| Gourock to Brownsburg (Indiana) | 3,701.43 mi (5,956.88 km) |
| Gourock to Brownsville (Florida) | 4,201.45 mi (6,761.57 km) |
| Gourock to Brownsville (Texas) | 4,844.99 mi (7,797.26 km) |
| Gourock to Brownwood (Texas) | 4,584.94 mi (7,378.75 km) |
| Gourock to Brunswick (Georgia) | 3,964.28 mi (6,379.89 km) |
| Gourock to Brunswick (Ohio) | 3,464.09 mi (5,574.92 km) |
| Gourock to Brushy Creek (Texas) | 4,606.06 mi (7,412.73 km) |
| Gourock to Bryan (Texas) | 4,548.37 mi (7,319.90 km) |
| Gourock to Bryant (Arkansas) | 4,193.94 mi (6,749.49 km) |
| Gourock to Bryn Mawr-Skyway (Washington) | 4,429.65 mi (7,128.83 km) |
| Gourock to Buckeye (Arizona) | 4,956.16 mi (7,976.17 km) |
| Gourock to Buckhall (Virginia) | 3,423.84 mi (5,510.13 km) |
| Gourock to Bucyrus (Ohio) | 3,528.12 mi (5,677.96 km) |
| Gourock to Buda (Texas) | 4,634.02 mi (7,457.74 km) |
| Gourock to Buena Park (California) | 5,100.83 mi (8,209.00 km) |
