| Suffolk to Coudekerque-Branche | 3,862.91 mi (6,216.75 km) |
| Suffolk to Coueron | 3,767.64 mi (6,063.43 km) |
| Suffolk to Coulommiers | 3,941.74 mi (6,343.62 km) |
| Suffolk to Courbevoic | 3,904.28 mi (6,283.33 km) |
| Suffolk to Courcouronnes | 3,918.16 mi (6,305.67 km) |
| Suffolk to Cournon-d'Auvergne | 4,022.36 mi (6,473.36 km) |
| Suffolk to Courrieres | 3,898.35 mi (6,273.79 km) |
| Suffolk to Coutras | 3,889.22 mi (6,259.10 km) |
| Suffolk to Couzeix | 3,931.07 mi (6,326.45 km) |
| Suffolk to Cran-Gevrier | 4,147.31 mi (6,674.46 km) |
| Suffolk to Craponne | 4,090.39 mi (6,582.85 km) |
| Suffolk to Creil | 3,905.87 mi (6,285.89 km) |
| Suffolk to Crepy-en-Valois | 3,923.61 mi (6,314.45 km) |
| Suffolk to Crest | 4,131.24 mi (6,648.59 km) |
| Suffolk to Creteil | 3,915.72 mi (6,301.75 km) |
