| Greenfield to Noventa Vicentina | 4,593.82 mi (7,393.04 km) |
| Greenfield to Novi di Modena | 4,586.09 mi (7,380.61 km) |
| Greenfield to Novi Ligure | 4,509.35 mi (7,257.09 km) |
| Greenfield to Nuoro | 4,719.38 mi (7,595.11 km) |
| Greenfield to Occhiobello | 4,611.10 mi (7,420.85 km) |
| Greenfield to Oderzo | 4,609.00 mi (7,417.47 km) |
| Greenfield to Oggiono | 4,488.91 mi (7,224.21 km) |
| Greenfield to Olbia | 4,700.37 mi (7,564.51 km) |
| Greenfield to Oleggio | 4,468.71 mi (7,191.69 km) |
| Greenfield to Olgiate Comasco | 4,474.10 mi (7,200.37 km) |
| Greenfield to Olgiate Olona | 4,477.05 mi (7,205.11 km) |
| Greenfield to Omegna | 4,448.52 mi (7,159.21 km) |
| Greenfield to Opera | 4,500.31 mi (7,242.56 km) |
| Greenfield to Oppeano | 4,579.70 mi (7,370.32 km) |
| Greenfield to Orbassano | 4,450.01 mi (7,161.60 km) |
