| Greenock to Brownsburg (Indiana) | 3,703.43 mi (5,960.09 km) |
| Greenock to Brownsville (Florida) | 4,203.48 mi (6,764.85 km) |
| Greenock to Brownsville (Texas) | 4,847.00 mi (7,800.49 km) |
| Greenock to Brownwood (Texas) | 4,586.91 mi (7,381.92 km) |
| Greenock to Brunswick (Georgia) | 3,966.32 mi (6,383.17 km) |
| Greenock to Brunswick (Ohio) | 3,466.10 mi (5,578.15 km) |
| Greenock to Brushy Creek (Texas) | 4,608.05 mi (7,415.93 km) |
| Greenock to Bryan (Texas) | 4,550.37 mi (7,323.11 km) |
| Greenock to Bryant (Arkansas) | 4,195.93 mi (6,752.70 km) |
| Greenock to Bryn Mawr-Skyway (Washington) | 4,431.19 mi (7,131.31 km) |
| Greenock to Buckeye (Arizona) | 4,958.00 mi (7,979.13 km) |
| Greenock to Buckhall (Virginia) | 3,425.87 mi (5,513.40 km) |
| Greenock to Bucyrus (Ohio) | 3,530.13 mi (5,681.19 km) |
| Greenock to Buda (Texas) | 4,636.01 mi (7,460.94 km) |
| Greenock to Buena Park (California) | 5,102.60 mi (8,211.84 km) |
