| Romeoville to Brezovica | 4,736.88 mi (7,623.27 km) |
| Romeoville to Cankova | 4,766.21 mi (7,670.47 km) |
| Romeoville to Celje | 4,759.42 mi (7,659.54 km) |
| Romeoville to Cerklje na Gorenjskem | 4,729.64 mi (7,611.62 km) |
| Romeoville to Cerknica | 4,744.26 mi (7,635.14 km) |
| Romeoville to Cerkno | 4,716.23 mi (7,590.04 km) |
| Romeoville to Cerkvenjak | 4,770.12 mi (7,676.77 km) |
| Romeoville to Cirkulane | 4,781.71 mi (7,695.41 km) |
| Romeoville to Crensovci | 4,782.66 mi (7,696.95 km) |
| Romeoville to Crna na Koroskem | 4,733.74 mi (7,618.21 km) |
| Romeoville to Crnomelj | 4,785.29 mi (7,701.18 km) |
| Romeoville to Destrnik | 4,771.01 mi (7,678.20 km) |
| Romeoville to Divaca | 4,734.48 mi (7,619.41 km) |
| Romeoville to Dobje | 4,768.43 mi (7,674.05 km) |
| Romeoville to Dobrna | 4,753.57 mi (7,650.13 km) |
