| Elkton to Opwijk | 3,771.79 mi (6,070.11 km) |
| Elkton to Ostend | 3,714.17 mi (5,977.38 km) |
| Elkton to Oud-Heverlee | 3,794.77 mi (6,107.09 km) |
| Elkton to Oud-Turnhout | 3,795.16 mi (6,107.72 km) |
| Elkton to Oudenaarde | 3,751.03 mi (6,036.71 km) |
| Elkton to Oudenburg | 3,718.47 mi (5,984.30 km) |
| Elkton to Oupeye | 3,837.54 mi (6,175.93 km) |
| Elkton to Overijse | 3,790.64 mi (6,100.44 km) |
| Elkton to Overpelt | 3,815.12 mi (6,139.85 km) |
| Elkton to Paal | 3,809.91 mi (6,131.46 km) |
| Elkton to Peer | 3,818.78 mi (6,145.74 km) |
| Elkton to Pepinster | 3,848.32 mi (6,193.27 km) |
| Elkton to Peruwelz | 3,758.70 mi (6,049.04 km) |
| Elkton to Perwez | 3,806.18 mi (6,125.45 km) |
| Elkton to Philippeville | 3,806.38 mi (6,125.78 km) |
