| Loudoun Valley Estates to Coudekerque-Branche | 3,794.31 mi (6,106.36 km) |
| Loudoun Valley Estates to Coueron | 3,713.68 mi (5,976.59 km) |
| Loudoun Valley Estates to Coulommiers | 3,879.24 mi (6,243.04 km) |
| Loudoun Valley Estates to Courbevoic | 3,842.15 mi (6,183.35 km) |
| Loudoun Valley Estates to Courcouronnes | 3,856.73 mi (6,206.80 km) |
| Loudoun Valley Estates to Cournon-d'Auvergne | 3,968.86 mi (6,387.26 km) |
| Loudoun Valley Estates to Courrieres | 3,831.07 mi (6,165.52 km) |
| Loudoun Valley Estates to Coutras | 3,840.75 mi (6,181.08 km) |
| Loudoun Valley Estates to Couzeix | 3,878.87 mi (6,242.44 km) |
| Loudoun Valley Estates to Cran-Gevrier | 4,090.75 mi (6,583.43 km) |
| Loudoun Valley Estates to Craponne | 4,035.53 mi (6,494.56 km) |
| Loudoun Valley Estates to Creil | 3,842.50 mi (6,183.90 km) |
| Loudoun Valley Estates to Crepy-en-Valois | 3,860.02 mi (6,212.09 km) |
| Loudoun Valley Estates to Crest | 4,079.04 mi (6,564.58 km) |
| Loudoun Valley Estates to Creteil | 3,853.76 mi (6,202.03 km) |
