| Oroville to Collegno | 5,796.09 mi (9,327.91 km) |
| Oroville to Cologno al Serio | 5,829.17 mi (9,381.14 km) |
| Oroville to Cologno Monzese | 5,820.30 mi (9,366.88 km) |
| Oroville to Colorno | 5,885.03 mi (9,471.04 km) |
| Oroville to Comacchio | 5,948.36 mi (9,572.95 km) |
| Oroville to Comiso | 6,465.76 mi (10,405.64 km) |
| Oroville to Como | 5,799.10 mi (9,332.76 km) |
| Oroville to Concordia Sagittaria | 5,905.12 mi (9,503.37 km) |
| Oroville to Concorezzo | 5,818.52 mi (9,364.00 km) |
| Oroville to Conegliano | 5,883.44 mi (9,468.47 km) |
| Oroville to Conselice | 5,949.20 mi (9,574.31 km) |
| Oroville to Conselve | 5,909.16 mi (9,509.88 km) |
| Oroville to Conversano | 6,299.81 mi (10,138.56 km) |
| Oroville to Copertino | 6,366.27 mi (10,245.52 km) |
| Oroville to Copparo | 5,927.29 mi (9,539.06 km) |
