| Harrow Weald to Carterton | 54.66 mi (87.97 km) |
| Harrow Weald to Castle Bromwich | 87.48 mi (140.78 km) |
| Harrow Weald to Castleford | 152.02 mi (244.65 km) |
| Harrow Weald to Castleton | 157.38 mi (253.27 km) |
| Harrow Weald to Caterham | 24.96 mi (40.17 km) |
| Harrow Weald to Catford | 17.54 mi (28.23 km) |
| Harrow Weald to Caversham | 28.85 mi (46.42 km) |
| Harrow Weald to Chaddesden | 102.74 mi (165.34 km) |
| Harrow Weald to Chalfont Saint Peter | 9.31 mi (14.99 km) |
| Harrow Weald to Chandlers Ford | 62.09 mi (99.92 km) |
| Harrow Weald to Chapel en le Frith | 136.02 mi (218.90 km) |
| Harrow Weald to Chapeltown | 136.83 mi (220.21 km) |
| Harrow Weald to Chard | 124.07 mi (199.66 km) |
| Harrow Weald to Charlton Kings | 75.41 mi (121.37 km) |
| Harrow Weald to Chatham | 40.34 mi (64.92 km) |
