| Widnau to Brezovica | 245.83 mi (395.62 km) |
| Widnau to Cankova | 304.08 mi (489.37 km) |
| Widnau to Celje | 278.20 mi (447.71 km) |
| Widnau to Cerklje na Gorenjskem | 242.74 mi (390.64 km) |
| Widnau to Cerknica | 250.11 mi (402.52 km) |
| Widnau to Cerkno | 224.16 mi (360.74 km) |
| Widnau to Cerkvenjak | 302.85 mi (487.39 km) |
| Widnau to Cirkulane | 309.09 mi (497.43 km) |
| Widnau to Crensovci | 318.95 mi (513.30 km) |
| Widnau to Crna na Koroskem | 254.27 mi (409.20 km) |
| Widnau to Crnomelj | 292.85 mi (471.30 km) |
| Widnau to Destrnik | 301.16 mi (484.67 km) |
| Widnau to Divaca | 237.79 mi (382.68 km) |
| Widnau to Dobje | 286.19 mi (460.58 km) |
| Widnau to Dobrna | 274.26 mi (441.37 km) |
