| Martha Lake to Noventa Vicentina | 5,420.50 mi (8,723.45 km) |
| Martha Lake to Novi di Modena | 5,428.54 mi (8,736.39 km) |
| Martha Lake to Novi Ligure | 5,383.78 mi (8,664.35 km) |
| Martha Lake to Nuoro | 5,661.67 mi (9,111.58 km) |
| Martha Lake to Occhiobello | 5,443.38 mi (8,760.27 km) |
| Martha Lake to Oderzo | 5,413.34 mi (8,711.93 km) |
| Martha Lake to Oggiono | 5,337.35 mi (8,589.63 km) |
| Martha Lake to Olbia | 5,630.36 mi (9,061.20 km) |
| Martha Lake to Oleggio | 5,330.28 mi (8,578.25 km) |
| Martha Lake to Olgiate Comasco | 5,327.81 mi (8,574.28 km) |
| Martha Lake to Olgiate Olona | 5,334.59 mi (8,585.19 km) |
| Martha Lake to Omegna | 5,308.19 mi (8,542.70 km) |
| Martha Lake to Opera | 5,357.72 mi (8,622.41 km) |
| Martha Lake to Oppeano | 5,411.05 mi (8,708.25 km) |
| Martha Lake to Orbassano | 5,337.18 mi (8,589.36 km) |
