| Philadelphia to Cuenca | 3,742.91 mi (6,023.63 km) |
| Philadelphia to Cuevas del Almanzora | 3,841.40 mi (6,182.13 km) |
| Philadelphia to Cullera | 3,861.08 mi (6,213.80 km) |
| Philadelphia to Culleredo | 3,359.85 mi (5,407.15 km) |
| Philadelphia to Cunit | 3,887.49 mi (6,256.31 km) |
| Philadelphia to Daganzo de Arriba | 3,666.57 mi (5,900.78 km) |
| Philadelphia to Daimiel | 3,701.54 mi (5,957.05 km) |
| Philadelphia to Don Benito | 3,596.16 mi (5,787.46 km) |
| Philadelphia to Donostia | 3,658.23 mi (5,887.35 km) |
| Philadelphia to Dos Hermanas | 3,642.48 mi (5,862.00 km) |
| Philadelphia to Durango | 3,632.27 mi (5,845.57 km) |
| Philadelphia to Ecija | 3,676.36 mi (5,916.52 km) |
| Philadelphia to Ejea de los Caballeros | 3,730.65 mi (6,003.90 km) |
| Philadelphia to El Alamo | 3,649.83 mi (5,873.83 km) |
| Philadelphia to El Arahal | 3,661.39 mi (5,892.44 km) |
