| Roman to Nowy Dwor Mazowiecki | 470.52 mi (757.23 km) |
| Roman to Nowy Sacz | 341.57 mi (549.71 km) |
| Roman to Nowy Targ | 363.24 mi (584.58 km) |
| Roman to Nowy Tomysl | 608.91 mi (979.94 km) |
| Roman to Nysa | 500.81 mi (805.97 km) |
| Roman to Oborniki | 598.76 mi (963.61 km) |
| Roman to Oborniki Slaskie | 544.06 mi (875.58 km) |
| Roman to Olawa | 516.66 mi (831.49 km) |
| Roman to Olecko | 527.76 mi (849.36 km) |
| Roman to Olesnica | 522.63 mi (841.09 km) |
| Roman to Olesno | 472.60 mi (760.58 km) |
| Roman to Olkusz | 408.16 mi (656.87 km) |
| Roman to Olsztyn | 551.51 mi (887.57 km) |
| Roman to Opalenica | 598.72 mi (963.55 km) |
| Roman to Opoczno | 429.24 mi (690.80 km) |
