| Tulcea to Granadilla de Abona | 2,733.56 mi (4,399.25 km) |
| Tulcea to Granollers | 1,347.37 mi (2,168.39 km) |
| Tulcea to Grinon | 1,680.96 mi (2,705.24 km) |
| Tulcea to Guadalajara | 1,636.83 mi (2,634.22 km) |
| Tulcea to Guadarrama | 1,680.69 mi (2,704.82 km) |
| Tulcea to Guadix | 1,733.09 mi (2,789.14 km) |
| Tulcea to Guardamar del Segura | 1,587.83 mi (2,555.36 km) |
| Tulcea to Guernica y Luno | 1,552.73 mi (2,498.87 km) |
| Tulcea to Guia de Isora | 2,738.92 mi (4,407.87 km) |
| Tulcea to Guillena | 1,866.88 mi (3,004.45 km) |
| Tulcea to Guimar | 2,716.82 mi (4,372.30 km) |
| Tulcea to Hellin | 1,624.23 mi (2,613.95 km) |
| Tulcea to Herencia | 1,680.28 mi (2,704.16 km) |
| Tulcea to Hernani | 1,519.78 mi (2,445.85 km) |
| Tulcea to Hoyo de Manzanares | 1,671.70 mi (2,690.33 km) |
