| Nova Gorica to Opwijk | 554.00 mi (891.58 km) |
| Nova Gorica to Ostend | 609.55 mi (980.98 km) |
| Nova Gorica to Oud-Heverlee | 531.49 mi (855.36 km) |
| Nova Gorica to Oud-Turnhout | 541.13 mi (870.87 km) |
| Nova Gorica to Oudenaarde | 570.67 mi (918.40 km) |
| Nova Gorica to Oudenburg | 605.03 mi (973.70 km) |
| Nova Gorica to Oupeye | 492.31 mi (792.30 km) |
| Nova Gorica to Overijse | 534.23 mi (859.76 km) |
| Nova Gorica to Overpelt | 522.38 mi (840.69 km) |
| Nova Gorica to Paal | 522.62 mi (841.08 km) |
| Nova Gorica to Peer | 517.39 mi (832.65 km) |
| Nova Gorica to Pepinster | 480.26 mi (772.91 km) |
| Nova Gorica to Peruwelz | 559.28 mi (900.08 km) |
| Nova Gorica to Perwez | 517.82 mi (833.35 km) |
| Nova Gorica to Philippeville | 511.48 mi (823.15 km) |
