| Howard to Carterton | 3,778.25 mi (6,080.50 km) |
| Howard to Castle Bromwich | 3,745.98 mi (6,028.57 km) |
| Howard to Castleford | 3,721.65 mi (5,989.42 km) |
| Howard to Castleton | 3,696.18 mi (5,948.43 km) |
| Howard to Caterham | 3,850.98 mi (6,197.56 km) |
| Howard to Catford | 3,847.47 mi (6,191.90 km) |
| Howard to Caversham | 3,811.27 mi (6,133.64 km) |
| Howard to Chaddesden | 3,744.58 mi (6,026.33 km) |
| Howard to Chalfont Saint Peter | 3,821.96 mi (6,150.85 km) |
| Howard to Chandlers Ford | 3,812.69 mi (6,135.93 km) |
| Howard to Chapel en le Frith | 3,714.23 mi (5,977.48 km) |
| Howard to Chapeltown | 3,726.01 mi (5,996.44 km) |
| Howard to Chard | 3,756.65 mi (6,045.74 km) |
| Howard to Charlton Kings | 3,757.12 mi (6,046.50 km) |
| Howard to Chatham | 3,870.17 mi (6,228.43 km) |
