| Keller to Noventa Vicentina | 5,435.74 mi (8,747.98 km) |
| Keller to Novi di Modena | 5,426.40 mi (8,732.95 km) |
| Keller to Novi Ligure | 5,346.67 mi (8,604.63 km) |
| Keller to Nuoro | 5,544.65 mi (8,923.25 km) |
| Keller to Occhiobello | 5,452.29 mi (8,774.61 km) |
| Keller to Oderzo | 5,452.99 mi (8,775.75 km) |
| Keller to Oggiono | 5,329.44 mi (8,576.91 km) |
| Keller to Olbia | 5,527.84 mi (8,896.19 km) |
| Keller to Oleggio | 5,307.95 mi (8,542.31 km) |
| Keller to Olgiate Comasco | 5,314.18 mi (8,552.34 km) |
| Keller to Olgiate Olona | 5,316.67 mi (8,556.35 km) |
| Keller to Omegna | 5,288.17 mi (8,510.49 km) |
| Keller to Opera | 5,339.73 mi (8,593.47 km) |
| Keller to Oppeano | 5,421.26 mi (8,724.67 km) |
| Keller to Orbassano | 5,286.34 mi (8,507.55 km) |
