| Los Alamos to University Place (Washington) | 1,144.08 mi (1,841.22 km) |
| Los Alamos to Upland (California) | 654.89 mi (1,053.94 km) |
| Los Alamos to Upper Arlington (Ohio) | 1,292.58 mi (2,080.21 km) |
| Los Alamos to Upper Grand Lagoon (Florida) | 1,251.23 mi (2,013.65 km) |
| Los Alamos to Upper Montclair (New Jersey) | 1,761.20 mi (2,834.37 km) |
| Los Alamos to Urbana (Illinois) | 1,024.97 mi (1,649.52 km) |
| Los Alamos to Urbana (Maryland) | 1,594.95 mi (2,566.83 km) |
| Los Alamos to Urbana (Ohio) | 1,257.18 mi (2,023.23 km) |
| Los Alamos to Urbandale (Iowa) | 780.80 mi (1,256.58 km) |
| Los Alamos to Utica (New York) | 1,718.07 mi (2,764.97 km) |
| Los Alamos to Uvalde (Texas) | 596.75 mi (960.37 km) |
| Los Alamos to Vacaville (California) | 879.35 mi (1,415.18 km) |
| Los Alamos to Vadnais Heights (Minnesota) | 937.50 mi (1,508.76 km) |
| Los Alamos to Vail (Arizona) | 367.79 mi (591.90 km) |
| Los Alamos to Valdosta (Georgia) | 1,368.92 mi (2,203.06 km) |
