| Waltham to Rockport (Texas) | 1,752.33 mi (2,820.11 km) |
| Waltham to Rockville (Maryland) | 384.54 mi (618.86 km) |
| Waltham to Rockville Centre (New York) | 171.91 mi (276.67 km) |
| Waltham to Rockwall (Texas) | 1,517.98 mi (2,442.95 km) |
| Waltham to Rocky Mount (North Carolina) | 565.56 mi (910.18 km) |
| Waltham to Rocky Point (New York) | 133.14 mi (214.27 km) |
| Waltham to Rocky River (Ohio) | 548.71 mi (883.07 km) |
| Waltham to Roessleville (New York) | 131.74 mi (212.02 km) |
| Waltham to Rogers (Arkansas) | 1,289.18 mi (2,074.73 km) |
| Waltham to Rogers (Minnesota) | 1,126.98 mi (1,813.70 km) |
| Waltham to Rohnert Park (California) | 2,681.56 mi (4,315.55 km) |
| Waltham to Rolla (Missouri) | 1,122.84 mi (1,807.04 km) |
| Waltham to Rolling Meadows (Illinois) | 857.47 mi (1,379.97 km) |
| Waltham to Roma (Texas) | 1,915.16 mi (3,082.15 km) |
| Waltham to Rome (Georgia) | 939.34 mi (1,511.72 km) |
