| Fort Meade to Opwijk | 3,831.71 mi (6,166.55 km) |
| Fort Meade to Ostend | 3,774.10 mi (6,073.83 km) |
| Fort Meade to Oud-Heverlee | 3,854.69 mi (6,203.53 km) |
| Fort Meade to Oud-Turnhout | 3,855.02 mi (6,204.05 km) |
| Fort Meade to Oudenaarde | 3,810.99 mi (6,133.19 km) |
| Fort Meade to Oudenburg | 3,778.40 mi (6,080.75 km) |
| Fort Meade to Oupeye | 3,897.45 mi (6,272.34 km) |
| Fort Meade to Overijse | 3,850.58 mi (6,196.90 km) |
| Fort Meade to Overpelt | 3,874.98 mi (6,236.18 km) |
| Fort Meade to Paal | 3,869.80 mi (6,227.84 km) |
| Fort Meade to Peer | 3,878.65 mi (6,242.08 km) |
| Fort Meade to Pepinster | 3,908.24 mi (6,289.71 km) |
| Fort Meade to Peruwelz | 3,818.69 mi (6,145.58 km) |
| Fort Meade to Perwez | 3,866.12 mi (6,221.93 km) |
| Fort Meade to Philippeville | 3,866.38 mi (6,222.34 km) |
