| Irun to Blue Springs (Missouri) | 4,556.72 mi (7,333.33 km) |
| Irun to Bluffdale (Utah) | 5,198.06 mi (8,365.46 km) |
| Irun to Bluffton (Indiana) | 4,093.26 mi (6,587.46 km) |
| Irun to Bluffton (South Carolina) | 4,228.48 mi (6,805.09 km) |
| Irun to Blythe (California) | 5,642.29 mi (9,080.39 km) |
| Irun to Blytheville (Arkansas) | 4,493.35 mi (7,231.34 km) |
| Irun to Boca Raton (Florida) | 4,428.84 mi (7,127.53 km) |
| Irun to Boerne (Texas) | 5,158.14 mi (8,301.22 km) |
| Irun to Bogalusa (Louisiana) | 4,708.55 mi (7,577.67 km) |
| Irun to Boiling Springs (South Carolina) | 4,165.91 mi (6,704.38 km) |
| Irun to Boise (Idaho) | 5,196.19 mi (8,362.45 km) |
| Irun to Bolingbrook (Illinois) | 4,184.88 mi (6,734.92 km) |
| Irun to Bolivar (Missouri) | 4,578.84 mi (7,368.93 km) |
| Irun to Bon Air (Virginia) | 3,867.03 mi (6,223.38 km) |
| Irun to Bonham (Texas) | 4,873.73 mi (7,843.51 km) |
