| Tucson Mountains to Cadillac (Michigan) | 1,608.94 mi (2,589.35 km) |
| Tucson Mountains to Caguas (Puerto Rico) | 2,952.63 mi (4,751.80 km) |
| Tucson Mountains to Cahokia (Illinois) | 1,250.68 mi (2,012.78 km) |
| Tucson Mountains to Calabasas (California) | 457.06 mi (735.57 km) |
| Tucson Mountains to Caldwell (Idaho) | 841.42 mi (1,354.13 km) |
| Tucson Mountains to Caledonia (Wisconsin) | 1,456.97 mi (2,344.77 km) |
| Tucson Mountains to Calera (Alabama) | 1,412.72 mi (2,273.56 km) |
| Tucson Mountains to Calexico (California) | 258.92 mi (416.70 km) |
| Tucson Mountains to Calhoun (Georgia) | 1,511.47 mi (2,432.47 km) |
| Tucson Mountains to California (Maryland) | 1,982.03 mi (3,189.76 km) |
| Tucson Mountains to California City (California) | 437.98 mi (704.86 km) |
| Tucson Mountains to Callaway (Florida) | 1,511.84 mi (2,433.07 km) |
| Tucson Mountains to Calumet City (Illinois) | 1,443.82 mi (2,323.61 km) |
| Tucson Mountains to Calverton (Maryland) | 1,959.68 mi (3,153.80 km) |
| Tucson Mountains to Camano (Washington) | 1,249.35 mi (2,010.63 km) |
