| Willimantic to Chivasso | 3,853.08 mi (6,200.94 km) |
| Willimantic to Ciampino | 4,173.57 mi (6,716.71 km) |
| Willimantic to Cicciano | 4,289.08 mi (6,902.61 km) |
| Willimantic to Cingoli | 4,144.70 mi (6,670.24 km) |
| Willimantic to Cinisello Balsamo | 3,898.94 mi (6,274.74 km) |
| Willimantic to Cinisi | 4,329.75 mi (6,968.06 km) |
| Willimantic to Cirie | 3,839.26 mi (6,178.69 km) |
| Willimantic to Ciro Marina | 4,464.18 mi (7,184.40 km) |
| Willimantic to Cislago | 3,885.03 mi (6,252.36 km) |
| Willimantic to Cisterna di Latina | 4,191.15 mi (6,745.00 km) |
| Willimantic to Cisternino | 4,424.74 mi (7,120.94 km) |
| Willimantic to Citta di Castello | 4,099.33 mi (6,597.23 km) |
| Willimantic to Citta Sant'Angelo | 4,211.15 mi (6,777.20 km) |
| Willimantic to Cittadella | 4,004.96 mi (6,445.36 km) |
| Willimantic to Cittanova | 4,457.40 mi (7,173.49 km) |
