| McDonough to Cold Springs (Nevada) | 2,020.49 mi (3,251.66 km) |
| McDonough to Coldwater (Michigan) | 589.58 mi (948.84 km) |
| McDonough to Colesville (Maryland) | 556.56 mi (895.70 km) |
| McDonough to College (Alaska) | 3,385.49 mi (5,448.42 km) |
| McDonough to College Park (Georgia) | 22.59 mi (36.36 km) |
| McDonough to College Park (Maryland) | 555.71 mi (894.32 km) |
| McDonough to College Station (Texas) | 737.87 mi (1,187.48 km) |
| McDonough to Collegedale (Tennessee) | 122.68 mi (197.44 km) |
| McDonough to Colleyville (Texas) | 752.24 mi (1,210.62 km) |
| McDonough to Collierville (Tennessee) | 335.73 mi (540.30 km) |
| McDonough to Collinsville (Illinois) | 487.55 mi (784.63 km) |
| McDonough to Colonia (New Jersey) | 733.07 mi (1,179.76 km) |
| McDonough to Colonial Heights (Virginia) | 463.15 mi (745.37 km) |
| McDonough to Colonial Park (Pennsylvania) | 623.50 mi (1,003.42 km) |
| McDonough to Colorado Springs (Colorado) | 1,206.28 mi (1,941.32 km) |
