| Cities | Distance |
|---|---|
| Boom to Novi di Modena | 523.20 mi (842.02 km) |
| Boom to Novi Ligure | 482.27 mi (776.13 km) |
| Boom to Nuoro | 781.09 mi (1,257.05 km) |
| Boom to Occhiobello | 540.28 mi (869.50 km) |
| Boom to Oderzo | 521.92 mi (839.95 km) |
| Boom to Oggiono | 431.38 mi (694.24 km) |
| Boom to Olbia | 743.93 mi (1,197.24 km) |
| Boom to Oleggio | 426.36 mi (686.15 km) |
| Boom to Olgiate Comasco | 422.38 mi (679.75 km) |
| Boom to Olgiate Olona | 429.68 mi (691.51 km) |
| Boom to Omegna | 404.31 mi (650.67 km) |
| Boom to Opera | 452.45 mi (728.15 km) |
| Boom to Oppeano | 507.73 mi (817.11 km) |
| Boom to Orbassano | 444.51 mi (715.37 km) |
| Boom to Orbetello | 678.78 mi (1,092.39 km) |