| Ostrow Mazowiecka to Grottaferrata | 873.53 mi (1,405.81 km) |
| Ostrow Mazowiecka to Grottaglie | 873.17 mi (1,405.23 km) |
| Ostrow Mazowiecka to Grottammare | 772.18 mi (1,242.71 km) |
| Ostrow Mazowiecka to Grugliasco | 838.80 mi (1,349.91 km) |
| Ostrow Mazowiecka to Grumo Appula | 849.77 mi (1,367.58 km) |
| Ostrow Mazowiecka to Grumo Nevano | 894.49 mi (1,439.54 km) |
| Ostrow Mazowiecka to Gualdo Tadino | 782.50 mi (1,259.31 km) |
| Ostrow Mazowiecka to Guardiagrele | 814.39 mi (1,310.64 km) |
| Ostrow Mazowiecka to Guastalla | 744.94 mi (1,198.86 km) |
| Ostrow Mazowiecka to Gubbio | 780.87 mi (1,256.69 km) |
| Ostrow Mazowiecka to Guspini | 1,111.13 mi (1,788.20 km) |
| Ostrow Mazowiecka to Gussago | 725.57 mi (1,167.70 km) |
| Ostrow Mazowiecka to Iesi | 753.86 mi (1,213.22 km) |
| Ostrow Mazowiecka to Iesolo | 652.33 mi (1,049.82 km) |
| Ostrow Mazowiecka to Iglesias | 1,126.76 mi (1,813.35 km) |
