| Petaluma to Castelfidardo | 6,160.78 mi (9,914.82 km) |
| Petaluma to Castelfiorentino | 6,081.07 mi (9,786.53 km) |
| Petaluma to Castelfranco di Sopra | 6,096.48 mi (9,811.34 km) |
| Petaluma to Castelfranco di Sotto | 6,069.21 mi (9,767.45 km) |
| Petaluma to Castelfranco Emilia | 6,026.86 mi (9,699.30 km) |
| Petaluma to Castelfranco Veneto | 5,990.08 mi (9,640.10 km) |
| Petaluma to Castellabate | 6,385.29 mi (10,276.13 km) |
| Petaluma to Castellammare del Golfo | 6,456.13 mi (10,390.14 km) |
| Petaluma to Castellammare di Stabia | 6,347.75 mi (10,215.72 km) |
| Petaluma to Castellamonte | 5,887.39 mi (9,474.84 km) |
| Petaluma to Castellana Grotte | 6,409.90 mi (10,315.73 km) |
| Petaluma to Castellaneta | 6,418.55 mi (10,329.66 km) |
| Petaluma to Castellanza | 5,908.61 mi (9,508.99 km) |
| Petaluma to Castellarano | 6,021.01 mi (9,689.87 km) |
| Petaluma to Castelleone | 5,951.02 mi (9,577.24 km) |
