| Darby to Nowy Dwor Mazowiecki | 4,326.27 mi (6,962.46 km) |
| Darby to Nowy Sacz | 4,426.67 mi (7,124.03 km) |
| Darby to Nowy Targ | 4,406.47 mi (7,091.53 km) |
| Darby to Nowy Tomysl | 4,161.77 mi (6,697.71 km) |
| Darby to Nysa | 4,268.52 mi (6,869.52 km) |
| Darby to Oborniki | 4,176.29 mi (6,721.08 km) |
| Darby to Oborniki Slaskie | 4,224.14 mi (6,798.10 km) |
| Darby to Olawa | 4,251.53 mi (6,842.17 km) |
| Darby to Olecko | 4,332.53 mi (6,972.54 km) |
| Darby to Olesnica | 4,245.65 mi (6,832.72 km) |
| Darby to Olesno | 4,295.78 mi (6,913.39 km) |
| Darby to Olkusz | 4,360.02 mi (7,016.77 km) |
| Darby to Olsztyn | 4,270.75 mi (6,873.10 km) |
| Darby to Opalenica | 4,172.50 mi (6,714.99 km) |
| Darby to Opoczno | 4,348.01 mi (6,997.45 km) |
