthorpe, South Glamorgan
- Anlaby, South Glamorgan
- Anlaby Common, South Glamorgan
- Anlaby Park, South Glamorgan
- Arnold, South Glamorgan
- Arram, South Glamorgan
- Asselby, South Glamorgan
- Atwick, South Glamorgan
- Aughton, South Glamorgan