| Gurnee to Corato | 4,988.56 mi (8,028.32 km) |
| Gurnee to Corbetta | 4,508.81 mi (7,256.23 km) |
| Gurnee to Corciano | 4,738.94 mi (7,626.59 km) |
| Gurnee to Cordenons | 4,632.97 mi (7,456.05 km) |
| Gurnee to Cori | 4,828.67 mi (7,770.99 km) |
| Gurnee to Coriano | 4,715.41 mi (7,588.72 km) |
| Gurnee to Corigliano Calabro | 5,064.08 mi (8,149.85 km) |
| Gurnee to Corleone | 5,014.45 mi (8,069.98 km) |
| Gurnee to Cormano | 4,515.18 mi (7,266.48 km) |
| Gurnee to Cornaredo | 4,512.01 mi (7,261.38 km) |
| Gurnee to Cornate d'Adda | 4,522.78 mi (7,278.71 km) |
| Gurnee to Cornedo Vicentino | 4,596.97 mi (7,398.10 km) |
| Gurnee to Correggio | 4,610.47 mi (7,419.84 km) |
| Gurnee to Corridonia | 4,782.20 mi (7,696.20 km) |
| Gurnee to Corsico | 4,517.99 mi (7,271.01 km) |
