| Williamsport to Carterton | 3,496.21 mi (5,626.61 km) |
| Williamsport to Castle Bromwich | 3,471.38 mi (5,586.65 km) |
| Williamsport to Castleford | 3,461.60 mi (5,570.91 km) |
| Williamsport to Castleton | 3,432.44 mi (5,523.98 km) |
| Williamsport to Caterham | 3,568.52 mi (5,742.99 km) |
| Williamsport to Catford | 3,566.92 mi (5,740.40 km) |
| Williamsport to Caversham | 3,528.00 mi (5,677.76 km) |
| Williamsport to Chaddesden | 3,475.64 mi (5,593.50 km) |
| Williamsport to Chalfont Saint Peter | 3,541.45 mi (5,699.41 km) |
| Williamsport to Chandlers Ford | 3,523.09 mi (5,669.86 km) |
| Williamsport to Chapel en le Frith | 3,448.22 mi (5,549.38 km) |
| Williamsport to Chapeltown | 3,462.83 mi (5,572.89 km) |
| Williamsport to Chard | 3,461.04 mi (5,570.00 km) |
| Williamsport to Charlton Kings | 3,475.10 mi (5,592.63 km) |
| Williamsport to Chatham | 3,590.54 mi (5,778.41 km) |
