| Crystal Lake to Cividale del Friuli | 4,676.97 mi (7,526.86 km) |
| Crystal Lake to Civita Castellana | 4,801.91 mi (7,727.93 km) |
| Crystal Lake to Civitanova Marche | 4,810.00 mi (7,740.94 km) |
| Crystal Lake to Civitavecchia | 4,786.13 mi (7,702.53 km) |
| Crystal Lake to Civitella in Val di Chiana | 4,726.09 mi (7,605.91 km) |
| Crystal Lake to Clusone | 4,553.46 mi (7,328.09 km) |
| Crystal Lake to Coccaglio | 4,567.76 mi (7,351.10 km) |
| Crystal Lake to Codigoro | 4,681.09 mi (7,533.48 km) |
| Crystal Lake to Codogno | 4,573.80 mi (7,360.82 km) |
| Crystal Lake to Codroipo | 4,665.77 mi (7,508.83 km) |
| Crystal Lake to Cogoleto | 4,563.86 mi (7,344.83 km) |
| Crystal Lake to Colle di Val d'Elsa | 4,703.80 mi (7,570.03 km) |
| Crystal Lake to Colle Salvetti | 4,669.60 mi (7,514.99 km) |
| Crystal Lake to Collecchio | 4,610.83 mi (7,420.41 km) |
| Crystal Lake to Colleferro | 4,850.64 mi (7,806.34 km) |
