| Petaluma to Celano | 6,240.98 mi (10,043.89 km) |
| Petaluma to Cento | 6,025.52 mi (9,697.14 km) |
| Petaluma to Cepagatti | 6,238.80 mi (10,040.38 km) |
| Petaluma to Ceprano | 6,270.94 mi (10,092.10 km) |
| Petaluma to Cercola | 6,334.07 mi (10,193.69 km) |
| Petaluma to Cerea | 5,997.11 mi (9,651.42 km) |
| Petaluma to Cerese | 5,992.67 mi (9,644.27 km) |
| Petaluma to Cerignola | 6,353.26 mi (10,224.58 km) |
| Petaluma to Cermenate | 5,909.17 mi (9,509.89 km) |
| Petaluma to Cernusco sul Naviglio | 5,926.52 mi (9,537.81 km) |
| Petaluma to Cerreto Guidi | 6,069.23 mi (9,767.48 km) |
| Petaluma to Cerro Maggiore | 5,910.97 mi (9,512.78 km) |
| Petaluma to Certaldo | 6,086.15 mi (9,794.71 km) |
| Petaluma to Cerveteri | 6,204.76 mi (9,985.60 km) |
| Petaluma to Cervia | 6,082.33 mi (9,788.56 km) |
