| Hard to Black Forest (Colorado) | 5,226.07 mi (8,410.54 km) |
| Hard to Blackfoot (Idaho) | 5,245.70 mi (8,442.14 km) |
| Hard to Blackhawk (California) | 5,831.52 mi (9,384.92 km) |
| Hard to Blacksburg (Virginia) | 4,393.25 mi (7,070.25 km) |
| Hard to Blackwells Mills (New Jersey) | 4,008.53 mi (6,451.10 km) |
| Hard to Blaine (Minnesota) | 4,517.98 mi (7,270.98 km) |
| Hard to Bloomingdale (Florida) | 4,910.77 mi (7,903.12 km) |
| Hard to Bloomingdale (Illinois) | 4,481.79 mi (7,212.74 km) |
| Hard to Bloomington (California) | 5,920.27 mi (9,527.76 km) |
| Hard to Bloomington (Illinois) | 4,584.53 mi (7,378.09 km) |
| Hard to Bloomington (Indiana) | 4,551.16 mi (7,324.38 km) |
| Hard to Bloomington (Minnesota) | 4,537.94 mi (7,303.11 km) |
| Hard to Bloomsburg (Pennsylvania) | 4,063.20 mi (6,539.09 km) |
| Hard to Blue Ash (Ohio) | 4,462.21 mi (7,181.23 km) |
| Hard to Blue Island (Illinois) | 4,479.79 mi (7,209.52 km) |
