| Oneonta to Corato | 4,458.93 mi (7,175.96 km) |
| Oneonta to Corbetta | 3,981.70 mi (6,407.93 km) |
| Oneonta to Corciano | 4,207.49 mi (6,771.30 km) |
| Oneonta to Cordenons | 4,120.84 mi (6,631.86 km) |
| Oneonta to Cori | 4,290.42 mi (6,904.76 km) |
| Oneonta to Coriano | 4,190.06 mi (6,743.26 km) |
| Oneonta to Corigliano Calabro | 4,526.18 mi (7,284.19 km) |
| Oneonta to Corleone | 4,456.62 mi (7,172.23 km) |
| Oneonta to Cormano | 3,989.36 mi (6,420.26 km) |
| Oneonta to Cornaredo | 3,985.47 mi (6,414.00 km) |
| Oneonta to Cornate d'Adda | 3,998.51 mi (6,434.98 km) |
| Oneonta to Cornedo Vicentino | 4,078.20 mi (6,563.24 km) |
| Oneonta to Correggio | 4,084.50 mi (6,573.37 km) |
| Oneonta to Corridonia | 4,255.39 mi (6,848.38 km) |
| Oneonta to Corsico | 3,991.27 mi (6,423.32 km) |
