| Karlovo to Imielin | 581.65 mi (936.07 km) |
| Karlovo to Inowroclaw | 763.66 mi (1,229.00 km) |
| Karlovo to Janow Lubelski | 569.11 mi (915.89 km) |
| Karlovo to Jarocin | 728.63 mi (1,172.61 km) |
| Karlovo to Jaroslaw | 519.51 mi (836.08 km) |
| Karlovo to Jasien | 856.44 mi (1,378.31 km) |
| Karlovo to Jaslo | 515.99 mi (830.41 km) |
| Karlovo to Jastrzebie-Zdroj | 585.29 mi (941.94 km) |
| Karlovo to Jawor | 708.04 mi (1,139.48 km) |
| Karlovo to Jaworzno | 584.80 mi (941.14 km) |
| Karlovo to Jedrzejow | 591.71 mi (952.27 km) |
| Karlovo to Jelcz-Laskowice | 678.03 mi (1,091.18 km) |
| Karlovo to Jelenia Gora | 713.03 mi (1,147.50 km) |
| Karlovo to Jozefoslaw | 676.45 mi (1,088.64 km) |
| Karlovo to Jozefow | 676.43 mi (1,088.61 km) |
