| Sarpsborg to Noventa Vicentina | 967.64 mi (1,557.26 km) |
| Sarpsborg to Novi di Modena | 994.46 mi (1,600.42 km) |
| Sarpsborg to Novi Ligure | 1,008.40 mi (1,622.86 km) |
| Sarpsborg to Nuoro | 1,312.92 mi (2,112.94 km) |
| Sarpsborg to Occhiobello | 992.66 mi (1,597.54 km) |
| Sarpsborg to Oderzo | 934.86 mi (1,504.51 km) |
| Sarpsborg to Oggiono | 935.78 mi (1,506.00 km) |
| Sarpsborg to Olbia | 1,271.10 mi (2,045.64 km) |
| Sarpsborg to Oleggio | 951.17 mi (1,530.77 km) |
| Sarpsborg to Olgiate Comasco | 937.16 mi (1,508.21 km) |
| Sarpsborg to Olgiate Olona | 947.82 mi (1,525.36 km) |
| Sarpsborg to Omegna | 933.12 mi (1,501.72 km) |
| Sarpsborg to Opera | 963.80 mi (1,551.08 km) |
| Sarpsborg to Oppeano | 966.33 mi (1,555.16 km) |
| Sarpsborg to Orbassano | 997.77 mi (1,605.75 km) |
