| Romanshorn to Granada | 973.30 mi (1,566.38 km) |
| Romanshorn to Granadilla de Abona | 1,934.23 mi (3,112.84 km) |
| Romanshorn to Granollers | 538.29 mi (866.29 km) |
| Romanshorn to Grinon | 828.82 mi (1,333.85 km) |
| Romanshorn to Guadalajara | 782.86 mi (1,259.89 km) |
| Romanshorn to Guadarrama | 817.57 mi (1,315.75 km) |
| Romanshorn to Guadix | 950.80 mi (1,530.16 km) |
| Romanshorn to Guardamar del Segura | 826.70 mi (1,330.45 km) |
| Romanshorn to Guernica y Luno | 651.59 mi (1,048.64 km) |
| Romanshorn to Guia de Isora | 1,936.67 mi (3,116.76 km) |
| Romanshorn to Guillena | 1,043.08 mi (1,678.67 km) |
| Romanshorn to Guimar | 1,916.94 mi (3,085.02 km) |
| Romanshorn to Hellin | 835.90 mi (1,345.25 km) |
| Romanshorn to Herencia | 850.71 mi (1,369.09 km) |
| Romanshorn to Hernani | 623.43 mi (1,003.31 km) |
