| Prospect Heights to Nowy Dwor Mazowiecki | 4,645.95 mi (7,476.93 km) |
| Prospect Heights to Nowy Sacz | 4,772.03 mi (7,679.83 km) |
| Prospect Heights to Nowy Targ | 4,756.12 mi (7,654.24 km) |
| Prospect Heights to Nowy Tomysl | 4,500.60 mi (7,243.01 km) |
| Prospect Heights to Nysa | 4,620.12 mi (7,435.37 km) |
| Prospect Heights to Oborniki | 4,509.29 mi (7,257.00 km) |
| Prospect Heights to Oborniki Slaskie | 4,569.73 mi (7,354.27 km) |
| Prospect Heights to Olawa | 4,598.97 mi (7,401.32 km) |
| Prospect Heights to Olecko | 4,629.91 mi (7,451.13 km) |
| Prospect Heights to Olesnica | 4,590.27 mi (7,387.32 km) |
| Prospect Heights to Olesno | 4,639.28 mi (7,466.21 km) |
| Prospect Heights to Olkusz | 4,704.25 mi (7,570.75 km) |
| Prospect Heights to Olsztyn | 4,578.65 mi (7,368.62 km) |
| Prospect Heights to Opalenica | 4,510.35 mi (7,258.71 km) |
| Prospect Heights to Opoczno | 4,679.24 mi (7,530.51 km) |
