| Royston to Giovinazzo | 1,086.31 mi (1,748.25 km) |
| Royston to Giugliano in Campania | 1,019.63 mi (1,640.94 km) |
| Royston to Giulianova | 913.30 mi (1,469.81 km) |
| Royston to Giussano | 606.15 mi (975.50 km) |
| Royston to Goito | 675.86 mi (1,087.70 km) |
| Royston to Gonzaga | 696.20 mi (1,120.42 km) |
| Royston to Gorgonzola | 620.66 mi (998.86 km) |
| Royston to Gorizia | 746.91 mi (1,202.03 km) |
| Royston to Gragnano | 1,042.69 mi (1,678.05 km) |
| Royston to Grammichele | 1,247.71 mi (2,008.00 km) |
| Royston to Granarolo del l'Emilia | 737.47 mi (1,186.85 km) |
| Royston to Gravina in Puglia | 1,097.30 mi (1,765.93 km) |
| Royston to Grezzana | 674.01 mi (1,084.72 km) |
| Royston to Gricignano d'Aversa | 1,015.47 mi (1,634.24 km) |
| Royston to Grosseto | 823.65 mi (1,325.54 km) |
