| Giffnock to Crest Hill (Illinois) | 3,699.89 mi (5,954.39 km) |
| Giffnock to Crestview (Florida) | 4,201.47 mi (6,761.61 km) |
| Giffnock to Crestwood (Illinois) | 3,682.87 mi (5,927.00 km) |
| Giffnock to Crestwood (Missouri) | 3,933.97 mi (6,331.11 km) |
| Giffnock to Creve Coeur (Missouri) | 3,930.91 mi (6,326.19 km) |
| Giffnock to Crofton (Maryland) | 3,402.45 mi (5,475.72 km) |
| Giffnock to Crossville (Tennessee) | 3,870.77 mi (6,229.40 km) |
| Giffnock to Crowley (Louisiana) | 4,447.58 mi (7,157.69 km) |
| Giffnock to Crowley (Texas) | 4,502.26 mi (7,245.68 km) |
| Giffnock to Crown Point (Indiana) | 3,680.14 mi (5,922.61 km) |
| Giffnock to Crystal (Minnesota) | 3,711.69 mi (5,973.38 km) |
| Giffnock to Crystal Lake (Illinois) | 3,675.09 mi (5,914.48 km) |
| Giffnock to Cudahy (California) | 5,122.44 mi (8,243.77 km) |
| Giffnock to Cudahy (Wisconsin) | 3,623.15 mi (5,830.89 km) |
| Giffnock to Cullman (Alabama) | 4,030.50 mi (6,486.46 km) |
