| Gela to Opwijk | 1,080.54 mi (1,738.96 km) |
| Gela to Ostend | 1,125.15 mi (1,810.76 km) |
| Gela to Oud-Heverlee | 1,061.88 mi (1,708.92 km) |
| Gela to Oud-Turnhout | 1,084.32 mi (1,745.04 km) |
| Gela to Oudenaarde | 1,087.19 mi (1,749.66 km) |
| Gela to Oudenburg | 1,120.77 mi (1,803.71 km) |
| Gela to Oupeye | 1,033.74 mi (1,663.65 km) |
| Gela to Overijse | 1,061.83 mi (1,708.86 km) |
| Gela to Overpelt | 1,069.46 mi (1,721.12 km) |
| Gela to Paal | 1,063.55 mi (1,711.61 km) |
| Gela to Peer | 1,063.57 mi (1,711.65 km) |
| Gela to Pepinster | 1,021.55 mi (1,644.03 km) |
| Gela to Peruwelz | 1,068.34 mi (1,719.33 km) |
| Gela to Perwez | 1,046.12 mi (1,683.56 km) |
| Gela to Philippeville | 1,026.93 mi (1,652.69 km) |
