| Folsom to Cividale del Friuli | 5,940.22 mi (9,559.86 km) |
| Folsom to Civita Castellana | 6,129.20 mi (9,863.99 km) |
| Folsom to Civitanova Marche | 6,109.28 mi (9,831.93 km) |
| Folsom to Civitavecchia | 6,122.58 mi (9,853.34 km) |
| Folsom to Civitella in Val di Chiana | 6,045.56 mi (9,729.38 km) |
| Folsom to Clusone | 5,856.43 mi (9,425.02 km) |
| Folsom to Coccaglio | 5,875.08 mi (9,455.03 km) |
| Folsom to Codigoro | 5,976.56 mi (9,618.34 km) |
| Folsom to Codogno | 5,889.70 mi (9,478.56 km) |
| Folsom to Codroipo | 5,935.90 mi (9,552.91 km) |
| Folsom to Cogoleto | 5,901.38 mi (9,497.35 km) |
| Folsom to Colle di Val d'Elsa | 6,029.64 mi (9,703.77 km) |
| Folsom to Colle Salvetti | 5,999.46 mi (9,655.19 km) |
| Folsom to Collecchio | 5,927.33 mi (9,539.12 km) |
| Folsom to Colleferro | 6,178.87 mi (9,943.93 km) |
