| Petaluma to Corato | 6,373.62 mi (10,257.35 km) |
| Petaluma to Corbetta | 5,917.46 mi (9,523.23 km) |
| Petaluma to Corciano | 6,144.94 mi (9,889.32 km) |
| Petaluma to Cordenons | 5,992.46 mi (9,643.94 km) |
| Petaluma to Cori | 6,248.40 mi (10,055.82 km) |
| Petaluma to Coriano | 6,105.83 mi (9,826.39 km) |
| Petaluma to Corigliano Calabro | 6,468.58 mi (10,410.17 km) |
| Petaluma to Corleone | 6,480.80 mi (10,429.84 km) |
| Petaluma to Cormano | 5,919.93 mi (9,527.20 km) |
| Petaluma to Cornaredo | 5,918.92 mi (9,525.59 km) |
| Petaluma to Cornate d'Adda | 5,922.82 mi (9,531.86 km) |
| Petaluma to Cornedo Vicentino | 5,977.06 mi (9,619.14 km) |
| Petaluma to Correggio | 6,009.43 mi (9,671.24 km) |
| Petaluma to Corridonia | 6,172.39 mi (9,933.51 km) |
| Petaluma to Corsico | 5,925.03 mi (9,535.41 km) |
