| Rancho San Diego to Blue Island (Illinois) | 1,712.12 mi (2,755.38 km) |
| Rancho San Diego to Blue Springs (Missouri) | 1,335.04 mi (2,148.53 km) |
| Rancho San Diego to Bluffdale (Utah) | 599.94 mi (965.50 km) |
| Rancho San Diego to Bluffton (Indiana) | 1,830.47 mi (2,945.85 km) |
| Rancho San Diego to Bluffton (South Carolina) | 2,087.51 mi (3,359.53 km) |
| Rancho San Diego to Blythe (California) | 145.65 mi (234.40 km) |
| Rancho San Diego to Blytheville (Arkansas) | 1,551.52 mi (2,496.93 km) |
| Rancho San Diego to Boca Raton (Florida) | 2,244.18 mi (3,611.66 km) |
| Rancho San Diego to Boerne (Texas) | 1,092.29 mi (1,757.87 km) |
| Rancho San Diego to Bogalusa (Louisiana) | 1,590.86 mi (2,560.24 km) |
| Rancho San Diego to Boiling Springs (South Carolina) | 1,999.78 mi (3,218.33 km) |
| Rancho San Diego to Boise (Idaho) | 749.77 mi (1,206.63 km) |
| Rancho San Diego to Bolingbrook (Illinois) | 1,691.29 mi (2,721.88 km) |
| Rancho San Diego to Bolivar (Missouri) | 1,364.73 mi (2,196.32 km) |
| Rancho San Diego to Bon Air (Virginia) | 2,231.02 mi (3,590.48 km) |
