| Gourock to Bountiful (Utah) | 4,510.81 mi (7,259.44 km) |
| Gourock to Bourbonnais (Illinois) | 3,688.22 mi (5,935.62 km) |
| Gourock to Bowie (Maryland) | 3,385.72 mi (5,448.79 km) |
| Gourock to Bowling Green (Kentucky) | 3,848.57 mi (6,193.67 km) |
| Gourock to Bowling Green (Ohio) | 3,524.99 mi (5,672.93 km) |
| Gourock to Box Elder (South Dakota) | 4,058.33 mi (6,531.25 km) |
| Gourock to Boynton Beach (Florida) | 4,157.04 mi (6,690.11 km) |
| Gourock to Bozeman (Montana) | 4,220.75 mi (6,792.65 km) |
| Gourock to Bradenton (Florida) | 4,201.24 mi (6,761.25 km) |
| Gourock to Bradfordville (Florida) | 4,098.71 mi (6,596.24 km) |
| Gourock to Bradley (Illinois) | 3,687.97 mi (5,935.21 km) |
| Gourock to Bradley Gardens (New Jersey) | 3,228.94 mi (5,196.48 km) |
| Gourock to Brainerd (Minnesota) | 3,652.26 mi (5,877.74 km) |
| Gourock to Brambleton (Virginia) | 3,414.44 mi (5,495.01 km) |
| Gourock to Brandermill (Virginia) | 3,495.48 mi (5,625.44 km) |
