| Gloucester City to Nowy Dwor Mazowiecki | 4,322.51 mi (6,956.40 km) |
| Gloucester City to Nowy Sacz | 4,422.58 mi (7,117.46 km) |
| Gloucester City to Nowy Targ | 4,402.34 mi (7,084.88 km) |
| Gloucester City to Nowy Tomysl | 4,157.80 mi (6,691.33 km) |
| Gloucester City to Nysa | 4,264.39 mi (6,862.87 km) |
| Gloucester City to Oborniki | 4,172.39 mi (6,714.81 km) |
| Gloucester City to Oborniki Slaskie | 4,220.09 mi (6,791.57 km) |
| Gloucester City to Olawa | 4,247.44 mi (6,835.60 km) |
| Gloucester City to Olecko | 4,329.03 mi (6,966.90 km) |
| Gloucester City to Olesnica | 4,241.61 mi (6,826.21 km) |
| Gloucester City to Olesno | 4,291.74 mi (6,906.88 km) |
| Gloucester City to Olkusz | 4,355.96 mi (7,010.24 km) |
| Gloucester City to Olsztyn | 4,267.13 mi (6,867.29 km) |
| Gloucester City to Opalenica | 4,168.55 mi (6,708.63 km) |
| Gloucester City to Opoczno | 4,344.11 mi (6,991.16 km) |
