| Horndean to Giovinazzo | 1,076.64 mi (1,732.68 km) |
| Horndean to Giugliano in Campania | 1,000.75 mi (1,610.55 km) |
| Horndean to Giulianova | 901.14 mi (1,450.25 km) |
| Horndean to Giussano | 590.76 mi (950.74 km) |
| Horndean to Goito | 664.28 mi (1,069.06 km) |
| Horndean to Gonzaga | 683.36 mi (1,099.77 km) |
| Horndean to Gorgonzola | 605.02 mi (973.69 km) |
| Horndean to Gorizia | 751.41 mi (1,209.27 km) |
| Horndean to Gragnano | 1,024.04 mi (1,648.04 km) |
| Horndean to Grammichele | 1,218.79 mi (1,961.45 km) |
| Horndean to Granarolo del l'Emilia | 724.95 mi (1,166.69 km) |
| Horndean to Gravina in Puglia | 1,085.43 mi (1,746.83 km) |
| Horndean to Grezzana | 665.75 mi (1,071.42 km) |
| Horndean to Gricignano d'Aversa | 996.79 mi (1,604.18 km) |
| Horndean to Grosseto | 800.38 mi (1,288.08 km) |
