| Sudbury to Noventa Vicentina | 693.63 mi (1,116.30 km) |
| Sudbury to Novi di Modena | 690.40 mi (1,111.09 km) |
| Sudbury to Novi Ligure | 628.76 mi (1,011.90 km) |
| Sudbury to Nuoro | 902.66 mi (1,452.69 km) |
| Sudbury to Occhiobello | 712.55 mi (1,146.74 km) |
| Sudbury to Oderzo | 706.19 mi (1,136.51 km) |
| Sudbury to Oggiono | 593.79 mi (955.61 km) |
| Sudbury to Olbia | 870.29 mi (1,400.60 km) |
| Sudbury to Oleggio | 579.49 mi (932.59 km) |
| Sudbury to Olgiate Comasco | 581.00 mi (935.03 km) |
| Sudbury to Olgiate Olona | 585.86 mi (942.85 km) |
| Sudbury to Omegna | 557.89 mi (897.84 km) |
| Sudbury to Opera | 609.50 mi (980.89 km) |
| Sudbury to Oppeano | 680.44 mi (1,095.07 km) |
| Sudbury to Orbassano | 578.19 mi (930.51 km) |
