| Katrineholm to Nuth | 690.76 mi (1,111.68 km) |
| Katrineholm to Oegstgeest | 655.26 mi (1,054.54 km) |
| Katrineholm to Oirschot | 671.21 mi (1,080.21 km) |
| Katrineholm to Oisterwijk | 669.02 mi (1,076.69 km) |
| Katrineholm to Oldebroek | 603.19 mi (970.74 km) |
| Katrineholm to Oldenzaal | 585.15 mi (941.71 km) |
| Katrineholm to Ommen | 586.46 mi (943.82 km) |
| Katrineholm to Oosterend | 568.85 mi (915.48 km) |
| Katrineholm to Oosterhout | 674.39 mi (1,085.33 km) |
| Katrineholm to Oosterwolde | 563.69 mi (907.17 km) |
| Katrineholm to Oostzaan | 630.74 mi (1,015.07 km) |
| Katrineholm to Opmeer | 614.83 mi (989.47 km) |
| Katrineholm to Oss | 650.81 mi (1,047.38 km) |
| Katrineholm to Oud-Beijerland | 676.77 mi (1,089.15 km) |
| Katrineholm to Oudenbosch | 685.95 mi (1,103.94 km) |
