| Karlovac to Bitritto | 313.03 mi (503.77 km) |
| Karlovac to Bollate | 311.41 mi (501.17 km) |
| Karlovac to Bologna | 216.63 mi (348.62 km) |
| Karlovac to Bolzano | 213.21 mi (343.13 km) |
| Karlovac to Bomporto | 226.23 mi (364.08 km) |
| Karlovac to Bonate di Sopra | 289.59 mi (466.06 km) |
| Karlovac to Bondeno | 205.49 mi (330.70 km) |
| Karlovac to Bordighera | 404.81 mi (651.49 km) |
| Karlovac to Borgaro Torinese | 384.36 mi (618.57 km) |
| Karlovac to Borgo a Buggiano | 261.12 mi (420.22 km) |
| Karlovac to Borgo San Dalmazzo | 402.47 mi (647.72 km) |
| Karlovac to Borgo San Lorenzo | 230.34 mi (370.69 km) |
| Karlovac to Borgomanero | 342.69 mi (551.50 km) |
| Karlovac to Borgoricco | 173.53 mi (279.28 km) |
| Karlovac to Borgosatollo | 257.20 mi (413.92 km) |
