| Ronciglione to Chojnow | 644.52 mi (1,037.26 km) |
| Ronciglione to Chorzow | 639.49 mi (1,029.16 km) |
| Ronciglione to Choszczno | 765.94 mi (1,232.66 km) |
| Ronciglione to Chrzanow | 641.00 mi (1,031.59 km) |
| Ronciglione to Ciechanow | 828.19 mi (1,332.85 km) |
| Ronciglione to Ciechocinek | 792.59 mi (1,275.55 km) |
| Ronciglione to Cieszyn | 599.95 mi (965.52 km) |
| Ronciglione to Czarna Bialostocka | 915.68 mi (1,473.65 km) |
| Ronciglione to Czarnkow | 760.29 mi (1,223.56 km) |
| Ronciglione to Czechowice-Dziedzice | 618.55 mi (995.46 km) |
| Ronciglione to Czeladz | 644.61 mi (1,037.40 km) |
| Ronciglione to Czersk Pomorski | 837.46 mi (1,347.77 km) |
| Ronciglione to Czestochowa | 672.63 mi (1,082.49 km) |
| Ronciglione to Czluchow | 820.87 mi (1,321.06 km) |
| Ronciglione to Dabrowa Gornicza | 646.44 mi (1,040.35 km) |
