| Ronkonkoma to Brezovica | 4,178.57 mi (6,724.76 km) |
| Ronkonkoma to Cankova | 4,220.64 mi (6,792.47 km) |
| Ronkonkoma to Celje | 4,206.48 mi (6,769.68 km) |
| Ronkonkoma to Cerklje na Gorenjskem | 4,173.60 mi (6,716.77 km) |
| Ronkonkoma to Cerknica | 4,183.75 mi (6,733.10 km) |
| Ronkonkoma to Cerkno | 4,157.13 mi (6,690.25 km) |
| Ronkonkoma to Cerkvenjak | 4,222.89 mi (6,796.08 km) |
| Ronkonkoma to Cirkulane | 4,232.74 mi (6,811.93 km) |
| Ronkonkoma to Crensovci | 4,236.98 mi (6,818.75 km) |
| Ronkonkoma to Crna na Koroskem | 4,181.13 mi (6,728.88 km) |
| Ronkonkoma to Crnomelj | 4,226.27 mi (6,801.52 km) |
| Ronkonkoma to Destrnik | 4,222.87 mi (6,796.05 km) |
| Ronkonkoma to Divaca | 4,171.41 mi (6,713.23 km) |
| Ronkonkoma to Dobje | 4,215.16 mi (6,783.65 km) |
| Ronkonkoma to Dobrna | 4,201.37 mi (6,761.46 km) |
