| Mainz to Granadilla de Abona | 1,996.15 mi (3,212.49 km) |
| Mainz to Granollers | 645.84 mi (1,039.38 km) |
| Mainz to Grinon | 894.72 mi (1,439.91 km) |
| Mainz to Guadalajara | 850.12 mi (1,368.14 km) |
| Mainz to Guadarrama | 877.56 mi (1,412.29 km) |
| Mainz to Guadix | 1,042.78 mi (1,678.19 km) |
| Mainz to Guardamar del Segura | 932.10 mi (1,500.06 km) |
| Mainz to Guernica y Luno | 692.33 mi (1,114.20 km) |
| Mainz to Guia de Isora | 1,997.42 mi (3,214.54 km) |
| Mainz to Guillena | 1,114.26 mi (1,793.23 km) |
| Mainz to Guimar | 1,978.89 mi (3,184.71 km) |
| Mainz to Hellin | 931.00 mi (1,498.30 km) |
| Mainz to Herencia | 927.29 mi (1,492.33 km) |
| Mainz to Hernani | 670.56 mi (1,079.16 km) |
| Mainz to Hoyo de Manzanares | 872.99 mi (1,404.94 km) |
