| Waltham to Bixby (Oklahoma) | 1,386.89 mi (2,231.98 km) |
| Waltham to Black Forest (Colorado) | 1,754.21 mi (2,823.12 km) |
| Waltham to Blackfoot (Idaho) | 2,063.59 mi (3,321.03 km) |
| Waltham to Blackhawk (California) | 2,656.44 mi (4,275.13 km) |
| Waltham to Blacksburg (Virginia) | 603.36 mi (971.01 km) |
| Waltham to Blackwells Mills (New Jersey) | 218.27 mi (351.27 km) |
| Waltham to Blaine (Minnesota) | 1,108.90 mi (1,784.60 km) |
| Waltham to Bloomingdale (Florida) | 1,177.86 mi (1,895.57 km) |
| Waltham to Bloomingdale (Illinois) | 861.86 mi (1,387.02 km) |
| Waltham to Bloomington (California) | 2,538.23 mi (4,084.89 km) |
| Waltham to Bloomington (Illinois) | 926.07 mi (1,490.37 km) |
| Waltham to Bloomington (Indiana) | 828.82 mi (1,333.86 km) |
| Waltham to Bloomington (Minnesota) | 1,113.51 mi (1,792.03 km) |
| Waltham to Bloomsburg (Pennsylvania) | 285.47 mi (459.42 km) |
| Waltham to Blue Ash (Ohio) | 719.67 mi (1,158.20 km) |
