| Mortara to Carson (California) | 6,046.19 mi (9,730.40 km) |
| Mortara to Carson City (Nevada) | 5,787.85 mi (9,314.65 km) |
| Mortara to Carteret (New Jersey) | 4,019.22 mi (6,468.31 km) |
| Mortara to Cartersville (Georgia) | 4,748.88 mi (7,642.59 km) |
| Mortara to Carthage (Missouri) | 5,004.03 mi (8,053.21 km) |
| Mortara to Cary (Illinois) | 4,530.26 mi (7,290.75 km) |
| Mortara to Cary (North Carolina) | 4,417.14 mi (7,108.71 km) |
| Mortara to Casa de Oro-Mount Helix (California) | 6,065.09 mi (9,760.81 km) |
| Mortara to Casa Grande (Arizona) | 5,878.59 mi (9,460.68 km) |
| Mortara to Casas Adobes (Arizona) | 5,882.76 mi (9,467.39 km) |
| Mortara to Cascades (Virginia) | 4,217.39 mi (6,787.23 km) |
| Mortara to Casper (Wyoming) | 5,160.03 mi (8,304.27 km) |
| Mortara to Casselberry (Florida) | 4,845.60 mi (7,798.25 km) |
| Mortara to Castaic (California) | 6,021.40 mi (9,690.51 km) |
| Mortara to Castle Pines (Colorado) | 5,285.03 mi (8,505.43 km) |
