| Ostrow Mazowiecka to Kothen | 427.88 mi (688.61 km) |
| Ostrow Mazowiecka to Kranenburg | 673.81 mi (1,084.39 km) |
| Ostrow Mazowiecka to Krefeld | 657.81 mi (1,058.65 km) |
| Ostrow Mazowiecka to Kressbronn am Bodensee | 650.77 mi (1,047.31 km) |
| Ostrow Mazowiecka to Kreuzau | 672.49 mi (1,082.27 km) |
| Ostrow Mazowiecka to Kreuztal | 606.56 mi (976.16 km) |
| Ostrow Mazowiecka to Kriftel | 607.16 mi (977.13 km) |
| Ostrow Mazowiecka to Kronach | 487.12 mi (783.94 km) |
| Ostrow Mazowiecka to Kronberg | 603.10 mi (970.60 km) |
| Ostrow Mazowiecka to Kronshagen | 495.68 mi (797.73 km) |
| Ostrow Mazowiecka to Krumbach | 595.17 mi (957.84 km) |
| Ostrow Mazowiecka to Kulmbach | 487.19 mi (784.06 km) |
| Ostrow Mazowiecka to Kummersbruck | 492.81 mi (793.10 km) |
| Ostrow Mazowiecka to Kunzell | 543.90 mi (875.32 km) |
| Ostrow Mazowiecka to Kunzelsau | 582.73 mi (937.81 km) |
