| Olympia to Collegno | 5,397.53 mi (8,686.48 km) |
| Olympia to Cologno al Serio | 5,421.54 mi (8,725.12 km) |
| Olympia to Cologno Monzese | 5,414.30 mi (8,713.47 km) |
| Olympia to Colorno | 5,477.11 mi (8,814.55 km) |
| Olympia to Comacchio | 5,534.92 mi (8,907.59 km) |
| Olympia to Comiso | 6,066.21 mi (9,762.63 km) |
| Olympia to Como | 5,392.84 mi (8,678.93 km) |
| Olympia to Concordia Sagittaria | 5,486.28 mi (8,829.32 km) |
| Olympia to Concorezzo | 5,412.11 mi (8,709.96 km) |
| Olympia to Conegliano | 5,466.09 mi (8,796.82 km) |
| Olympia to Conselice | 5,537.52 mi (8,911.78 km) |
| Olympia to Conselve | 5,495.21 mi (8,843.69 km) |
| Olympia to Conversano | 5,879.27 mi (9,461.77 km) |
| Olympia to Copertino | 5,944.11 mi (9,566.12 km) |
| Olympia to Copparo | 5,514.46 mi (8,874.67 km) |
