| Delaware to Busto Arsizio | 4,396.55 mi (7,075.57 km) |
| Delaware to Busto Garolfo | 4,400.32 mi (7,081.63 km) |
| Delaware to Cabras | 4,595.19 mi (7,395.25 km) |
| Delaware to Cadelbosco di Sopra | 4,499.71 mi (7,241.59 km) |
| Delaware to Cadoneghe | 4,528.30 mi (7,287.59 km) |
| Delaware to Cagli | 4,630.89 mi (7,452.70 km) |
| Delaware to Cagliari | 4,647.96 mi (7,480.17 km) |
| Delaware to Cairo Montenotte | 4,416.37 mi (7,107.46 km) |
| Delaware to Caivano | 4,803.59 mi (7,730.63 km) |
| Delaware to Calcinaia | 4,541.36 mi (7,308.61 km) |
| Delaware to Calcinato | 4,466.26 mi (7,187.74 km) |
| Delaware to Calderara di Reno | 4,534.70 mi (7,297.89 km) |
| Delaware to Caldogno | 4,504.85 mi (7,249.85 km) |
| Delaware to Calenzano | 4,557.25 mi (7,334.19 km) |
| Delaware to Calolziocorte | 4,413.55 mi (7,102.92 km) |
