| Helena to Brezovica | 5,261.35 mi (8,467.33 km) |
| Helena to Cankova | 5,264.45 mi (8,472.31 km) |
| Helena to Celje | 5,272.13 mi (8,484.68 km) |
| Helena to Cerklje na Gorenjskem | 5,250.24 mi (8,449.45 km) |
| Helena to Cerknica | 5,272.46 mi (8,485.20 km) |
| Helena to Cerkno | 5,243.58 mi (8,438.73 km) |
| Helena to Cerkvenjak | 5,271.26 mi (8,483.27 km) |
| Helena to Cirkulane | 5,285.38 mi (8,505.99 km) |
| Helena to Crensovci | 5,280.03 mi (8,497.38 km) |
| Helena to Crna na Koroskem | 5,247.52 mi (8,445.07 km) |
| Helena to Crnomelj | 5,307.98 mi (8,542.37 km) |
| Helena to Destrnik | 5,273.82 mi (8,487.39 km) |
| Helena to Divaca | 5,268.27 mi (8,478.46 km) |
| Helena to Dobje | 5,281.20 mi (8,499.27 km) |
| Helena to Dobrna | 5,265.26 mi (8,473.62 km) |
