| Los Alamos to Rockville (Maryland) | 1,605.25 mi (2,583.39 km) |
| Los Alamos to Rockville Centre (New York) | 1,790.55 mi (2,881.62 km) |
| Los Alamos to Rockwall (Texas) | 597.56 mi (961.68 km) |
| Los Alamos to Rocky Mount (North Carolina) | 1,587.76 mi (2,555.25 km) |
| Los Alamos to Rocky Point (New York) | 1,827.27 mi (2,940.71 km) |
| Los Alamos to Rocky River (Ohio) | 1,367.81 mi (2,201.27 km) |
| Los Alamos to Roessleville (New York) | 1,787.60 mi (2,876.86 km) |
| Los Alamos to Rogers (Arkansas) | 677.50 mi (1,090.33 km) |
| Los Alamos to Rogers (Minnesota) | 923.95 mi (1,486.96 km) |
| Los Alamos to Rohnert Park (California) | 918.57 mi (1,478.30 km) |
| Los Alamos to Rolla (Missouri) | 813.94 mi (1,309.90 km) |
| Los Alamos to Rolling Meadows (Illinois) | 1,066.92 mi (1,717.05 km) |
| Los Alamos to Roma (Texas) | 782.96 mi (1,260.05 km) |
| Los Alamos to Rome (Georgia) | 1,196.00 mi (1,924.77 km) |
| Los Alamos to Rome (New York) | 1,705.83 mi (2,745.27 km) |
