| Rolla to Opwijk | 4,475.29 mi (7,202.29 km) |
| Rolla to Ostend | 4,418.73 mi (7,111.26 km) |
| Rolla to Oud-Heverlee | 4,498.14 mi (7,239.06 km) |
| Rolla to Oud-Turnhout | 4,493.19 mi (7,231.09 km) |
| Rolla to Oudenaarde | 4,457.22 mi (7,173.20 km) |
| Rolla to Oudenburg | 4,423.21 mi (7,118.46 km) |
| Rolla to Oupeye | 4,539.27 mi (7,305.24 km) |
| Rolla to Overijse | 4,494.84 mi (7,233.75 km) |
| Rolla to Overpelt | 4,512.85 mi (7,262.73 km) |
| Rolla to Paal | 4,509.97 mi (7,258.09 km) |
| Rolla to Peer | 4,517.17 mi (7,269.69 km) |
| Rolla to Pepinster | 4,550.83 mi (7,323.85 km) |
| Rolla to Peruwelz | 4,467.97 mi (7,190.50 km) |
| Rolla to Perwez | 4,511.04 mi (7,259.81 km) |
| Rolla to Philippeville | 4,515.81 mi (7,267.50 km) |
