| Alpena to Cuenca | 3,971.56 mi (6,391.61 km) |
| Alpena to Cuevas del Almanzora | 4,093.42 mi (6,587.72 km) |
| Alpena to Cullera | 4,090.14 mi (6,582.44 km) |
| Alpena to Culleredo | 3,580.73 mi (5,762.62 km) |
| Alpena to Cunit | 4,090.69 mi (6,583.32 km) |
| Alpena to Daganzo de Arriba | 3,896.00 mi (6,270.01 km) |
| Alpena to Daimiel | 3,945.01 mi (6,348.87 km) |
| Alpena to Don Benito | 3,849.77 mi (6,195.60 km) |
| Alpena to Donostia | 3,855.58 mi (6,204.96 km) |
| Alpena to Dos Hermanas | 3,911.39 mi (6,294.77 km) |
| Alpena to Durango | 3,833.51 mi (6,169.44 km) |
| Alpena to Ecija | 3,939.64 mi (6,340.23 km) |
| Alpena to Ejea de los Caballeros | 3,936.19 mi (6,334.69 km) |
| Alpena to El Alamo | 3,884.27 mi (6,251.13 km) |
| Alpena to El Arahal | 3,928.94 mi (6,323.01 km) |
