| Grugliasco to Orzesze | 626.78 mi (1,008.71 km) |
| Grugliasco to Osowa | 807.18 mi (1,299.03 km) |
| Grugliasco to Ostroda | 813.97 mi (1,309.96 km) |
| Grugliasco to Ostroleka | 837.89 mi (1,348.45 km) |
| Grugliasco to Ostrow Mazowiecka | 838.80 mi (1,349.91 km) |
| Grugliasco to Ostrow Wielkopolski | 652.88 mi (1,050.70 km) |
| Grugliasco to Ostrowiec Swietokrzyski | 754.87 mi (1,214.84 km) |
| Grugliasco to Ostrzeszow | 646.55 mi (1,040.53 km) |
| Grugliasco to Oswiecim | 641.36 mi (1,032.16 km) |
| Grugliasco to Otwock | 790.63 mi (1,272.39 km) |
| Grugliasco to Ozarow Mazowiecki | 777.91 mi (1,251.93 km) |
| Grugliasco to Ozimek | 625.84 mi (1,007.20 km) |
| Grugliasco to Ozorkow | 715.52 mi (1,151.52 km) |
| Grugliasco to Pabianice | 706.01 mi (1,136.21 km) |
| Grugliasco to Parczew | 833.31 mi (1,341.08 km) |
