| Giffnock to Cicero (Illinois) | 3,673.71 mi (5,912.26 km) |
| Giffnock to Cimarron Hills (Colorado) | 4,415.16 mi (7,105.51 km) |
| Giffnock to Cincinnati (Ohio) | 3,689.60 mi (5,937.84 km) |
| Giffnock to Cinco Ranch (Texas) | 4,598.72 mi (7,400.92 km) |
| Giffnock to Circleville (Ohio) | 3,608.21 mi (5,806.85 km) |
| Giffnock to Citrus (California) | 5,104.51 mi (8,214.91 km) |
| Giffnock to Citrus Heights (California) | 4,937.25 mi (7,945.73 km) |
| Giffnock to Citrus Park (Florida) | 4,190.82 mi (6,744.48 km) |
| Giffnock to Claiborne (Louisiana) | 4,316.27 mi (6,946.36 km) |
| Giffnock to Claremont (California) | 5,098.60 mi (8,205.40 km) |
| Giffnock to Claremont (New Hampshire) | 3,031.59 mi (4,878.87 km) |
| Giffnock to Claremore (Oklahoma) | 4,238.91 mi (6,821.86 km) |
| Giffnock to Clarksburg (Maryland) | 3,414.40 mi (5,494.95 km) |
| Giffnock to Clarksburg (West Virginia) | 3,526.62 mi (5,675.55 km) |
| Giffnock to Clarksdale (Mississippi) | 4,168.23 mi (6,708.12 km) |
