| Waltham to University Park (Texas) | 1,537.84 mi (2,474.91 km) |
| Waltham to University Place (Washington) | 2,491.39 mi (4,009.50 km) |
| Waltham to Upland (California) | 2,549.63 mi (4,103.23 km) |
| Waltham to Upper Arlington (Ohio) | 635.52 mi (1,022.77 km) |
| Waltham to Upper Grand Lagoon (Florida) | 1,165.03 mi (1,874.93 km) |
| Waltham to Upper Montclair (New Jersey) | 186.41 mi (300.00 km) |
| Waltham to Urbana (Illinois) | 893.15 mi (1,437.39 km) |
| Waltham to Urbana (Maryland) | 382.41 mi (615.43 km) |
| Waltham to Urbana (Ohio) | 668.10 mi (1,075.21 km) |
| Waltham to Urbandale (Iowa) | 1,154.80 mi (1,858.48 km) |
| Waltham to Utica (New York) | 207.95 mi (334.66 km) |
| Waltham to Uvalde (Texas) | 1,827.08 mi (2,940.41 km) |
| Waltham to Vacaville (California) | 2,644.83 mi (4,256.45 km) |
| Waltham to Vadnais Heights (Minnesota) | 1,102.15 mi (1,773.74 km) |
| Waltham to Vail (Arizona) | 2,263.08 mi (3,642.07 km) |
