| Gaziantep to Nyon | 1,716.61 mi (2,762.61 km) |
| Gaziantep to Oberriet | 1,578.70 mi (2,540.67 km) |
| Gaziantep to Obersiggenthal | 1,639.23 mi (2,638.09 km) |
| Gaziantep to Oberwil | 1,672.96 mi (2,692.37 km) |
| Gaziantep to Oberwingert | 1,618.37 mi (2,604.51 km) |
| Gaziantep to Oftringen | 1,653.15 mi (2,660.49 km) |
| Gaziantep to Olten | 1,654.49 mi (2,662.64 km) |
| Gaziantep to Onex | 1,720.34 mi (2,768.62 km) |
| Gaziantep to Opfikon | 1,625.88 mi (2,616.61 km) |
| Gaziantep to Ostermundigen | 1,666.61 mi (2,682.16 km) |
| Gaziantep to Payerne | 1,690.08 mi (2,719.93 km) |
| Gaziantep to Pfaffikon | 1,614.89 mi (2,598.91 km) |
| Gaziantep to Plan-les-Ouates | 1,719.35 mi (2,767.03 km) |
| Gaziantep to Pratteln | 1,666.46 mi (2,681.90 km) |
| Gaziantep to Prilly | 1,701.48 mi (2,738.27 km) |
