| Gig Harbor to Blue Island (Illinois) | 1,749.25 mi (2,815.15 km) |
| Gig Harbor to Blue Springs (Missouri) | 1,528.07 mi (2,459.19 km) |
| Gig Harbor to Bluffdale (Utah) | 710.33 mi (1,143.16 km) |
| Gig Harbor to Bluffton (Indiana) | 1,894.16 mi (3,048.36 km) |
| Gig Harbor to Bluffton (South Carolina) | 2,410.10 mi (3,878.68 km) |
| Gig Harbor to Blythe (California) | 1,034.75 mi (1,665.27 km) |
| Gig Harbor to Blytheville (Arkansas) | 1,845.11 mi (2,969.42 km) |
| Gig Harbor to Boca Raton (Florida) | 2,711.88 mi (4,364.34 km) |
| Gig Harbor to Boerne (Texas) | 1,756.65 mi (2,827.05 km) |
| Gig Harbor to Bogalusa (Louisiana) | 2,072.28 mi (3,335.01 km) |
| Gig Harbor to Boiling Springs (South Carolina) | 2,245.47 mi (3,613.74 km) |
| Gig Harbor to Boise (Idaho) | 401.92 mi (646.83 km) |
| Gig Harbor to Bolingbrook (Illinois) | 1,728.60 mi (2,781.91 km) |
| Gig Harbor to Bolivar (Missouri) | 1,619.46 mi (2,606.27 km) |
| Gig Harbor to Bon Air (Virginia) | 2,358.24 mi (3,795.22 km) |
