| Katrineholm to Noventa Vicentina | 967.58 mi (1,557.18 km) |
| Katrineholm to Novi di Modena | 999.68 mi (1,608.84 km) |
| Katrineholm to Novi Ligure | 1,032.00 mi (1,660.85 km) |
| Katrineholm to Nuoro | 1,325.26 mi (2,132.80 km) |
| Katrineholm to Occhiobello | 991.81 mi (1,596.17 km) |
| Katrineholm to Oderzo | 926.28 mi (1,490.70 km) |
| Katrineholm to Oggiono | 956.57 mi (1,539.45 km) |
| Katrineholm to Olbia | 1,282.90 mi (2,064.63 km) |
| Katrineholm to Oleggio | 978.01 mi (1,573.96 km) |
| Katrineholm to Olgiate Comasco | 961.43 mi (1,547.27 km) |
| Katrineholm to Olgiate Olona | 972.49 mi (1,565.08 km) |
| Katrineholm to Omegna | 962.68 mi (1,549.29 km) |
| Katrineholm to Opera | 984.93 mi (1,585.10 km) |
| Katrineholm to Oppeano | 969.50 mi (1,560.26 km) |
| Katrineholm to Orbassano | 1,032.63 mi (1,661.85 km) |
