| Karlovac to Borgosesia | 352.34 mi (567.03 km) |
| Karlovac to Boscoreale | 330.29 mi (531.54 km) |
| Karlovac to Boscotrecase | 329.29 mi (529.94 km) |
| Karlovac to Botticino Sera | 257.42 mi (414.27 km) |
| Karlovac to Bovalino Marina | 507.67 mi (817.02 km) |
| Karlovac to Boves | 399.28 mi (642.57 km) |
| Karlovac to Boville Ernica | 284.62 mi (458.06 km) |
| Karlovac to Bovisio Masciago | 309.72 mi (498.45 km) |
| Karlovac to Bovolone | 214.98 mi (345.97 km) |
| Karlovac to Bra | 379.32 mi (610.45 km) |
| Karlovac to Bracciano | 287.76 mi (463.11 km) |
| Karlovac to Brandizzo | 375.06 mi (603.60 km) |
| Karlovac to Breganze | 193.15 mi (310.85 km) |
| Karlovac to Brembate | 290.40 mi (467.35 km) |
| Karlovac to Brescia | 258.04 mi (415.27 km) |
