| Grimstad to Chivasso | 909.03 mi (1,462.94 km) |
| Grimstad to Ciampino | 1,156.06 mi (1,860.50 km) |
| Grimstad to Cicciano | 1,228.31 mi (1,976.77 km) |
| Grimstad to Cingoli | 1,053.44 mi (1,695.35 km) |
| Grimstad to Cinisello Balsamo | 884.13 mi (1,422.86 km) |
| Grimstad to Cinisi | 1,408.45 mi (2,266.68 km) |
| Grimstad to Cirie | 906.45 mi (1,458.79 km) |
| Grimstad to Ciro Marina | 1,364.43 mi (2,195.84 km) |
| Grimstad to Cislago | 876.97 mi (1,411.35 km) |
| Grimstad to Cisterna di Latina | 1,171.93 mi (1,886.03 km) |
| Grimstad to Cisternino | 1,276.92 mi (2,055.00 km) |
| Grimstad to Citta di Castello | 1,039.94 mi (1,673.62 km) |
| Grimstad to Citta Sant'Angelo | 1,118.49 mi (1,800.03 km) |
| Grimstad to Cittadella | 887.01 mi (1,427.51 km) |
| Grimstad to Cittanova | 1,421.32 mi (2,287.39 km) |
