| Crystal to Cadiz | 4,369.15 mi (7,031.46 km) |
| Crystal to Calafell | 4,500.80 mi (7,243.33 km) |
| Crystal to Calahorra | 4,310.52 mi (6,937.12 km) |
| Crystal to Calasparra | 4,494.70 mi (7,233.52 km) |
| Crystal to Calatayud | 4,364.03 mi (7,023.22 km) |
| Crystal to Caldas de Montbuy | 4,505.96 mi (7,251.64 km) |
| Crystal to Caldas de Reyes | 4,021.89 mi (6,472.61 km) |
| Crystal to Calella | 4,526.50 mi (7,284.69 km) |
| Crystal to Callosa de Segura | 4,534.02 mi (7,296.80 km) |
| Crystal to Calpe | 4,549.90 mi (7,322.35 km) |
| Crystal to Calvia | 4,610.76 mi (7,420.30 km) |
| Crystal to Camas | 4,344.11 mi (6,991.16 km) |
| Crystal to Cambados | 4,019.06 mi (6,468.06 km) |
| Crystal to Cambre | 4,008.40 mi (6,450.90 km) |
| Crystal to Cambrils | 4,485.86 mi (7,219.30 km) |
