| Monte San Pietro to Novi di Modena | 33.47 mi (53.86 km) |
| Monte San Pietro to Novi Ligure | 120.52 mi (193.96 km) |
| Monte San Pietro to Nuoro | 301.52 mi (485.26 km) |
| Monte San Pietro to Occhiobello | 37.14 mi (59.77 km) |
| Monte San Pietro to Oderzo | 111.06 mi (178.73 km) |
| Monte San Pietro to Oggiono | 128.50 mi (206.80 km) |
| Monte San Pietro to Olbia | 259.42 mi (417.50 km) |
| Monte San Pietro to Oleggio | 148.06 mi (238.28 km) |
| Monte San Pietro to Olgiate Comasco | 142.23 mi (228.90 km) |
| Monte San Pietro to Olgiate Olona | 139.19 mi (224.00 km) |
| Monte San Pietro to Omegna | 167.70 mi (269.89 km) |
| Monte San Pietro to Opera | 116.16 mi (186.94 km) |
| Monte San Pietro to Oppeano | 58.20 mi (93.66 km) |
| Monte San Pietro to Orbassano | 183.70 mi (295.63 km) |
| Monte San Pietro to Orbetello | 139.46 mi (224.44 km) |
