| Waltham to Buena Park (California) | 2,575.39 mi (4,144.69 km) |
| Waltham to Buenaventura Lakes (Florida) | 1,123.90 mi (1,808.74 km) |
| Waltham to Buffalo (Minnesota) | 1,140.89 mi (1,836.09 km) |
| Waltham to Buffalo (New York) | 388.06 mi (624.52 km) |
| Waltham to Buffalo Grove (Illinois) | 853.46 mi (1,373.52 km) |
| Waltham to Buford (Georgia) | 895.40 mi (1,441.01 km) |
| Waltham to Bull Run (Virginia) | 412.95 mi (664.59 km) |
| Waltham to Bullhead City (Arizona) | 2,360.19 mi (3,798.35 km) |
| Waltham to Burbank (California) | 2,581.22 mi (4,154.07 km) |
| Waltham to Burbank (Illinois) | 847.51 mi (1,363.93 km) |
| Waltham to Burien (Washington) | 2,478.32 mi (3,988.47 km) |
| Waltham to Burkburnett (Texas) | 1,581.82 mi (2,545.69 km) |
| Waltham to Burke (Virginia) | 402.42 mi (647.64 km) |
| Waltham to Burke Centre (Virginia) | 403.35 mi (649.13 km) |
| Waltham to Burleson (Texas) | 1,576.76 mi (2,537.55 km) |
