| Otwock to Coudekerque-Branche | 811.76 mi (1,306.40 km) |
| Otwock to Coueron | 1,077.06 mi (1,733.36 km) |
| Otwock to Coulommiers | 829.09 mi (1,334.29 km) |
| Otwock to Courbevoic | 861.80 mi (1,386.93 km) |
| Otwock to Courcouronnes | 861.71 mi (1,386.79 km) |
| Otwock to Cournon-d'Auvergne | 927.45 mi (1,492.59 km) |
| Otwock to Courrieres | 797.68 mi (1,283.74 km) |
| Otwock to Coutras | 1,087.84 mi (1,750.70 km) |
| Otwock to Couzeix | 1,000.70 mi (1,610.48 km) |
| Otwock to Cran-Gevrier | 807.85 mi (1,300.11 km) |
| Otwock to Craponne | 867.52 mi (1,396.14 km) |
| Otwock to Creil | 843.01 mi (1,356.69 km) |
| Otwock to Crepy-en-Valois | 826.55 mi (1,330.20 km) |
| Otwock to Crest | 899.79 mi (1,448.07 km) |
| Otwock to Creteil | 855.79 mi (1,377.27 km) |
