| Mercer Island to Cuenca | 5,355.52 mi (8,618.88 km) |
| Mercer Island to Cuevas del Almanzora | 5,518.30 mi (8,880.85 km) |
| Mercer Island to Cullera | 5,465.52 mi (8,795.91 km) |
| Mercer Island to Culleredo | 4,980.92 mi (8,016.01 km) |
| Mercer Island to Cunit | 5,408.32 mi (8,703.85 km) |
| Mercer Island to Daganzo de Arriba | 5,287.72 mi (8,509.76 km) |
| Mercer Island to Daimiel | 5,362.72 mi (8,630.47 km) |
| Mercer Island to Don Benito | 5,295.76 mi (8,522.70 km) |
| Mercer Island to Donostia | 5,181.07 mi (8,338.13 km) |
| Mercer Island to Dos Hermanas | 5,384.31 mi (8,665.21 km) |
| Mercer Island to Durango | 5,169.56 mi (8,319.61 km) |
| Mercer Island to Ecija | 5,399.08 mi (8,688.98 km) |
| Mercer Island to Ejea de los Caballeros | 5,272.58 mi (8,485.39 km) |
| Mercer Island to El Alamo | 5,287.61 mi (8,509.58 km) |
| Mercer Island to El Arahal | 5,397.86 mi (8,687.02 km) |
