| Gallatin to Opwijk | 4,348.66 mi (6,998.50 km) |
| Gallatin to Ostend | 4,291.38 mi (6,906.30 km) |
| Gallatin to Oud-Heverlee | 4,371.65 mi (7,035.48 km) |
| Gallatin to Oud-Turnhout | 4,369.57 mi (7,032.14 km) |
| Gallatin to Oudenaarde | 4,329.09 mi (6,966.99 km) |
| Gallatin to Oudenburg | 4,295.77 mi (6,913.37 km) |
| Gallatin to Oupeye | 4,413.78 mi (7,103.29 km) |
| Gallatin to Overijse | 4,367.89 mi (7,029.44 km) |
| Gallatin to Overpelt | 4,389.44 mi (7,064.12 km) |
| Gallatin to Paal | 4,385.30 mi (7,057.45 km) |
| Gallatin to Peer | 4,393.42 mi (7,070.53 km) |
| Gallatin to Pepinster | 4,424.94 mi (7,121.26 km) |
| Gallatin to Peruwelz | 4,338.18 mi (6,981.62 km) |
| Gallatin to Perwez | 4,383.77 mi (7,055.00 km) |
| Gallatin to Philippeville | 4,386.06 mi (7,058.68 km) |
