| Romeoville to Tutzing | 4,540.23 mi (7,306.80 km) |
| Romeoville to Twist | 4,203.50 mi (6,764.88 km) |
| Romeoville to Twistringen | 4,254.21 mi (6,846.48 km) |
| Romeoville to Ubach-Palenberg | 4,231.74 mi (6,810.33 km) |
| Romeoville to Uberherrn | 4,315.16 mi (6,944.58 km) |
| Romeoville to Uberlingen | 4,465.95 mi (7,187.25 km) |
| Romeoville to Ubstadt-Weiher | 4,390.90 mi (7,066.46 km) |
| Romeoville to Ueckermunde | 4,402.98 mi (7,085.91 km) |
| Romeoville to Uelzen | 4,315.01 mi (6,944.33 km) |
| Romeoville to Uetersen | 4,256.75 mi (6,850.57 km) |
| Romeoville to Uetze | 4,321.42 mi (6,954.66 km) |
| Romeoville to Uhingen | 4,445.05 mi (7,153.62 km) |
| Romeoville to Ulm | 4,471.82 mi (7,196.70 km) |
| Romeoville to Unna | 4,266.70 mi (6,866.60 km) |
| Romeoville to Unterfohring | 4,542.60 mi (7,310.61 km) |
