| Giffnock to Black Forest (Colorado) | 4,403.41 mi (7,086.60 km) |
| Giffnock to Blackfoot (Idaho) | 4,418.37 mi (7,110.68 km) |
| Giffnock to Blackhawk (California) | 5,006.57 mi (8,057.29 km) |
| Giffnock to Blacksburg (Virginia) | 3,632.83 mi (5,846.48 km) |
| Giffnock to Blackwells Mills (New Jersey) | 3,252.70 mi (5,234.71 km) |
| Giffnock to Blaine (Minnesota) | 3,699.98 mi (5,954.54 km) |
| Giffnock to Bloomingdale (Florida) | 4,189.69 mi (6,742.65 km) |
| Giffnock to Bloomingdale (Illinois) | 3,680.34 mi (5,922.93 km) |
| Giffnock to Bloomington (California) | 5,092.77 mi (8,196.02 km) |
| Giffnock to Bloomington (Illinois) | 3,785.59 mi (6,092.32 km) |
| Giffnock to Bloomington (Indiana) | 3,762.83 mi (6,055.70 km) |
| Giffnock to Bloomington (Minnesota) | 3,720.43 mi (5,987.45 km) |
| Giffnock to Bloomsburg (Pennsylvania) | 3,297.94 mi (5,307.52 km) |
| Giffnock to Blue Ash (Ohio) | 3,679.71 mi (5,921.92 km) |
| Giffnock to Blue Island (Illinois) | 3,680.15 mi (5,922.62 km) |
