| Willimantic to Castrovillari | 4,405.94 mi (7,090.68 km) |
| Willimantic to Catania | 4,445.68 mi (7,154.63 km) |
| Willimantic to Catanzaro | 4,459.07 mi (7,176.17 km) |
| Willimantic to Cattolica | 4,102.84 mi (6,602.88 km) |
| Willimantic to Cava de' Tirreni | 4,306.35 mi (6,930.40 km) |
| Willimantic to Cavallino | 4,474.23 mi (7,200.57 km) |
| Willimantic to Cavarzere | 4,034.84 mi (6,493.45 km) |
| Willimantic to Cave | 4,187.63 mi (6,739.34 km) |
| Willimantic to Cavriago | 3,983.26 mi (6,410.44 km) |
| Willimantic to Cavriglia | 4,064.40 mi (6,541.02 km) |
| Willimantic to Cazzago San Martino | 3,932.53 mi (6,328.80 km) |
| Willimantic to Ceccano | 4,214.26 mi (6,782.19 km) |
| Willimantic to Cecina | 4,029.10 mi (6,484.22 km) |
| Willimantic to Cefalu | 4,376.46 mi (7,043.23 km) |
| Willimantic to Ceglie Messapico | 4,430.86 mi (7,130.77 km) |
