| Blackburn to Black Forest (Colorado) | 4,540.86 mi (7,307.81 km) |
| Blackburn to Blackfoot (Idaho) | 4,565.55 mi (7,347.54 km) |
| Blackburn to Blackhawk (California) | 5,156.90 mi (8,299.23 km) |
| Blackburn to Blacksburg (Virginia) | 3,738.67 mi (6,016.80 km) |
| Blackburn to Blackwells Mills (New Jersey) | 3,356.29 mi (5,401.43 km) |
| Blackburn to Blaine (Minnesota) | 3,833.59 mi (6,169.57 km) |
| Blackburn to Bloomingdale (Florida) | 4,282.22 mi (6,891.57 km) |
| Blackburn to Bloomingdale (Illinois) | 3,804.08 mi (6,122.07 km) |
| Blackburn to Bloomington (California) | 5,237.57 mi (8,429.05 km) |
| Blackburn to Bloomington (Illinois) | 3,908.11 mi (6,289.49 km) |
| Blackburn to Bloomington (Indiana) | 3,880.33 mi (6,244.79 km) |
| Blackburn to Bloomington (Minnesota) | 3,853.69 mi (6,201.92 km) |
| Blackburn to Bloomsburg (Pennsylvania) | 3,405.28 mi (5,480.27 km) |
| Blackburn to Blue Ash (Ohio) | 3,794.57 mi (6,106.78 km) |
| Blackburn to Blue Island (Illinois) | 3,802.96 mi (6,120.28 km) |
