| Middle Island to Nowy Dwor Mazowiecki | 4,193.95 mi (6,749.50 km) |
| Middle Island to Nowy Sacz | 4,292.49 mi (6,908.10 km) |
| Middle Island to Nowy Targ | 4,272.04 mi (6,875.19 km) |
| Middle Island to Nowy Tomysl | 4,028.27 mi (6,482.87 km) |
| Middle Island to Nysa | 4,134.09 mi (6,653.18 km) |
| Middle Island to Oborniki | 4,043.17 mi (6,506.86 km) |
| Middle Island to Oborniki Slaskie | 4,090.13 mi (6,582.44 km) |
| Middle Island to Olawa | 4,117.37 mi (6,626.27 km) |
| Middle Island to Olecko | 4,201.91 mi (6,762.32 km) |
| Middle Island to Olesnica | 4,111.69 mi (6,617.12 km) |
| Middle Island to Olesno | 4,161.84 mi (6,697.84 km) |
| Middle Island to Olkusz | 4,225.97 mi (6,801.05 km) |
| Middle Island to Olsztyn | 4,139.37 mi (6,661.67 km) |
| Middle Island to Opalenica | 4,039.06 mi (6,500.24 km) |
| Middle Island to Opoczno | 4,214.85 mi (6,783.14 km) |
