| Gulagac to Opwijk | 1,700.05 mi (2,735.96 km) |
| Gulagac to Ostend | 1,757.74 mi (2,828.80 km) |
| Gulagac to Oud-Heverlee | 1,677.13 mi (2,699.08 km) |
| Gulagac to Oud-Turnhout | 1,675.62 mi (2,696.65 km) |
| Gulagac to Oudenaarde | 1,721.60 mi (2,770.64 km) |
| Gulagac to Oudenburg | 1,753.51 mi (2,822.01 km) |
| Gulagac to Oupeye | 1,634.05 mi (2,629.76 km) |
| Gulagac to Overijse | 1,681.50 mi (2,706.11 km) |
| Gulagac to Overpelt | 1,655.65 mi (2,664.51 km) |
| Gulagac to Paal | 1,661.21 mi (2,673.46 km) |
| Gulagac to Peer | 1,652.08 mi (2,658.77 km) |
| Gulagac to Pepinster | 1,623.54 mi (2,612.83 km) |
| Gulagac to Peruwelz | 1,715.31 mi (2,760.52 km) |
| Gulagac to Perwez | 1,666.26 mi (2,681.59 km) |
| Gulagac to Philippeville | 1,668.08 mi (2,684.52 km) |
