| Ostrow Mazowiecka to Giovinazzo | 839.11 mi (1,350.42 km) |
| Ostrow Mazowiecka to Giugliano in Campania | 895.92 mi (1,441.84 km) |
| Ostrow Mazowiecka to Giulianova | 785.30 mi (1,263.82 km) |
| Ostrow Mazowiecka to Giussano | 751.66 mi (1,209.68 km) |
| Ostrow Mazowiecka to Goito | 727.19 mi (1,170.30 km) |
| Ostrow Mazowiecka to Gonzaga | 738.54 mi (1,188.56 km) |
| Ostrow Mazowiecka to Gorgonzola | 753.74 mi (1,213.02 km) |
| Ostrow Mazowiecka to Gorizia | 602.51 mi (969.65 km) |
| Ostrow Mazowiecka to Gragnano | 905.31 mi (1,456.95 km) |
| Ostrow Mazowiecka to Grammichele | 1,132.38 mi (1,822.39 km) |
| Ostrow Mazowiecka to Granarolo del l'Emilia | 741.59 mi (1,193.48 km) |
| Ostrow Mazowiecka to Gravina in Puglia | 866.98 mi (1,395.27 km) |
| Ostrow Mazowiecka to Grezzana | 702.15 mi (1,130.00 km) |
| Ostrow Mazowiecka to Gricignano d'Aversa | 891.76 mi (1,435.16 km) |
| Ostrow Mazowiecka to Grosseto | 853.57 mi (1,373.69 km) |
