| Portlethen to Crest Hill (Illinois) | 3,742.71 mi (6,023.31 km) |
| Portlethen to Crestview (Florida) | 4,262.19 mi (6,859.33 km) |
| Portlethen to Crestwood (Illinois) | 3,726.06 mi (5,996.52 km) |
| Portlethen to Crestwood (Missouri) | 3,978.52 mi (6,402.80 km) |
| Portlethen to Creve Coeur (Missouri) | 3,975.21 mi (6,397.48 km) |
| Portlethen to Crofton (Maryland) | 3,464.57 mi (5,575.68 km) |
| Portlethen to Crossville (Tennessee) | 3,926.48 mi (6,319.05 km) |
| Portlethen to Crowley (Louisiana) | 4,500.88 mi (7,243.46 km) |
| Portlethen to Crowley (Texas) | 4,545.40 mi (7,315.12 km) |
| Portlethen to Crown Point (Indiana) | 3,724.24 mi (5,993.58 km) |
| Portlethen to Crystal (Minnesota) | 3,741.81 mi (6,021.86 km) |
| Portlethen to Crystal Lake (Illinois) | 3,716.52 mi (5,981.16 km) |
| Portlethen to Cudahy (California) | 5,132.88 mi (8,260.58 km) |
| Portlethen to Cudahy (Wisconsin) | 3,663.99 mi (5,896.62 km) |
| Portlethen to Cullman (Alabama) | 4,086.26 mi (6,576.20 km) |
