| Gourock to Bailey's Crossroads (Virginia) | 3,405.75 mi (5,481.02 km) |
| Gourock to Bainbridge (Georgia) | 4,095.09 mi (6,590.41 km) |
| Gourock to Bainbridge Island (Washington) | 4,428.84 mi (7,127.52 km) |
| Gourock to Baker (Louisiana) | 4,360.23 mi (7,017.11 km) |
| Gourock to Bakersfield (California) | 5,044.88 mi (8,118.95 km) |
| Gourock to Balch Springs (Texas) | 4,445.18 mi (7,153.82 km) |
| Gourock to Baldwin (New York) | 3,184.91 mi (5,125.61 km) |
| Gourock to Baldwin (Pennsylvania) | 3,438.01 mi (5,532.94 km) |
| Gourock to Baldwin Park (California) | 5,086.67 mi (8,186.21 km) |
| Gourock to Ballenger Creek (Maryland) | 3,390.61 mi (5,456.66 km) |
| Gourock to Ballwin (Missouri) | 3,915.61 mi (6,301.56 km) |
| Gourock to Baltimore (Maryland) | 3,363.82 mi (5,413.55 km) |
| Gourock to Bangor (Maine) | 2,810.49 mi (4,523.05 km) |
| Gourock to Banning (California) | 5,061.51 mi (8,145.71 km) |
| Gourock to Baraboo (Wisconsin) | 3,641.08 mi (5,859.74 km) |
