| Gaziantep to Noventa Vicentina | 1,451.16 mi (2,335.41 km) |
| Gaziantep to Novi di Modena | 1,475.11 mi (2,373.95 km) |
| Gaziantep to Novi Ligure | 1,575.11 mi (2,534.89 km) |
| Gaziantep to Nuoro | 1,522.63 mi (2,450.44 km) |
| Gaziantep to Occhiobello | 1,443.05 mi (2,322.37 km) |
| Gaziantep to Oderzo | 1,415.30 mi (2,277.70 km) |
| Gaziantep to Oggiono | 1,561.94 mi (2,513.70 km) |
| Gaziantep to Olbia | 1,514.04 mi (2,436.61 km) |
| Gaziantep to Oleggio | 1,593.10 mi (2,563.85 km) |
| Gaziantep to Olgiate Comasco | 1,579.97 mi (2,542.72 km) |
| Gaziantep to Olgiate Olona | 1,581.74 mi (2,545.56 km) |
| Gaziantep to Omegna | 1,607.70 mi (2,587.34 km) |
| Gaziantep to Opera | 1,562.42 mi (2,514.47 km) |
| Gaziantep to Oppeano | 1,467.96 mi (2,362.45 km) |
| Gaziantep to Orbassano | 1,638.22 mi (2,636.46 km) |
