| Illingen to Cankova | 452.60 mi (728.40 km) |
| Illingen to Celje | 438.31 mi (705.39 km) |
| Illingen to Cerklje na Gorenjskem | 406.72 mi (654.55 km) |
| Illingen to Cerknica | 420.52 mi (676.76 km) |
| Illingen to Cerkno | 392.52 mi (631.70 km) |
| Illingen to Cerkvenjak | 454.41 mi (731.30 km) |
| Illingen to Cirkulane | 464.06 mi (746.83 km) |
| Illingen to Crensovci | 468.82 mi (754.49 km) |
| Illingen to Crna na Koroskem | 412.80 mi (664.34 km) |
| Illingen to Crnomelj | 461.67 mi (742.99 km) |
| Illingen to Destrnik | 454.26 mi (731.06 km) |
| Illingen to Divaca | 411.19 mi (661.75 km) |
| Illingen to Dobje | 447.12 mi (719.57 km) |
| Illingen to Dobrna | 432.99 mi (696.83 km) |
| Illingen to Dobrova | 411.83 mi (662.77 km) |
