| Karczew to Orzesze | 172.03 mi (276.85 km) |
| Karczew to Osowa | 198.52 mi (319.49 km) |
| Karczew to Ostroda | 123.85 mi (199.31 km) |
| Karczew to Ostroleka | 69.24 mi (111.42 km) |
| Karczew to Ostrow Mazowiecka | 56.58 mi (91.06 km) |
| Karczew to Ostrow Wielkopolski | 149.52 mi (240.62 km) |
| Karczew to Ostrowiec Swietokrzyski | 79.72 mi (128.29 km) |
| Karczew to Ostrzeszow | 149.15 mi (240.03 km) |
| Karczew to Oswiecim | 166.50 mi (267.96 km) |
| Karczew to Otwock | 2.41 mi (3.89 km) |
| Karczew to Ozarow Mazowiecki | 21.19 mi (34.10 km) |
| Karczew to Ozimek | 163.22 mi (262.67 km) |
| Karczew to Ozorkow | 84.00 mi (135.18 km) |
| Karczew to Pabianice | 85.08 mi (136.92 km) |
| Karczew to Parczew | 75.67 mi (121.78 km) |
