| Irun to Black Forest (Colorado) | 4,985.12 mi (8,022.77 km) |
| Irun to Blackfoot (Idaho) | 5,080.22 mi (8,175.82 km) |
| Irun to Blackhawk (California) | 5,692.42 mi (9,161.06 km) |
| Irun to Blacksburg (Virginia) | 4,010.31 mi (6,453.97 km) |
| Irun to Blackwells Mills (New Jersey) | 3,626.08 mi (5,835.61 km) |
| Irun to Blaine (Minnesota) | 4,263.35 mi (6,861.20 km) |
| Irun to Bloomingdale (Florida) | 4,470.53 mi (7,194.62 km) |
| Irun to Bloomingdale (Illinois) | 4,174.44 mi (6,718.12 km) |
| Irun to Bloomington (California) | 5,726.65 mi (9,216.15 km) |
| Irun to Bloomington (Illinois) | 4,269.30 mi (6,870.78 km) |
| Irun to Bloomington (Indiana) | 4,213.14 mi (6,780.40 km) |
| Irun to Bloomington (Minnesota) | 4,280.92 mi (6,889.48 km) |
| Irun to Bloomsburg (Pennsylvania) | 3,693.57 mi (5,944.22 km) |
| Irun to Blue Ash (Ohio) | 4,114.40 mi (6,621.49 km) |
| Irun to Blue Island (Illinois) | 4,167.99 mi (6,707.73 km) |
