| North Adams to Cividale del Friuli | 4,057.35 mi (6,529.68 km) |
| North Adams to Civita Castellana | 4,151.76 mi (6,681.62 km) |
| North Adams to Civitanova Marche | 4,171.35 mi (6,713.14 km) |
| North Adams to Civitavecchia | 4,132.56 mi (6,650.71 km) |
| North Adams to Civitella in Val di Chiana | 4,081.09 mi (6,567.87 km) |
| North Adams to Clusone | 3,920.09 mi (6,308.77 km) |
| North Adams to Coccaglio | 3,932.11 mi (6,328.11 km) |
| North Adams to Codigoro | 4,047.46 mi (6,513.76 km) |
| North Adams to Codogno | 3,934.26 mi (6,331.58 km) |
| North Adams to Codroipo | 4,043.50 mi (6,507.38 km) |
| North Adams to Cogoleto | 3,915.26 mi (6,300.99 km) |
| North Adams to Colle di Val d'Elsa | 4,056.66 mi (6,528.56 km) |
| North Adams to Colle Salvetti | 4,021.61 mi (6,472.16 km) |
| North Adams to Collecchio | 3,970.04 mi (6,389.17 km) |
| North Adams to Colleferro | 4,198.94 mi (6,757.54 km) |
