| Quincy to Noventa Vicentina | 3,935.21 mi (6,333.11 km) |
| Quincy to Novi di Modena | 3,921.19 mi (6,310.54 km) |
| Quincy to Novi Ligure | 3,834.34 mi (6,170.78 km) |
| Quincy to Nuoro | 4,008.79 mi (6,451.52 km) |
| Quincy to Occhiobello | 3,949.37 mi (6,355.90 km) |
| Quincy to Oderzo | 3,959.18 mi (6,371.69 km) |
| Quincy to Oggiono | 3,825.76 mi (6,156.97 km) |
| Quincy to Olbia | 3,995.27 mi (6,429.76 km) |
| Quincy to Oleggio | 3,800.88 mi (6,116.93 km) |
| Quincy to Olgiate Comasco | 3,809.37 mi (6,130.59 km) |
| Quincy to Olgiate Olona | 3,810.56 mi (6,132.50 km) |
| Quincy to Omegna | 3,782.40 mi (6,087.19 km) |
| Quincy to Opera | 3,832.86 mi (6,168.39 km) |
| Quincy to Oppeano | 3,919.75 mi (6,308.22 km) |
| Quincy to Orbassano | 3,772.20 mi (6,070.78 km) |
