| Unna to Chojnow | 355.67 mi (572.40 km) |
| Unna to Chorzow | 497.37 mi (800.43 km) |
| Unna to Choszczno | 344.88 mi (555.03 km) |
| Unna to Chrzanow | 519.54 mi (836.11 km) |
| Unna to Ciechanow | 555.04 mi (893.25 km) |
| Unna to Ciechocinek | 478.37 mi (769.86 km) |
| Unna to Cieszyn | 494.62 mi (796.01 km) |
| Unna to Czarna Bialostocka | 666.97 mi (1,073.38 km) |
| Unna to Czarnkow | 387.19 mi (623.12 km) |
| Unna to Czechowice-Dziedzice | 506.99 mi (815.92 km) |
| Unna to Czeladz | 502.51 mi (808.72 km) |
| Unna to Czersk Pomorski | 457.85 mi (736.84 km) |
| Unna to Czestochowa | 497.19 mi (800.15 km) |
| Unna to Czluchow | 431.60 mi (694.59 km) |
| Unna to Dabrowa Gornicza | 507.16 mi (816.19 km) |
