| Mill Valley to Carrollwood (Florida) | 2,397.51 mi (3,858.42 km) |
| Mill Valley to Carson (California) | 369.65 mi (594.89 km) |
| Mill Valley to Carson City (Nevada) | 173.72 mi (279.58 km) |
| Mill Valley to Carteret (New Jersey) | 2,559.25 mi (4,118.71 km) |
| Mill Valley to Cartersville (Georgia) | 2,110.05 mi (3,395.80 km) |
| Mill Valley to Carthage (Missouri) | 1,541.24 mi (2,480.38 km) |
| Mill Valley to Cary (Illinois) | 1,825.07 mi (2,937.17 km) |
| Mill Valley to Cary (North Carolina) | 2,399.81 mi (3,862.13 km) |
| Mill Valley to Casa de Oro-Mount Helix (California) | 474.17 mi (763.11 km) |
| Mill Valley to Casa Grande (Arizona) | 697.84 mi (1,123.07 km) |
| Mill Valley to Casas Adobes (Arizona) | 755.79 mi (1,216.32 km) |
| Mill Valley to Cascades (Virginia) | 2,418.22 mi (3,891.75 km) |
| Mill Valley to Casper (Wyoming) | 917.46 mi (1,476.52 km) |
| Mill Valley to Casselberry (Florida) | 2,443.77 mi (3,932.88 km) |
| Mill Valley to Castaic (California) | 321.81 mi (517.90 km) |
