| Penwortham to Black Forest (Colorado) | 4,533.06 mi (7,295.26 km) |
| Penwortham to Blackfoot (Idaho) | 4,558.61 mi (7,336.38 km) |
| Penwortham to Blackhawk (California) | 5,150.34 mi (8,288.67 km) |
| Penwortham to Blacksburg (Virginia) | 3,729.47 mi (6,002.00 km) |
| Penwortham to Blackwells Mills (New Jersey) | 3,347.05 mi (5,386.55 km) |
| Penwortham to Blaine (Minnesota) | 3,825.55 mi (6,156.62 km) |
| Penwortham to Bloomingdale (Florida) | 4,272.73 mi (6,876.29 km) |
| Penwortham to Bloomingdale (Illinois) | 3,795.51 mi (6,108.28 km) |
| Penwortham to Bloomington (California) | 5,230.37 mi (8,417.47 km) |
| Penwortham to Bloomington (Illinois) | 3,899.48 mi (6,275.61 km) |
| Penwortham to Bloomington (Indiana) | 3,871.50 mi (6,230.58 km) |
| Penwortham to Bloomington (Minnesota) | 3,845.63 mi (6,188.94 km) |
| Penwortham to Bloomsburg (Pennsylvania) | 3,396.13 mi (5,465.55 km) |
| Penwortham to Blue Ash (Ohio) | 3,785.65 mi (6,092.42 km) |
| Penwortham to Blue Island (Illinois) | 3,794.35 mi (6,106.42 km) |
