| Karlovac to Barcellona-Pozzo di Gotto | 506.97 mi (815.89 km) |
| Karlovac to Bareggio | 318.07 mi (511.88 km) |
| Karlovac to Barga | 266.88 mi (429.50 km) |
| Karlovac to Bari | 308.29 mi (496.14 km) |
| Karlovac to Barletta | 290.22 mi (467.07 km) |
| Karlovac to Baronissi | 329.65 mi (530.52 km) |
| Karlovac to Barrafranca | 565.12 mi (909.48 km) |
| Karlovac to Bassano del Grappa | 185.40 mi (298.37 km) |
| Karlovac to Battipaglia | 337.46 mi (543.09 km) |
| Karlovac to Beinasco | 388.70 mi (625.55 km) |
| Karlovac to Bellinzago Novarese | 334.73 mi (538.70 km) |
| Karlovac to Belluno | 166.81 mi (268.45 km) |
| Karlovac to Belmonte Mezzagno | 525.53 mi (845.76 km) |
| Karlovac to Belpasso | 546.62 mi (879.70 km) |
| Karlovac to Belvedere Marittimo | 405.66 mi (652.85 km) |
