| Derry to Black Forest (Colorado) | 4,329.38 mi (6,967.46 km) |
| Derry to Blackfoot (Idaho) | 4,360.15 mi (7,016.99 km) |
| Derry to Blackhawk (California) | 4,954.88 mi (7,974.11 km) |
| Derry to Blacksburg (Virginia) | 3,528.22 mi (5,678.13 km) |
| Derry to Blackwells Mills (New Jersey) | 3,146.51 mi (5,063.82 km) |
| Derry to Blaine (Minnesota) | 3,621.02 mi (5,827.47 km) |
| Derry to Bloomingdale (Florida) | 4,077.04 mi (6,561.36 km) |
| Derry to Bloomingdale (Illinois) | 3,590.49 mi (5,778.34 km) |
| Derry to Bloomington (California) | 5,029.98 mi (8,094.97 km) |
| Derry to Bloomington (Illinois) | 3,694.57 mi (5,945.83 km) |
| Derry to Bloomington (Indiana) | 3,667.25 mi (5,901.87 km) |
| Derry to Bloomington (Minnesota) | 3,641.04 mi (5,859.69 km) |
| Derry to Bloomsburg (Pennsylvania) | 3,194.34 mi (5,140.79 km) |
| Derry to Blue Ash (Ohio) | 3,581.90 mi (5,764.52 km) |
| Derry to Blue Island (Illinois) | 3,589.41 mi (5,776.59 km) |
