| Siirt to Coudekerque-Branche | 2,117.16 mi (3,407.23 km) |
| Siirt to Coueron | 2,280.22 mi (3,669.65 km) |
| Siirt to Coulommiers | 2,064.92 mi (3,323.16 km) |
| Siirt to Courbevoic | 2,103.07 mi (3,384.56 km) |
| Siirt to Courcouronnes | 2,093.14 mi (3,368.58 km) |
| Siirt to Cournon-d'Auvergne | 2,044.79 mi (3,290.78 km) |
| Siirt to Courrieres | 2,086.71 mi (3,358.24 km) |
| Siirt to Coutras | 2,206.52 mi (3,551.05 km) |
| Siirt to Couzeix | 2,139.23 mi (3,442.77 km) |
| Siirt to Cran-Gevrier | 1,905.50 mi (3,066.61 km) |
| Siirt to Craponne | 1,971.26 mi (3,172.44 km) |
| Siirt to Creil | 2,095.51 mi (3,372.40 km) |
| Siirt to Crepy-en-Valois | 2,077.22 mi (3,342.96 km) |
| Siirt to Crest | 1,954.65 mi (3,145.70 km) |
| Siirt to Creteil | 2,092.81 mi (3,368.05 km) |
