| Olean to Cassina de' Pecchi | 4,154.16 mi (6,685.47 km) |
| Olean to Cassino | 4,493.28 mi (7,231.24 km) |
| Olean to Castagneto Carducci | 4,292.00 mi (6,907.31 km) |
| Olean to Castano Primo | 4,128.09 mi (6,643.52 km) |
| Olean to Castel Bolognese | 4,299.06 mi (6,918.67 km) |
| Olean to Castel Gandolfo | 4,433.44 mi (7,134.93 km) |
| Olean to Castel Goffredo | 4,207.88 mi (6,771.92 km) |
| Olean to Castel Maggiore | 4,271.74 mi (6,874.69 km) |
| Olean to Castel Mella | 4,187.13 mi (6,738.53 km) |
| Olean to Castel San Giorgio | 4,558.74 mi (7,336.58 km) |
| Olean to Castel San Giovanni | 4,173.69 mi (6,716.91 km) |
| Olean to Castel San Pietro Terme | 4,286.95 mi (6,899.17 km) |
| Olean to Castel Volturno | 4,514.75 mi (7,265.79 km) |
| Olean to Castelbuono | 4,649.00 mi (7,481.84 km) |
| Olean to Casteldaccia | 4,619.37 mi (7,434.16 km) |
