| Castro Valley to Carmignano | 6,085.42 mi (9,793.54 km) |
| Castro Valley to Carovigno | 6,451.22 mi (10,382.24 km) |
| Castro Valley to Carpenedolo | 5,981.64 mi (9,626.52 km) |
| Castro Valley to Carpi | 6,027.15 mi (9,699.76 km) |
| Castro Valley to Carrara | 6,044.12 mi (9,727.07 km) |
| Castro Valley to Carugate | 5,939.93 mi (9,559.39 km) |
| Castro Valley to Casal di Principe | 6,334.77 mi (10,194.83 km) |
| Castro Valley to Casale Monferrato | 5,937.49 mi (9,555.46 km) |
| Castro Valley to Casale sul Sile | 6,021.35 mi (9,690.43 km) |
| Castro Valley to Casalecchio di Reno | 6,055.43 mi (9,745.28 km) |
| Castro Valley to Casalgrande | 6,034.13 mi (9,710.99 km) |
| Castro Valley to Casalmaggiore | 6,002.42 mi (9,659.96 km) |
| Castro Valley to Casalnuovo di Napoli | 6,346.74 mi (10,214.09 km) |
| Castro Valley to Casalpusterlengo | 5,969.75 mi (9,607.39 km) |
| Castro Valley to Casaluce | 6,337.64 mi (10,199.45 km) |
