| Idrija to Belvedere Park (Georgia) | 4,943.95 mi (7,956.52 km) |
| Idrija to Belvidere (Illinois) | 4,722.23 mi (7,599.70 km) |
| Idrija to Bemidji (Minnesota) | 4,683.35 mi (7,537.13 km) |
| Idrija to Benbrook (Texas) | 5,525.21 mi (8,891.97 km) |
| Idrija to Bend (Oregon) | 5,641.67 mi (9,079.40 km) |
| Idrija to Benicia (California) | 6,024.12 mi (9,694.89 km) |
| Idrija to Bensenville (Illinois) | 4,701.73 mi (7,566.71 km) |
| Idrija to Bensville (Maryland) | 4,418.46 mi (7,110.83 km) |
| Idrija to Benton (Arkansas) | 5,239.03 mi (8,431.40 km) |
| Idrija to Bentonville (Arkansas) | 5,213.34 mi (8,390.06 km) |
| Idrija to Berea (Kentucky) | 4,763.89 mi (7,666.74 km) |
| Idrija to Berea (Ohio) | 4,494.06 mi (7,232.49 km) |
| Idrija to Berea (South Carolina) | 4,815.75 mi (7,750.21 km) |
| Idrija to Bergenfield (New Jersey) | 4,194.31 mi (6,750.09 km) |
| Idrija to Berkeley (California) | 6,039.49 mi (9,719.62 km) |
