| Gummersbach to Cankova | 485.63 mi (781.54 km) |
| Gummersbach to Celje | 482.76 mi (776.93 km) |
| Gummersbach to Cerklje na Gorenjskem | 456.85 mi (735.22 km) |
| Gummersbach to Cerknica | 477.01 mi (767.67 km) |
| Gummersbach to Cerkno | 448.10 mi (721.15 km) |
| Gummersbach to Cerkvenjak | 489.99 mi (788.56 km) |
| Gummersbach to Cirkulane | 502.19 mi (808.20 km) |
| Gummersbach to Crensovci | 502.06 mi (807.98 km) |
| Gummersbach to Crna na Koroskem | 457.28 mi (735.93 km) |
| Gummersbach to Crnomelj | 514.41 mi (827.86 km) |
| Gummersbach to Destrnik | 491.22 mi (790.53 km) |
| Gummersbach to Divaca | 472.00 mi (759.61 km) |
| Gummersbach to Dobje | 491.90 mi (791.64 km) |
| Gummersbach to Dobrna | 476.42 mi (766.72 km) |
| Gummersbach to Dobrova | 464.92 mi (748.21 km) |
