| Olton to Brezovica | 852.96 mi (1,372.71 km) |
| Olton to Cankova | 887.71 mi (1,428.63 km) |
| Olton to Celje | 876.95 mi (1,411.31 km) |
| Olton to Cerklje na Gorenjskem | 846.14 mi (1,361.72 km) |
| Olton to Cerknica | 860.15 mi (1,384.28 km) |
| Olton to Cerkno | 832.20 mi (1,339.30 km) |
| Olton to Cerkvenjak | 890.54 mi (1,433.19 km) |
| Olton to Cirkulane | 901.15 mi (1,450.26 km) |
| Olton to Crensovci | 904.12 mi (1,455.04 km) |
| Olton to Crna na Koroskem | 851.32 mi (1,370.07 km) |
| Olton to Crnomelj | 901.35 mi (1,450.58 km) |
| Olton to Destrnik | 890.89 mi (1,433.75 km) |
| Olton to Divaca | 850.44 mi (1,368.65 km) |
| Olton to Dobje | 885.87 mi (1,425.66 km) |
| Olton to Dobrna | 871.38 mi (1,402.35 km) |
