| Isperih to Black Forest (Colorado) | 5,966.62 mi (9,602.35 km) |
| Isperih to Blackfoot (Idaho) | 5,924.07 mi (9,533.86 km) |
| Isperih to Blackhawk (California) | 6,473.34 mi (10,417.84 km) |
| Isperih to Blacksburg (Virginia) | 5,228.88 mi (8,415.07 km) |
| Isperih to Blackwells Mills (New Jersey) | 4,846.46 mi (7,799.63 km) |
| Isperih to Blaine (Minnesota) | 5,279.20 mi (8,496.05 km) |
| Isperih to Bloomingdale (Florida) | 5,765.54 mi (9,278.74 km) |
| Isperih to Bloomingdale (Illinois) | 5,277.43 mi (8,493.20 km) |
| Isperih to Bloomington (California) | 6,610.17 mi (10,638.04 km) |
| Isperih to Bloomington (Illinois) | 5,383.71 mi (8,664.24 km) |
| Isperih to Bloomington (Indiana) | 5,363.56 mi (8,631.82 km) |
| Isperih to Bloomington (Minnesota) | 5,300.51 mi (8,530.35 km) |
| Isperih to Bloomsburg (Pennsylvania) | 4,895.28 mi (7,878.19 km) |
| Isperih to Blue Ash (Ohio) | 5,280.59 mi (8,498.29 km) |
| Isperih to Blue Island (Illinois) | 5,278.09 mi (8,494.27 km) |
