| Guyancourt to Chojnow | 637.89 mi (1,026.58 km) |
| Guyancourt to Chorzow | 762.37 mi (1,226.91 km) |
| Guyancourt to Choszczno | 653.78 mi (1,052.16 km) |
| Guyancourt to Chrzanow | 782.09 mi (1,258.66 km) |
| Guyancourt to Ciechanow | 855.22 mi (1,376.34 km) |
| Guyancourt to Ciechocinek | 780.39 mi (1,255.91 km) |
| Guyancourt to Cieszyn | 748.21 mi (1,204.12 km) |
| Guyancourt to Czarna Bialostocka | 968.89 mi (1,559.28 km) |
| Guyancourt to Czarnkow | 692.15 mi (1,113.90 km) |
| Guyancourt to Czechowice-Dziedzice | 764.66 mi (1,230.61 km) |
| Guyancourt to Czeladz | 768.31 mi (1,236.47 km) |
| Guyancourt to Czersk Pomorski | 767.45 mi (1,235.10 km) |
| Guyancourt to Czestochowa | 771.28 mi (1,241.25 km) |
| Guyancourt to Czluchow | 741.16 mi (1,192.78 km) |
| Guyancourt to Dabrowa Gornicza | 772.87 mi (1,243.81 km) |
