| Ostrow Wielkopolski to Giovinazzo | 725.18 mi (1,167.07 km) |
| Ostrow Wielkopolski to Giugliano in Campania | 760.17 mi (1,223.37 km) |
| Ostrow Wielkopolski to Giulianova | 640.88 mi (1,031.40 km) |
| Ostrow Wielkopolski to Giussano | 567.52 mi (913.34 km) |
| Ostrow Wielkopolski to Goito | 549.77 mi (884.77 km) |
| Ostrow Wielkopolski to Gonzaga | 563.15 mi (906.30 km) |
| Ostrow Wielkopolski to Gorgonzola | 570.69 mi (918.43 km) |
| Ostrow Wielkopolski to Gorizia | 438.60 mi (705.85 km) |
| Ostrow Wielkopolski to Gragnano | 772.92 mi (1,243.89 km) |
| Ostrow Wielkopolski to Grammichele | 1,009.35 mi (1,624.40 km) |
| Ostrow Wielkopolski to Granarolo del l'Emilia | 571.26 mi (919.35 km) |
| Ostrow Wielkopolski to Gravina in Puglia | 751.41 mi (1,209.28 km) |
| Ostrow Wielkopolski to Grezzana | 525.00 mi (844.91 km) |
| Ostrow Wielkopolski to Gricignano d'Aversa | 755.70 mi (1,216.18 km) |
| Ostrow Wielkopolski to Grosseto | 689.27 mi (1,109.28 km) |
