| Gallup to Noventa Vicentina | 5,725.86 mi (9,214.88 km) |
| Gallup to Novi di Modena | 5,722.89 mi (9,210.10 km) |
| Gallup to Novi Ligure | 5,654.56 mi (9,100.13 km) |
| Gallup to Nuoro | 5,886.26 mi (9,473.01 km) |
| Gallup to Occhiobello | 5,745.16 mi (9,245.94 km) |
| Gallup to Oderzo | 5,734.20 mi (9,228.31 km) |
| Gallup to Oggiono | 5,625.99 mi (9,054.16 km) |
| Gallup to Olbia | 5,863.80 mi (9,436.87 km) |
| Gallup to Oleggio | 5,609.45 mi (9,027.54 km) |
| Gallup to Olgiate Comasco | 5,612.55 mi (9,032.53 km) |
| Gallup to Olgiate Olona | 5,616.71 mi (9,039.22 km) |
| Gallup to Omegna | 5,588.38 mi (8,993.62 km) |
| Gallup to Opera | 5,640.30 mi (9,077.19 km) |
| Gallup to Oppeano | 5,712.97 mi (9,194.14 km) |
| Gallup to Orbassano | 5,598.05 mi (9,009.18 km) |
