From Catherine Slack, West Yorkshire to all cities in Derbyshire starting with letter A
- Abney, West Yorkshire
- Aldercar, West Yorkshire
- Alderwasley, West Yorkshire
- Aldwark, West Yorkshire
- Alfreton, West Yorkshire
- Alkmonton, West Yorkshire
- Allenton, West Yorkshire
- Allestree, West Yorkshire
- Alport, West Yorkshire
- Alsop en le Dale, West Yorkshire
- Alton, West Yorkshire
- Alvaston, West Yorkshire
- Ambaston, West Yorkshire
- Ambergate, West Yorkshire
- Annwell Place, West Yorkshire
- Apperknowle, West Yorkshire
- Arkwright Town, West Yorkshire
- Ashbourne, West Yorkshire
- Ashford in the Water, West Yorkshire
- Ashgate, West Yorkshire
- Ashgate, West Yorkshire
- Ashleyhay, West Yorkshire
- Ashopton, West Yorkshire
- Ashover, West Yorkshire
- Ashover Hay, West Yorkshire
- Aston, West Yorkshire
- Aston, West Yorkshire
- Aston Heath, West Yorkshire
- Aston on Trent, West Yorkshire
- Astwith, West Yorkshire
- Atlow, West Yorkshire
- Ault Hucknall, West Yorkshire