| Poiana Mare to Opwijk | 1,003.82 mi (1,615.49 km) |
| Poiana Mare to Ostend | 1,061.43 mi (1,708.21 km) |
| Poiana Mare to Oud-Heverlee | 980.84 mi (1,578.51 km) |
| Poiana Mare to Oud-Turnhout | 981.29 mi (1,579.23 km) |
| Poiana Mare to Oudenaarde | 1,024.69 mi (1,649.07 km) |
| Poiana Mare to Oudenburg | 1,057.14 mi (1,701.30 km) |
| Poiana Mare to Oupeye | 938.12 mi (1,509.76 km) |
| Poiana Mare to Overijse | 984.97 mi (1,585.16 km) |
| Poiana Mare to Overpelt | 961.37 mi (1,547.17 km) |
| Poiana Mare to Paal | 966.01 mi (1,554.65 km) |
| Poiana Mare to Peer | 957.51 mi (1,540.96 km) |
| Poiana Mare to Pepinster | 927.29 mi (1,492.33 km) |
| Poiana Mare to Peruwelz | 1,017.65 mi (1,637.74 km) |
| Poiana Mare to Perwez | 969.48 mi (1,560.22 km) |
| Poiana Mare to Philippeville | 970.21 mi (1,561.40 km) |
