| Acton to Carson (California) | 5,448.30 mi (8,768.19 km) |
| Acton to Carson City (Nevada) | 5,190.56 mi (8,353.40 km) |
| Acton to Carteret (New Jersey) | 3,469.83 mi (5,584.15 km) |
| Acton to Cartersville (Georgia) | 4,197.26 mi (6,754.84 km) |
| Acton to Carthage (Missouri) | 4,425.09 mi (7,121.49 km) |
| Acton to Cary (Illinois) | 3,949.91 mi (6,356.77 km) |
| Acton to Cary (North Carolina) | 3,875.35 mi (6,236.77 km) |
| Acton to Casa de Oro-Mount Helix (California) | 5,467.73 mi (8,799.46 km) |
| Acton to Casa Grande (Arizona) | 5,284.06 mi (8,503.88 km) |
| Acton to Casas Adobes (Arizona) | 5,289.26 mi (8,512.25 km) |
| Acton to Cascades (Virginia) | 3,666.67 mi (5,900.94 km) |
| Acton to Casper (Wyoming) | 4,562.93 mi (7,343.33 km) |
| Acton to Casselberry (Florida) | 4,324.39 mi (6,959.43 km) |
| Acton to Castaic (California) | 5,423.41 mi (8,728.14 km) |
| Acton to Castle Pines (Colorado) | 4,690.73 mi (7,549.01 km) |
