| Oak Park to Cividale del Friuli | 4,672.65 mi (7,519.90 km) |
| Oak Park to Civita Castellana | 4,795.24 mi (7,717.20 km) |
| Oak Park to Civitanova Marche | 4,804.27 mi (7,731.73 km) |
| Oak Park to Civitavecchia | 4,779.17 mi (7,691.34 km) |
| Oak Park to Civitella in Val di Chiana | 4,719.81 mi (7,595.80 km) |
| Oak Park to Clusone | 4,548.00 mi (7,319.31 km) |
| Oak Park to Coccaglio | 4,562.14 mi (7,342.05 km) |
| Oak Park to Codigoro | 4,675.69 mi (7,524.79 km) |
| Oak Park to Codogno | 4,567.87 mi (7,351.28 km) |
| Oak Park to Codroipo | 4,661.24 mi (7,501.54 km) |
| Oak Park to Cogoleto | 4,557.19 mi (7,334.10 km) |
| Oak Park to Colle di Val d'Elsa | 4,697.33 mi (7,559.62 km) |
| Oak Park to Colle Salvetti | 4,663.04 mi (7,504.44 km) |
| Oak Park to Collecchio | 4,604.82 mi (7,410.74 km) |
| Oak Park to Colleferro | 4,843.87 mi (7,795.45 km) |
