| Horley to Gavardo | 620.33 mi (998.33 km) |
| Horley to Gavirate | 547.80 mi (881.59 km) |
| Horley to Gavorrano | 771.02 mi (1,240.84 km) |
| Horley to Gela | 1,204.39 mi (1,938.28 km) |
| Horley to Gemona del Friuli | 692.73 mi (1,114.85 km) |
| Horley to Genoa | 629.11 mi (1,012.46 km) |
| Horley to Genzano di Roma | 893.85 mi (1,438.52 km) |
| Horley to Gessate | 586.88 mi (944.49 km) |
| Horley to Ghedi | 623.43 mi (1,003.32 km) |
| Horley to Giarre | 1,193.32 mi (1,920.46 km) |
| Horley to Giaveno | 547.14 mi (880.53 km) |
| Horley to Giffoni Valle Piana | 1,020.28 mi (1,641.98 km) |
| Horley to Ginosa | 1,094.04 mi (1,760.69 km) |
| Horley to Gioia del Colle | 1,085.24 mi (1,746.52 km) |
| Horley to Gioia Tauro | 1,176.24 mi (1,892.97 km) |
