| Grosse Pointe Park to Collegno | 4,269.30 mi (6,870.78 km) |
| Grosse Pointe Park to Cologno al Serio | 4,336.24 mi (6,978.50 km) |
| Grosse Pointe Park to Cologno Monzese | 4,321.39 mi (6,954.60 km) |
| Grosse Pointe Park to Colorno | 4,388.97 mi (7,063.36 km) |
| Grosse Pointe Park to Comacchio | 4,470.46 mi (7,194.51 km) |
| Grosse Pointe Park to Comiso | 4,896.16 mi (7,879.61 km) |
| Grosse Pointe Park to Como | 4,302.89 mi (6,924.82 km) |
| Grosse Pointe Park to Concordia Sagittaria | 4,454.08 mi (7,168.15 km) |
| Grosse Pointe Park to Concorezzo | 4,321.36 mi (6,954.56 km) |
| Grosse Pointe Park to Conegliano | 4,427.57 mi (7,125.48 km) |
| Grosse Pointe Park to Conselice | 4,463.79 mi (7,183.78 km) |
| Grosse Pointe Park to Conselve | 4,436.52 mi (7,139.89 km) |
| Grosse Pointe Park to Conversano | 4,825.58 mi (7,766.02 km) |
| Grosse Pointe Park to Copertino | 4,894.11 mi (7,876.32 km) |
| Grosse Pointe Park to Copparo | 4,448.47 mi (7,159.12 km) |
