- Coleorton - 1 company
- Coleraine - 7 companies
- Coleshill - 4 companies
- Colindale - 1 company
- Colnbrook - 7 companies
- Colnbrook, Slough - 1 company
- Colne - 14 companies
- Colwick - 1 company
- Colwyn Bay - 5 companies
- Colyton - 1 company
- Combe Martin - 1 company
- Congelton - 1 company
- Congleton - 30 companies
- Coningsby - 1 company
- Coniston - 1 company
- Consett - 19 companies
- Conwy - 8 companies
- Conwy County - 1 company
- Cookham Dean - 1 company
- Cookstown - 8 companies
- Copthorne - 4 companies
- Corby - 56 companies
- Cornwall - 51 companies
- Corsham - 12 companies
- Corwen - 1 company
- Coseley - 1 company
- Cosgrove - 1 company
- Cotgrave - 1 company
- Cottingham - 2 companies
- Coulsdon - 11 companies
- Coundon - 1 company
- Country Durham - 1 company
- County Antrim - 4 companies
- County Armagh - 3 companies
- County Borough of Conwy - 1 company
- County Cork - 1 company
- County Down - 5 companies
- County Durham - 29 companies
- County Meath - 1 company
- County Tyrone - 1 company
- Covent Garden - 3 companies
- Coventry - 261 companies
- Coventy - 1 company
- Cowbridge - 11 companies
- Cowdenbeath - 1 company
Towns 226 to 270 | Page 6 of 8
