| Los Alamos to Robertsville (New Jersey) | 1,756.17 mi (2,826.28 km) |
| Los Alamos to Robinson (Texas) | 609.52 mi (980.92 km) |
| Los Alamos to Robstown (Texas) | 753.57 mi (1,212.75 km) |
| Los Alamos to Rochester (Michigan) | 1,319.53 mi (2,123.59 km) |
| Los Alamos to Rochester (Minnesota) | 919.77 mi (1,480.22 km) |
| Los Alamos to Rochester (New Hampshire) | 1,932.41 mi (3,109.91 km) |
| Los Alamos to Rochester (New York) | 1,599.21 mi (2,573.68 km) |
| Los Alamos to Rochester Hills (Michigan) | 1,317.38 mi (2,120.12 km) |
| Los Alamos to Rock Hill (South Carolina) | 1,420.02 mi (2,285.30 km) |
| Los Alamos to Rock Island (Illinois) | 928.69 mi (1,494.59 km) |
| Los Alamos to Rock Springs (Wyoming) | 424.45 mi (683.09 km) |
| Los Alamos to Rockford (Illinois) | 1,020.62 mi (1,642.53 km) |
| Los Alamos to Rockledge (Florida) | 1,578.64 mi (2,540.58 km) |
| Los Alamos to Rocklin (California) | 845.07 mi (1,360.01 km) |
| Los Alamos to Rockport (Texas) | 765.35 mi (1,231.72 km) |
