| Williamstown to Capodrise | 4,473.28 mi (7,199.05 km) |
| Williamstown to Capoterra | 4,298.12 mi (6,917.16 km) |
| Williamstown to Capriolo | 4,126.06 mi (6,640.25 km) |
| Williamstown to Capua | 4,467.45 mi (7,189.66 km) |
| Williamstown to Capurso | 4,588.50 mi (7,384.48 km) |
| Williamstown to Carate Brianza | 4,089.77 mi (6,581.85 km) |
| Williamstown to Caravaggio | 4,118.01 mi (6,627.30 km) |
| Williamstown to Carbonera | 4,224.72 mi (6,799.03 km) |
| Williamstown to Carbonia | 4,277.55 mi (6,884.05 km) |
| Williamstown to Cardito | 4,476.91 mi (7,204.89 km) |
| Williamstown to Carignano | 4,051.08 mi (6,519.59 km) |
| Williamstown to Carini | 4,529.73 mi (7,289.90 km) |
| Williamstown to Carlentini | 4,645.78 mi (7,476.65 km) |
| Williamstown to Carmagnola | 4,054.75 mi (6,525.49 km) |
| Williamstown to Carmiano | 4,664.65 mi (7,507.04 km) |
