| Upper Arlington to Cortona | 4,624.96 mi (7,443.16 km) |
| Upper Arlington to Cosenza | 4,964.83 mi (7,990.12 km) |
| Upper Arlington to Cossato | 4,380.87 mi (7,050.33 km) |
| Upper Arlington to Costa Volpino | 4,450.77 mi (7,162.83 km) |
| Upper Arlington to Creazzo | 4,518.17 mi (7,271.29 km) |
| Upper Arlington to Crema | 4,450.72 mi (7,162.75 km) |
| Upper Arlington to Cremona | 4,473.72 mi (7,199.75 km) |
| Upper Arlington to Crevalcore | 4,535.24 mi (7,298.77 km) |
| Upper Arlington to Crispiano | 4,951.65 mi (7,968.91 km) |
| Upper Arlington to Crosia | 4,975.53 mi (8,007.35 km) |
| Upper Arlington to Crotone | 5,010.75 mi (8,064.02 km) |
| Upper Arlington to Cuneo | 4,397.45 mi (7,077.01 km) |
| Upper Arlington to Cuorgne | 4,365.71 mi (7,025.93 km) |
| Upper Arlington to Cusano Milanino | 4,423.46 mi (7,118.87 km) |
| Upper Arlington to Cutro | 5,007.19 mi (8,058.30 km) |
