| Holladay to Collegno | 5,427.63 mi (8,734.92 km) |
| Holladay to Cologno al Serio | 5,470.44 mi (8,803.83 km) |
| Holladay to Cologno Monzese | 5,459.82 mi (8,786.73 km) |
| Holladay to Colorno | 5,526.15 mi (8,893.47 km) |
| Holladay to Comacchio | 5,595.31 mi (9,004.79 km) |
| Holladay to Comiso | 6,092.78 mi (9,805.38 km) |
| Holladay to Como | 5,439.09 mi (8,753.37 km) |
| Holladay to Concordia Sagittaria | 5,558.95 mi (8,946.26 km) |
| Holladay to Concorezzo | 5,458.50 mi (8,784.60 km) |
| Holladay to Conegliano | 5,535.64 mi (8,908.76 km) |
| Holladay to Conselice | 5,594.08 mi (9,002.80 km) |
| Holladay to Conselve | 5,557.07 mi (8,943.24 km) |
| Holladay to Conversano | 5,952.26 mi (9,579.24 km) |
| Holladay to Copertino | 6,020.15 mi (9,688.50 km) |
| Holladay to Copparo | 5,573.72 mi (8,970.04 km) |
