| Olean to Celano | 4,458.44 mi (7,175.16 km) |
| Olean to Cento | 4,262.08 mi (6,859.16 km) |
| Olean to Cepagatti | 4,468.77 mi (7,191.78 km) |
| Olean to Ceprano | 4,477.89 mi (7,206.47 km) |
| Olean to Cercola | 4,540.51 mi (7,307.25 km) |
| Olean to Cerea | 4,242.05 mi (6,826.92 km) |
| Olean to Cerese | 4,228.32 mi (6,804.82 km) |
| Olean to Cerignola | 4,589.75 mi (7,386.49 km) |
| Olean to Cermenate | 4,135.89 mi (6,656.07 km) |
| Olean to Cernusco sul Naviglio | 4,152.77 mi (6,683.24 km) |
| Olean to Cerreto Guidi | 4,281.45 mi (6,890.33 km) |
| Olean to Cerro Maggiore | 4,133.92 mi (6,652.90 km) |
| Olean to Certaldo | 4,296.29 mi (6,914.20 km) |
| Olean to Cerveteri | 4,400.13 mi (7,081.32 km) |
| Olean to Cervia | 4,324.27 mi (6,959.25 km) |
