| Sedro-Woolley to Blue Island (Illinois) | 1,734.36 mi (2,791.19 km) |
| Sedro-Woolley to Blue Springs (Missouri) | 1,530.36 mi (2,462.88 km) |
| Sedro-Woolley to Bluffdale (Utah) | 750.85 mi (1,208.37 km) |
| Sedro-Woolley to Bluffton (Indiana) | 1,879.13 mi (3,024.17 km) |
| Sedro-Woolley to Bluffton (South Carolina) | 2,409.66 mi (3,877.97 km) |
| Sedro-Woolley to Blythe (California) | 1,101.17 mi (1,772.16 km) |
| Sedro-Woolley to Blytheville (Arkansas) | 1,849.31 mi (2,976.18 km) |
| Sedro-Woolley to Boca Raton (Florida) | 2,720.71 mi (4,378.57 km) |
| Sedro-Woolley to Boerne (Texas) | 1,791.28 mi (2,882.79 km) |
| Sedro-Woolley to Bogalusa (Louisiana) | 2,088.25 mi (3,360.71 km) |
| Sedro-Woolley to Boiling Springs (South Carolina) | 2,240.55 mi (3,605.82 km) |
| Sedro-Woolley to Boise (Idaho) | 444.60 mi (715.51 km) |
| Sedro-Woolley to Bolingbrook (Illinois) | 1,714.08 mi (2,758.55 km) |
| Sedro-Woolley to Bolivar (Missouri) | 1,624.70 mi (2,614.70 km) |
| Sedro-Woolley to Bon Air (Virginia) | 2,342.73 mi (3,770.26 km) |
