| Grimstad to Grottaferrata | 1,157.34 mi (1,862.55 km) |
| Grimstad to Grottaglie | 1,290.29 mi (2,076.52 km) |
| Grimstad to Grottammare | 1,084.66 mi (1,745.60 km) |
| Grimstad to Grugliasco | 918.04 mi (1,477.45 km) |
| Grimstad to Grumo Appula | 1,248.50 mi (2,009.26 km) |
| Grimstad to Grumo Nevano | 1,228.16 mi (1,976.54 km) |
| Grimstad to Gualdo Tadino | 1,059.22 mi (1,704.65 km) |
| Grimstad to Guardiagrele | 1,141.54 mi (1,837.14 km) |
| Grimstad to Guastalla | 931.63 mi (1,499.32 km) |
| Grimstad to Gubbio | 1,049.69 mi (1,689.32 km) |
| Grimstad to Guspini | 1,299.45 mi (2,091.27 km) |
| Grimstad to Gussago | 882.71 mi (1,420.59 km) |
| Grimstad to Iesi | 1,042.93 mi (1,678.43 km) |
| Grimstad to Iesolo | 901.17 mi (1,450.29 km) |
| Grimstad to Iglesias | 1,314.42 mi (2,115.35 km) |
