| Altamont to Carson (California) | 607.59 mi (977.82 km) |
| Altamont to Carson City (Nevada) | 234.62 mi (377.58 km) |
| Altamont to Carteret (New Jersey) | 2,432.31 mi (3,914.43 km) |
| Altamont to Cartersville (Georgia) | 2,063.14 mi (3,320.30 km) |
| Altamont to Carthage (Missouri) | 1,491.43 mi (2,400.22 km) |
| Altamont to Cary (Illinois) | 1,702.09 mi (2,739.26 km) |
| Altamont to Cary (North Carolina) | 2,321.27 mi (3,735.72 km) |
| Altamont to Casa de Oro-Mount Helix (California) | 701.74 mi (1,129.34 km) |
| Altamont to Casa Grande (Arizona) | 841.31 mi (1,353.96 km) |
| Altamont to Casas Adobes (Arizona) | 898.88 mi (1,446.61 km) |
| Altamont to Cascades (Virginia) | 2,309.15 mi (3,716.22 km) |
| Altamont to Casper (Wyoming) | 784.61 mi (1,262.70 km) |
| Altamont to Casselberry (Florida) | 2,431.77 mi (3,913.56 km) |
| Altamont to Castaic (California) | 558.76 mi (899.23 km) |
| Altamont to Castle Pines (Colorado) | 899.57 mi (1,447.72 km) |
