| Southborough to Granada | 984.50 mi (1,584.40 km) |
| Southborough to Granadilla de Abona | 1,817.33 mi (2,924.71 km) |
| Southborough to Granollers | 666.89 mi (1,073.25 km) |
| Southborough to Grinon | 781.42 mi (1,257.58 km) |
| Southborough to Guadalajara | 745.56 mi (1,199.86 km) |
| Southborough to Guadarrama | 753.86 mi (1,213.21 km) |
| Southborough to Guadix | 972.01 mi (1,564.30 km) |
| Southborough to Guardamar del Segura | 904.17 mi (1,455.12 km) |
| Southborough to Guernica y Luno | 558.97 mi (899.57 km) |
| Southborough to Guia de Isora | 1,816.30 mi (2,923.05 km) |
| Southborough to Guillena | 990.94 mi (1,594.76 km) |
| Southborough to Guimar | 1,800.51 mi (2,897.64 km) |
| Southborough to Hellin | 878.67 mi (1,414.08 km) |
| Southborough to Herencia | 833.34 mi (1,341.14 km) |
| Southborough to Hernani | 555.26 mi (893.60 km) |
