| Williamstown to Nowy Dwor Mazowiecki | 4,327.82 mi (6,964.95 km) |
| Williamstown to Nowy Sacz | 4,427.18 mi (7,124.86 km) |
| Williamstown to Nowy Targ | 4,406.83 mi (7,092.11 km) |
| Williamstown to Nowy Tomysl | 4,162.68 mi (6,699.18 km) |
| Williamstown to Nysa | 4,268.88 mi (6,870.10 km) |
| Williamstown to Oborniki | 4,177.41 mi (6,722.90 km) |
| Williamstown to Oborniki Slaskie | 4,224.76 mi (6,799.09 km) |
| Williamstown to Olawa | 4,252.05 mi (6,843.02 km) |
| Williamstown to Olecko | 4,334.91 mi (6,976.37 km) |
| Williamstown to Olesnica | 4,246.29 mi (6,833.75 km) |
| Williamstown to Olesno | 4,296.44 mi (6,914.45 km) |
| Williamstown to Olkusz | 4,360.61 mi (7,017.73 km) |
| Williamstown to Olsztyn | 4,272.77 mi (6,876.36 km) |
| Williamstown to Opalenica | 4,173.45 mi (6,716.51 km) |
| Williamstown to Opoczno | 4,349.11 mi (6,999.22 km) |
