| Giffnock to Centralia (Illinois) | 3,890.23 mi (6,260.72 km) |
| Giffnock to Centralia (Washington) | 4,514.21 mi (7,264.92 km) |
| Giffnock to Centreville (Virginia) | 3,439.83 mi (5,535.87 km) |
| Giffnock to Ceres (California) | 4,992.43 mi (8,034.54 km) |
| Giffnock to Cerritos (California) | 5,124.50 mi (8,247.08 km) |
| Giffnock to Chalco (Nebraska) | 4,002.19 mi (6,440.91 km) |
| Giffnock to Chalmette (Louisiana) | 4,372.28 mi (7,036.50 km) |
| Giffnock to Chambersburg (Pennsylvania) | 3,394.73 mi (5,463.29 km) |
| Giffnock to Chamblee (Georgia) | 3,950.26 mi (6,357.32 km) |
| Giffnock to Champaign (Illinois) | 3,778.65 mi (6,081.14 km) |
| Giffnock to Champlin (Minnesota) | 3,706.16 mi (5,964.49 km) |
| Giffnock to Chandler (Arizona) | 4,961.55 mi (7,984.84 km) |
| Giffnock to Chanhassen (Minnesota) | 3,727.65 mi (5,999.08 km) |
| Giffnock to Channahon (Illinois) | 3,712.71 mi (5,975.03 km) |
| Giffnock to Channelview (Texas) | 4,572.11 mi (7,358.10 km) |
