| Trecastagni to Granadilla de Abona | 1,940.31 mi (3,122.63 km) |
| Trecastagni to Granollers | 733.82 mi (1,180.96 km) |
| Trecastagni to Grinon | 1,031.50 mi (1,660.03 km) |
| Trecastagni to Guadalajara | 998.26 mi (1,606.54 km) |
| Trecastagni to Guadarrama | 1,046.59 mi (1,684.32 km) |
| Trecastagni to Guadix | 997.78 mi (1,605.77 km) |
| Trecastagni to Guardamar del Segura | 858.20 mi (1,381.14 km) |
| Trecastagni to Guernica y Luno | 1,010.16 mi (1,625.69 km) |
| Trecastagni to Guia de Isora | 1,947.78 mi (3,134.64 km) |
| Trecastagni to Guillena | 1,154.82 mi (1,858.50 km) |
| Trecastagni to Guimar | 1,924.59 mi (3,097.32 km) |
| Trecastagni to Hellin | 912.90 mi (1,469.17 km) |
| Trecastagni to Herencia | 1,002.66 mi (1,613.62 km) |
| Trecastagni to Hernani | 975.53 mi (1,569.96 km) |
| Trecastagni to Hoyo de Manzanares | 1,035.60 mi (1,666.64 km) |
