| Olton to Carmignano | 837.00 mi (1,347.02 km) |
| Olton to Carovigno | 1,223.06 mi (1,968.32 km) |
| Olton to Carpenedolo | 738.33 mi (1,188.22 km) |
| Olton to Carpi | 782.63 mi (1,259.53 km) |
| Olton to Carrara | 793.93 mi (1,277.71 km) |
| Olton to Carugate | 692.46 mi (1,114.41 km) |
| Olton to Casal di Principe | 1,087.35 mi (1,749.93 km) |
| Olton to Casale Monferrato | 686.44 mi (1,104.71 km) |
| Olton to Casale sul Sile | 793.76 mi (1,277.43 km) |
| Olton to Casalecchio di Reno | 811.21 mi (1,305.51 km) |
| Olton to Casalgrande | 787.84 mi (1,267.91 km) |
| Olton to Casalmaggiore | 756.77 mi (1,217.91 km) |
| Olton to Casalnuovo di Napoli | 1,099.77 mi (1,769.91 km) |
| Olton to Casalpusterlengo | 721.84 mi (1,161.69 km) |
| Olton to Casaluce | 1,090.41 mi (1,754.84 km) |
