| Olton to Caltagirone | 1,313.44 mi (2,113.77 km) |
| Olton to Caltanissetta | 1,285.61 mi (2,068.99 km) |
| Olton to Calvisano | 736.23 mi (1,184.84 km) |
| Olton to Calvizzano | 1,095.31 mi (1,762.73 km) |
| Olton to Camaiore | 808.02 mi (1,300.39 km) |
| Olton to Cameri | 673.03 mi (1,083.14 km) |
| Olton to Camisano Vicentino | 775.55 mi (1,248.13 km) |
| Olton to Campagna | 1,137.70 mi (1,830.95 km) |
| Olton to Campagnano di Roma | 970.85 mi (1,562.43 km) |
| Olton to Campi Bisenzio | 840.75 mi (1,353.06 km) |
| Olton to Campi Salentina | 1,250.76 mi (2,012.90 km) |
| Olton to Campiglia Marittima | 864.91 mi (1,391.94 km) |
| Olton to Campobasso | 1,075.33 mi (1,730.58 km) |
| Olton to Campobello di Licata | 1,295.66 mi (2,085.17 km) |
| Olton to Campobello di Mazara | 1,240.45 mi (1,996.32 km) |
