| Petaluma to Carmignano | 6,070.17 mi (9,769.00 km) |
| Petaluma to Carovigno | 6,434.04 mi (10,354.58 km) |
| Petaluma to Carpenedolo | 5,965.95 mi (9,601.27 km) |
| Petaluma to Carpi | 6,011.52 mi (9,674.61 km) |
| Petaluma to Carrara | 6,029.17 mi (9,703.02 km) |
| Petaluma to Carugate | 5,924.65 mi (9,534.81 km) |
| Petaluma to Casal di Principe | 6,319.25 mi (10,169.85 km) |
| Petaluma to Casale Monferrato | 5,922.80 mi (9,531.83 km) |
| Petaluma to Casale sul Sile | 6,004.69 mi (9,663.62 km) |
| Petaluma to Casalecchio di Reno | 6,039.76 mi (9,720.05 km) |
| Petaluma to Casalgrande | 6,018.66 mi (9,686.10 km) |
| Petaluma to Casalmaggiore | 5,986.92 mi (9,635.01 km) |
| Petaluma to Casalnuovo di Napoli | 6,331.15 mi (10,189.00 km) |
| Petaluma to Casalpusterlengo | 5,954.51 mi (9,582.85 km) |
| Petaluma to Casaluce | 6,322.09 mi (10,174.42 km) |
