| Larkspur to Blue Island (Illinois) | 1,854.95 mi (2,985.25 km) |
| Larkspur to Blue Springs (Missouri) | 1,524.22 mi (2,453.00 km) |
| Larkspur to Bluffdale (Utah) | 593.13 mi (954.55 km) |
| Larkspur to Bluffton (Indiana) | 1,990.56 mi (3,203.50 km) |
| Larkspur to Bluffton (South Carolina) | 2,365.47 mi (3,806.85 km) |
| Larkspur to Blythe (California) | 534.14 mi (859.62 km) |
| Larkspur to Blytheville (Arkansas) | 1,797.99 mi (2,893.58 km) |
| Larkspur to Boca Raton (Florida) | 2,582.17 mi (4,155.60 km) |
| Larkspur to Boerne (Texas) | 1,471.91 mi (2,368.81 km) |
| Larkspur to Bogalusa (Louisiana) | 1,917.02 mi (3,085.15 km) |
| Larkspur to Boiling Springs (South Carolina) | 2,243.75 mi (3,610.97 km) |
| Larkspur to Boise (Idaho) | 511.23 mi (822.75 km) |
| Larkspur to Bolingbrook (Illinois) | 1,833.12 mi (2,950.12 km) |
| Larkspur to Bolivar (Missouri) | 1,583.68 mi (2,548.69 km) |
| Larkspur to Bon Air (Virginia) | 2,432.61 mi (3,914.90 km) |
