| Didcot to Carterton | 18.35 mi (29.53 km) |
| Didcot to Castle Bromwich | 66.28 mi (106.67 km) |
| Didcot to Castleford | 145.87 mi (234.75 km) |
| Didcot to Castleton | 142.60 mi (229.50 km) |
| Didcot to Caterham | 54.77 mi (88.14 km) |
| Didcot to Catford | 53.62 mi (86.29 km) |
| Didcot to Caversham | 15.00 mi (24.13 km) |
| Didcot to Chaddesden | 91.87 mi (147.84 km) |
| Didcot to Chalfont Saint Peter | 29.39 mi (47.31 km) |
| Didcot to Chandlers Ford | 43.39 mi (69.83 km) |
| Didcot to Chapel en le Frith | 121.93 mi (196.23 km) |
| Didcot to Chapeltown | 128.59 mi (206.94 km) |
| Didcot to Chard | 89.93 mi (144.72 km) |
| Didcot to Charlton Kings | 39.38 mi (63.38 km) |
| Didcot to Chatham | 77.50 mi (124.72 km) |
