| Isernia to Gavardo | 334.53 mi (538.37 km) |
| Isernia to Gavirate | 402.49 mi (647.75 km) |
| Isernia to Gavorrano | 193.20 mi (310.92 km) |
| Isernia to Gela | 313.41 mi (504.39 km) |
| Isernia to Gemona del Friuli | 328.03 mi (527.92 km) |
| Isernia to Genoa | 330.86 mi (532.47 km) |
| Isernia to Genzano di Roma | 80.17 mi (129.02 km) |
| Isernia to Gessate | 363.54 mi (585.06 km) |
| Isernia to Ghedi | 328.97 mi (529.42 km) |
| Isernia to Giarre | 272.02 mi (437.77 km) |
| Isernia to Giaveno | 419.68 mi (675.41 km) |
| Isernia to Giffoni Valle Piana | 71.06 mi (114.37 km) |
| Isernia to Ginosa | 151.36 mi (243.60 km) |
| Isernia to Gioia del Colle | 150.61 mi (242.38 km) |
| Isernia to Gioia Tauro | 235.94 mi (379.71 km) |
