| Fitchburg to Cividale del Friuli | 4,007.39 mi (6,449.27 km) |
| Fitchburg to Civita Castellana | 4,098.70 mi (6,596.22 km) |
| Fitchburg to Civitanova Marche | 4,119.41 mi (6,629.55 km) |
| Fitchburg to Civitavecchia | 4,079.17 mi (6,564.79 km) |
| Fitchburg to Civitella in Val di Chiana | 4,028.59 mi (6,483.39 km) |
| Fitchburg to Clusone | 3,868.89 mi (6,226.37 km) |
| Fitchburg to Coccaglio | 3,880.67 mi (6,245.33 km) |
| Fitchburg to Codigoro | 3,996.12 mi (6,431.14 km) |
| Fitchburg to Codogno | 3,882.43 mi (6,248.17 km) |
| Fitchburg to Codroipo | 3,993.28 mi (6,426.57 km) |
| Fitchburg to Cogoleto | 3,862.53 mi (6,216.15 km) |
| Fitchburg to Colle di Val d'Elsa | 4,003.97 mi (6,443.76 km) |
| Fitchburg to Colle Salvetti | 3,968.86 mi (6,387.27 km) |
| Fitchburg to Collecchio | 3,918.06 mi (6,305.50 km) |
| Fitchburg to Colleferro | 4,145.68 mi (6,671.83 km) |
