| Gourock to Barberton (Ohio) | 3,467.63 mi (5,580.62 km) |
| Gourock to Bardstown (Kentucky) | 3,769.03 mi (6,065.67 km) |
| Gourock to Barrington (Illinois) | 3,649.08 mi (5,872.63 km) |
| Gourock to Barstow (California) | 5,012.68 mi (8,067.12 km) |
| Gourock to Bartlesville (Oklahoma) | 4,205.80 mi (6,768.58 km) |
| Gourock to Bartlett (Illinois) | 3,660.38 mi (5,890.81 km) |
| Gourock to Bartlett (Tennessee) | 4,063.46 mi (6,539.50 km) |
| Gourock to Bartow (Florida) | 4,150.93 mi (6,680.28 km) |
| Gourock to Batavia (Illinois) | 3,670.67 mi (5,907.37 km) |
| Gourock to Batavia (New York) | 3,245.67 mi (5,223.41 km) |
| Gourock to Batesville (Arkansas) | 4,101.41 mi (6,600.58 km) |
| Gourock to Baton Rouge (Louisiana) | 4,366.82 mi (7,027.72 km) |
| Gourock to Battle Creek (Michigan) | 3,537.57 mi (5,693.18 km) |
| Gourock to Battle Ground (Washington) | 4,536.75 mi (7,301.20 km) |
| Gourock to Bay City (Michigan) | 3,426.69 mi (5,514.73 km) |
