| Keystone to Cuenca | 4,522.27 mi (7,277.89 km) |
| Keystone to Cuevas del Almanzora | 4,594.99 mi (7,394.92 km) |
| Keystone to Cullera | 4,637.51 mi (7,463.35 km) |
| Keystone to Culleredo | 4,154.93 mi (6,686.71 km) |
| Keystone to Cunit | 4,687.21 mi (7,543.34 km) |
| Keystone to Daganzo de Arriba | 4,446.86 mi (7,156.53 km) |
| Keystone to Daimiel | 4,467.24 mi (7,189.33 km) |
| Keystone to Don Benito | 4,353.96 mi (7,007.02 km) |
| Keystone to Donostia | 4,467.32 mi (7,189.46 km) |
| Keystone to Dos Hermanas | 4,382.58 mi (7,053.08 km) |
| Keystone to Durango | 4,438.60 mi (7,143.23 km) |
| Keystone to Ecija | 4,421.81 mi (7,116.22 km) |
| Keystone to Ejea de los Caballeros | 4,531.36 mi (7,292.52 km) |
| Keystone to El Alamo | 4,425.66 mi (7,122.42 km) |
| Keystone to El Arahal | 4,402.53 mi (7,085.19 km) |
