| Karlovo to Pyskowice | 609.92 mi (981.56 km) |
| Karlovo to Raciborz | 601.52 mi (968.05 km) |
| Karlovo to Radom | 629.00 mi (1,012.27 km) |
| Karlovo to Radomsko | 634.22 mi (1,020.68 km) |
| Karlovo to Radzionkow Nowy | 603.95 mi (971.96 km) |
| Karlovo to Radzymin | 695.87 mi (1,119.89 km) |
| Karlovo to Radzyn Podlaski | 639.64 mi (1,029.40 km) |
| Karlovo to Rawa Mazowiecka | 665.21 mi (1,070.55 km) |
| Karlovo to Rawicz | 722.49 mi (1,162.74 km) |
| Karlovo to Reda | 877.33 mi (1,411.93 km) |
| Karlovo to Rogozno | 785.91 mi (1,264.80 km) |
| Karlovo to Ropczyce | 533.75 mi (858.98 km) |
| Karlovo to Ruda Slaska | 597.41 mi (961.44 km) |
| Karlovo to Rumia | 873.38 mi (1,405.57 km) |
| Karlovo to Rury | 603.53 mi (971.28 km) |
