| Highland City to Cividale del Friuli | 5,090.07 mi (8,191.68 km) |
| Highland City to Civita Castellana | 5,149.64 mi (8,287.54 km) |
| Highland City to Civitanova Marche | 5,182.36 mi (8,340.20 km) |
| Highland City to Civitavecchia | 5,126.54 mi (8,250.36 km) |
| Highland City to Civitella in Val di Chiana | 5,086.46 mi (8,185.87 km) |
| Highland City to Clusone | 4,941.34 mi (7,952.32 km) |
| Highland City to Coccaglio | 4,950.71 mi (7,967.40 km) |
| Highland City to Codigoro | 5,066.18 mi (8,153.22 km) |
| Highland City to Codogno | 4,948.60 mi (7,964.00 km) |
| Highland City to Codroipo | 5,073.87 mi (8,165.61 km) |
| Highland City to Cogoleto | 4,919.55 mi (7,917.25 km) |
| Highland City to Colle di Val d'Elsa | 5,059.97 mi (8,143.24 km) |
| Highland City to Colle Salvetti | 5,024.59 mi (8,086.29 km) |
| Highland City to Collecchio | 4,982.33 mi (8,018.28 km) |
| Highland City to Colleferro | 5,193.98 mi (8,358.91 km) |
