| Petersburg to Noventa Vicentina | 4,413.98 mi (7,103.61 km) |
| Petersburg to Novi di Modena | 4,399.01 mi (7,079.52 km) |
| Petersburg to Novi Ligure | 4,310.66 mi (6,937.33 km) |
| Petersburg to Nuoro | 4,476.63 mi (7,204.44 km) |
| Petersburg to Occhiobello | 4,427.63 mi (7,125.58 km) |
| Petersburg to Oderzo | 4,439.14 mi (7,144.11 km) |
| Petersburg to Oggiono | 4,304.09 mi (6,926.76 km) |
| Petersburg to Olbia | 4,464.60 mi (7,185.08 km) |
| Petersburg to Oleggio | 4,278.51 mi (6,885.60 km) |
| Petersburg to Olgiate Comasco | 4,287.48 mi (6,900.04 km) |
| Petersburg to Olgiate Olona | 4,288.39 mi (6,901.49 km) |
| Petersburg to Omegna | 4,260.36 mi (6,856.38 km) |
| Petersburg to Opera | 4,310.47 mi (6,937.04 km) |
| Petersburg to Oppeano | 4,398.34 mi (7,078.45 km) |
| Petersburg to Orbassano | 4,248.17 mi (6,836.77 km) |
