| Riverdale to Collegno | 4,713.28 mi (7,585.29 km) |
| Riverdale to Cologno al Serio | 4,789.77 mi (7,708.40 km) |
| Riverdale to Cologno Monzese | 4,773.36 mi (7,681.98 km) |
| Riverdale to Colorno | 4,840.05 mi (7,789.31 km) |
| Riverdale to Comacchio | 4,925.26 mi (7,926.45 km) |
| Riverdale to Comiso | 5,307.60 mi (8,541.76 km) |
| Riverdale to Como | 4,756.26 mi (7,654.45 km) |
| Riverdale to Concordia Sagittaria | 4,917.74 mi (7,914.34 km) |
| Riverdale to Concorezzo | 4,773.92 mi (7,682.88 km) |
| Riverdale to Conegliano | 4,890.45 mi (7,870.42 km) |
| Riverdale to Conselice | 4,916.35 mi (7,912.10 km) |
| Riverdale to Conselve | 4,893.91 mi (7,875.98 km) |
| Riverdale to Conversano | 5,272.22 mi (8,484.82 km) |
| Riverdale to Copertino | 5,339.65 mi (8,593.34 km) |
| Riverdale to Copparo | 4,903.56 mi (7,891.52 km) |
