| Los Alamos to Cadillac (Michigan) | 1,240.42 mi (1,996.26 km) |
| Los Alamos to Caguas (Puerto Rico) | 2,734.86 mi (4,401.33 km) |
| Los Alamos to Cahokia (Illinois) | 903.87 mi (1,454.64 km) |
| Los Alamos to Calabasas (California) | 710.61 mi (1,143.62 km) |
| Los Alamos to Caldwell (Idaho) | 767.23 mi (1,234.73 km) |
| Los Alamos to Caledonia (Wisconsin) | 1,090.15 mi (1,754.42 km) |
| Los Alamos to Calera (Alabama) | 1,126.92 mi (1,813.61 km) |
| Los Alamos to Calexico (California) | 570.15 mi (917.57 km) |
| Los Alamos to Calhoun (Georgia) | 1,206.87 mi (1,942.27 km) |
| Los Alamos to California (Maryland) | 1,643.10 mi (2,644.31 km) |
| Los Alamos to California City (California) | 653.09 mi (1,051.05 km) |
| Los Alamos to Callaway (Florida) | 1,262.23 mi (2,031.36 km) |
| Los Alamos to Calumet City (Illinois) | 1,081.35 mi (1,740.26 km) |
| Los Alamos to Calverton (Maryland) | 1,616.36 mi (2,601.28 km) |
| Los Alamos to Camano (Washington) | 1,183.24 mi (1,904.24 km) |
