| Viadana to Orzesze | 526.32 mi (847.02 km) |
| Viadana to Osowa | 745.41 mi (1,199.62 km) |
| Viadana to Ostroda | 739.24 mi (1,189.70 km) |
| Viadana to Ostroleka | 751.36 mi (1,209.20 km) |
| Viadana to Ostrow Mazowiecka | 748.94 mi (1,205.30 km) |
| Viadana to Ostrow Wielkopolski | 572.34 mi (921.09 km) |
| Viadana to Ostrowiec Swietokrzyski | 651.49 mi (1,048.47 km) |
| Viadana to Ostrzeszow | 563.10 mi (906.22 km) |
| Viadana to Oswiecim | 537.71 mi (865.37 km) |
| Viadana to Otwock | 697.66 mi (1,122.77 km) |
| Viadana to Ozarow Mazowiecki | 687.61 mi (1,106.60 km) |
| Viadana to Ozimek | 533.40 mi (858.43 km) |
| Viadana to Ozorkow | 629.88 mi (1,013.70 km) |
| Viadana to Pabianice | 617.04 mi (993.03 km) |
| Viadana to Parczew | 731.14 mi (1,176.66 km) |
