| Oneonta to Noventa Vicentina | 4,097.67 mi (6,594.56 km) |
| Oneonta to Novi di Modena | 4,085.12 mi (6,574.36 km) |
| Oneonta to Novi Ligure | 4,000.49 mi (6,438.16 km) |
| Oneonta to Nuoro | 4,183.71 mi (6,733.04 km) |
| Oneonta to Occhiobello | 4,112.61 mi (6,618.60 km) |
| Oneonta to Oderzo | 4,119.60 mi (6,629.85 km) |
| Oneonta to Oggiono | 3,989.05 mi (6,419.76 km) |
| Oneonta to Olbia | 4,168.88 mi (6,709.16 km) |
| Oneonta to Oleggio | 3,965.23 mi (6,381.42 km) |
| Oneonta to Olgiate Comasco | 3,973.00 mi (6,393.92 km) |
| Oneonta to Olgiate Olona | 3,974.61 mi (6,396.51 km) |
| Oneonta to Omegna | 3,946.30 mi (6,350.95 km) |
| Oneonta to Opera | 3,997.19 mi (6,432.86 km) |
| Oneonta to Oppeano | 4,082.49 mi (6,570.13 km) |
| Oneonta to Orbassano | 3,938.88 mi (6,339.01 km) |
