| Romanshorn to Giovinazzo | 569.27 mi (916.16 km) |
| Romanshorn to Giugliano in Campania | 516.77 mi (831.66 km) |
| Romanshorn to Giulianova | 400.71 mi (644.88 km) |
| Romanshorn to Giussano | 128.93 mi (207.49 km) |
| Romanshorn to Goito | 171.60 mi (276.16 km) |
| Romanshorn to Gonzaga | 193.57 mi (311.53 km) |
| Romanshorn to Gorgonzola | 140.29 mi (225.77 km) |
| Romanshorn to Gorizia | 230.97 mi (371.71 km) |
| Romanshorn to Gragnano | 538.80 mi (867.12 km) |
| Romanshorn to Grammichele | 763.65 mi (1,228.97 km) |
| Romanshorn to Granarolo del l'Emilia | 231.12 mi (371.96 km) |
| Romanshorn to Gravina in Puglia | 582.27 mi (937.07 km) |
| Romanshorn to Grezzana | 161.93 mi (260.61 km) |
| Romanshorn to Gricignano d'Aversa | 512.26 mi (824.40 km) |
| Romanshorn to Grosseto | 342.11 mi (550.58 km) |
