| Romeoville to Radauti | 5,060.71 mi (8,144.43 km) |
| Romeoville to Ramnicu Sarat | 5,219.46 mi (8,399.91 km) |
| Romeoville to Ramnicu Valcea | 5,140.44 mi (8,272.74 km) |
| Romeoville to Rasnov | 5,154.40 mi (8,295.20 km) |
| Romeoville to Reghin | 5,071.55 mi (8,161.87 km) |
| Romeoville to Resita | 5,043.26 mi (8,116.34 km) |
| Romeoville to Roman | 5,138.71 mi (8,269.96 km) |
| Romeoville to Rosiori de Vede | 5,210.23 mi (8,385.05 km) |
| Romeoville to Rovinari | 5,106.90 mi (8,218.77 km) |
| Romeoville to Roznov | 5,129.42 mi (8,255.01 km) |
| Romeoville to Sabaoani | 5,131.80 mi (8,258.84 km) |
| Romeoville to Sacele | 5,161.66 mi (8,306.88 km) |
| Romeoville to Sacueni | 4,954.50 mi (7,973.49 km) |
| Romeoville to Salcea | 5,084.96 mi (8,183.45 km) |
| Romeoville to Salonta | 4,964.83 mi (7,990.12 km) |
