| Idrija to Beverly Hills (Florida) | 5,098.16 mi (8,204.70 km) |
| Idrija to Beverly Hills (Michigan) | 4,496.30 mi (7,236.09 km) |
| Idrija to Bexley (Ohio) | 4,599.94 mi (7,402.89 km) |
| Idrija to Biddeford (Maine) | 3,944.21 mi (6,347.59 km) |
| Idrija to Big Bear City (California) | 6,101.17 mi (9,818.88 km) |
| Idrija to Big Lake (Minnesota) | 4,749.14 mi (7,643.00 km) |
| Idrija to Big Spring (Texas) | 5,699.35 mi (9,172.22 km) |
| Idrija to Billings (Montana) | 5,198.42 mi (8,366.05 km) |
| Idrija to Biloxi (Mississippi) | 5,299.71 mi (8,529.06 km) |
| Idrija to Binghamton (New York) | 4,223.48 mi (6,797.04 km) |
| Idrija to Birmingham (Alabama) | 5,059.45 mi (8,142.40 km) |
| Idrija to Birmingham (Michigan) | 4,494.29 mi (7,232.86 km) |
| Idrija to Bismarck (North Dakota) | 4,907.39 mi (7,897.68 km) |
| Idrija to Bithlo (Florida) | 5,056.26 mi (8,137.27 km) |
| Idrija to Bixby (Oklahoma) | 5,296.32 mi (8,523.61 km) |
