| Davenport to Noventa Vicentina | 4,757.69 mi (7,656.76 km) |
| Davenport to Novi di Modena | 4,750.13 mi (7,644.59 km) |
| Davenport to Novi Ligure | 4,673.62 mi (7,521.47 km) |
| Davenport to Nuoro | 4,884.01 mi (7,860.06 km) |
| Davenport to Occhiobello | 4,775.04 mi (7,684.69 km) |
| Davenport to Oderzo | 4,772.61 mi (7,680.77 km) |
| Davenport to Oggiono | 4,652.94 mi (7,488.18 km) |
| Davenport to Olbia | 4,864.98 mi (7,829.43 km) |
| Davenport to Oleggio | 4,632.84 mi (7,455.84 km) |
| Davenport to Olgiate Comasco | 4,638.16 mi (7,464.40 km) |
| Davenport to Olgiate Olona | 4,641.15 mi (7,469.21 km) |
| Davenport to Omegna | 4,612.63 mi (7,423.31 km) |
| Davenport to Opera | 4,664.43 mi (7,506.68 km) |
| Davenport to Oppeano | 4,743.61 mi (7,634.10 km) |
| Davenport to Orbassano | 4,614.35 mi (7,426.08 km) |
