| McDonough to Cullman (Alabama) | 162.63 mi (261.73 km) |
| McDonough to Culpeper (Virginia) | 488.78 mi (786.62 km) |
| McDonough to Culver City (California) | 1,959.17 mi (3,152.98 km) |
| McDonough to Cumberland (Maryland) | 523.01 mi (841.70 km) |
| McDonough to Cupertino (California) | 2,137.29 mi (3,439.64 km) |
| McDonough to Cutler Bay (Florida) | 589.60 mi (948.86 km) |
| McDonough to Cutlerville (Michigan) | 654.74 mi (1,053.70 km) |
| McDonough to Cuyahoga Falls (Ohio) | 552.85 mi (889.73 km) |
| McDonough to Cypress (California) | 1,940.84 mi (3,123.48 km) |
| McDonough to Cypress Gardens (Florida) | 403.08 mi (648.69 km) |
| McDonough to Cypress Lake (Florida) | 495.39 mi (797.26 km) |
| McDonough to D'Iberville (Mississippi) | 345.81 mi (556.53 km) |
| McDonough to Dakota Ridge (Colorado) | 1,237.21 mi (1,991.09 km) |
| McDonough to Dale City (Virginia) | 523.13 mi (841.89 km) |
| McDonough to Dallas (Georgia) | 51.56 mi (82.98 km) |
