| Idrija to Berkley (Colorado) | 5,415.80 mi (8,715.88 km) |
| Idrija to Berkley (Michigan) | 4,495.14 mi (7,234.23 km) |
| Idrija to Berthoud (Colorado) | 5,389.03 mi (8,672.81 km) |
| Idrija to Berwick (Pennsylvania) | 4,281.66 mi (6,890.67 km) |
| Idrija to Berwyn (Illinois) | 4,701.34 mi (7,566.08 km) |
| Idrija to Bessemer (Alabama) | 5,074.27 mi (8,166.24 km) |
| Idrija to Bethany (Oklahoma) | 5,384.80 mi (8,665.99 km) |
| Idrija to Bethany (Oregon) | 5,587.35 mi (8,991.98 km) |
| Idrija to Bethel Park (Pennsylvania) | 4,467.62 mi (7,189.94 km) |
| Idrija to Bethesda (Maryland) | 4,406.93 mi (7,092.28 km) |
| Idrija to Bethlehem (Pennsylvania) | 4,263.61 mi (6,861.62 km) |
| Idrija to Bethpage (New York) | 4,180.23 mi (6,727.43 km) |
| Idrija to Bettendorf (Iowa) | 4,815.01 mi (7,749.00 km) |
| Idrija to Beverly (Massachusetts) | 3,996.79 mi (6,432.21 km) |
| Idrija to Beverly Hills (California) | 6,159.36 mi (9,912.53 km) |
