| Grosse Pointe Woods to Collegno | 4,265.71 mi (6,865.00 km) |
| Grosse Pointe Woods to Cologno al Serio | 4,332.59 mi (6,972.63 km) |
| Grosse Pointe Woods to Cologno Monzese | 4,317.75 mi (6,948.75 km) |
| Grosse Pointe Woods to Colorno | 4,385.34 mi (7,057.52 km) |
| Grosse Pointe Woods to Comacchio | 4,466.81 mi (7,188.63 km) |
| Grosse Pointe Woods to Comiso | 4,892.72 mi (7,874.08 km) |
| Grosse Pointe Woods to Como | 4,299.24 mi (6,918.96 km) |
| Grosse Pointe Woods to Concordia Sagittaria | 4,450.38 mi (7,162.19 km) |
| Grosse Pointe Woods to Concorezzo | 4,317.72 mi (6,948.70 km) |
| Grosse Pointe Woods to Conegliano | 4,423.87 mi (7,119.53 km) |
| Grosse Pointe Woods to Conselice | 4,460.15 mi (7,177.92 km) |
| Grosse Pointe Woods to Conselve | 4,432.85 mi (7,133.99 km) |
| Grosse Pointe Woods to Conversano | 4,821.95 mi (7,760.18 km) |
| Grosse Pointe Woods to Copertino | 4,890.49 mi (7,870.49 km) |
| Grosse Pointe Woods to Copparo | 4,444.81 mi (7,153.24 km) |
