| Karlovo to Barcellona-Pozzo di Gotto | 591.95 mi (952.65 km) |
| Karlovo to Bareggio | 808.12 mi (1,300.54 km) |
| Karlovo to Barga | 725.46 mi (1,167.52 km) |
| Karlovo to Bari | 421.53 mi (678.39 km) |
| Karlovo to Barletta | 447.09 mi (719.53 km) |
| Karlovo to Baronissi | 533.79 mi (859.05 km) |
| Karlovo to Barrafranca | 668.59 mi (1,075.99 km) |
| Karlovo to Bassano del Grappa | 681.57 mi (1,096.87 km) |
| Karlovo to Battipaglia | 525.97 mi (846.46 km) |
| Karlovo to Beinasco | 872.26 mi (1,403.77 km) |
| Karlovo to Bellinzago Novarese | 826.06 mi (1,329.41 km) |
| Karlovo to Belluno | 666.00 mi (1,071.82 km) |
| Karlovo to Belmonte Mezzagno | 679.34 mi (1,093.29 km) |
| Karlovo to Belpasso | 625.21 mi (1,006.17 km) |
| Karlovo to Belvedere Marittimo | 509.78 mi (820.41 km) |
