| Troy to Collegno | 4,269.80 mi (6,871.58 km) |
| Troy to Cologno al Serio | 4,336.29 mi (6,978.59 km) |
| Troy to Cologno Monzese | 4,321.52 mi (6,954.81 km) |
| Troy to Colorno | 4,389.12 mi (7,063.61 km) |
| Troy to Comacchio | 4,470.42 mi (7,194.45 km) |
| Troy to Comiso | 4,897.81 mi (7,882.26 km) |
| Troy to Como | 4,302.96 mi (6,924.95 km) |
| Troy to Concordia Sagittaria | 4,453.65 mi (7,167.45 km) |
| Troy to Concorezzo | 4,321.47 mi (6,954.73 km) |
| Troy to Conegliano | 4,427.18 mi (7,124.86 km) |
| Troy to Conselice | 4,463.86 mi (7,183.88 km) |
| Troy to Conselve | 4,436.38 mi (7,139.66 km) |
| Troy to Conversano | 4,825.79 mi (7,766.37 km) |
| Troy to Copertino | 4,894.36 mi (7,876.71 km) |
| Troy to Copparo | 4,448.43 mi (7,159.05 km) |
