| Grimstad to Corato | 1,235.87 mi (1,988.93 km) |
| Grimstad to Corbetta | 889.60 mi (1,431.67 km) |
| Grimstad to Corciano | 1,062.63 mi (1,710.14 km) |
| Grimstad to Cordenons | 870.95 mi (1,401.66 km) |
| Grimstad to Cori | 1,168.83 mi (1,881.06 km) |
| Grimstad to Coriano | 1,007.75 mi (1,621.82 km) |
| Grimstad to Corigliano Calabro | 1,341.60 mi (2,159.10 km) |
| Grimstad to Corleone | 1,433.76 mi (2,307.42 km) |
| Grimstad to Cormano | 884.07 mi (1,422.77 km) |
| Grimstad to Cornaredo | 887.39 mi (1,428.11 km) |
| Grimstad to Cornate d'Adda | 877.60 mi (1,412.35 km) |
| Grimstad to Cornedo Vicentino | 886.73 mi (1,427.06 km) |
| Grimstad to Correggio | 942.19 mi (1,516.30 km) |
| Grimstad to Corridonia | 1,063.89 mi (1,712.16 km) |
| Grimstad to Corsico | 892.07 mi (1,435.65 km) |
