| Waltham to River Grove (Illinois) | 849.28 mi (1,366.78 km) |
| Waltham to River Ridge (Louisiana) | 1,357.51 mi (2,184.70 km) |
| Waltham to Riverbank (California) | 2,610.51 mi (4,201.21 km) |
| Waltham to Riverdale (Georgia) | 939.36 mi (1,511.76 km) |
| Waltham to Riverdale (Illinois) | 841.83 mi (1,354.80 km) |
| Waltham to Riverside (California) | 2,541.75 mi (4,090.55 km) |
| Waltham to Riverside (Ohio) | 693.70 mi (1,116.39 km) |
| Waltham to Riverton (Utah) | 2,092.48 mi (3,367.53 km) |
| Waltham to Riverton (Wyoming) | 1,872.01 mi (3,012.70 km) |
| Waltham to Riverview (Florida) | 1,182.40 mi (1,902.89 km) |
| Waltham to Riverview (Michigan) | 610.67 mi (982.78 km) |
| Waltham to Riviera Beach (Florida) | 1,187.99 mi (1,911.89 km) |
| Waltham to Riviera Beach (Maryland) | 355.01 mi (571.33 km) |
| Waltham to Roanoke (Virginia) | 581.31 mi (935.52 km) |
| Waltham to Roanoke Rapids (North Carolina) | 534.07 mi (859.50 km) |
