| Gaziantep to Opwijk | 1,885.65 mi (3,034.65 km) |
| Gaziantep to Ostend | 1,943.33 mi (3,127.48 km) |
| Gaziantep to Oud-Heverlee | 1,862.77 mi (2,997.84 km) |
| Gaziantep to Oud-Turnhout | 1,860.40 mi (2,994.03 km) |
| Gaziantep to Oudenaarde | 1,907.53 mi (3,069.87 km) |
| Gaziantep to Oudenburg | 1,939.14 mi (3,120.75 km) |
| Gaziantep to Oupeye | 1,819.56 mi (2,928.31 km) |
| Gaziantep to Overijse | 1,867.26 mi (3,005.06 km) |
| Gaziantep to Overpelt | 1,840.44 mi (2,961.90 km) |
| Gaziantep to Paal | 1,846.37 mi (2,971.45 km) |
| Gaziantep to Peer | 1,836.99 mi (2,956.35 km) |
| Gaziantep to Pepinster | 1,809.20 mi (2,911.63 km) |
| Gaziantep to Peruwelz | 1,901.70 mi (3,060.49 km) |
| Gaziantep to Perwez | 1,852.16 mi (2,980.77 km) |
| Gaziantep to Philippeville | 1,854.64 mi (2,984.76 km) |
