| Romanshorn to Fuente-Alamo de Murcia | 863.13 mi (1,389.08 km) |
| Romanshorn to Galapagar | 818.40 mi (1,317.09 km) |
| Romanshorn to Galdacano | 662.38 mi (1,066.00 km) |
| Romanshorn to Gandia | 762.47 mi (1,227.07 km) |
| Romanshorn to Garrucha | 914.46 mi (1,471.68 km) |
| Romanshorn to Gava | 563.77 mi (907.30 km) |
| Romanshorn to Gelves | 1,051.90 mi (1,692.86 km) |
| Romanshorn to Getafe | 820.09 mi (1,319.81 km) |
| Romanshorn to Gibraleon | 1,085.95 mi (1,747.67 km) |
| Romanshorn to Gijon | 778.35 mi (1,252.63 km) |
| Romanshorn to Gines | 1,051.46 mi (1,692.17 km) |
| Romanshorn to Girona | 501.17 mi (806.55 km) |
| Romanshorn to Godella | 739.22 mi (1,189.66 km) |
| Romanshorn to Gondomar | 961.37 mi (1,547.18 km) |
| Romanshorn to Grado | 799.59 mi (1,286.82 km) |
