| Romeoville to The Villages (Florida) | 943.93 mi (1,519.11 km) |
| Romeoville to The Woodlands (Texas) | 892.94 mi (1,437.04 km) |
| Romeoville to Thibodaux (Louisiana) | 831.78 mi (1,338.63 km) |
| Romeoville to Thomasville (Georgia) | 779.99 mi (1,255.27 km) |
| Romeoville to Thomasville (North Carolina) | 586.48 mi (943.85 km) |
| Romeoville to Thonotosassa (Florida) | 994.14 mi (1,599.91 km) |
| Romeoville to Thornton (Colorado) | 887.77 mi (1,428.73 km) |
| Romeoville to Thousand Oaks (California) | 1,744.05 mi (2,806.77 km) |
| Romeoville to Three Lakes (Florida) | 1,189.01 mi (1,913.53 km) |
| Romeoville to Tiffin (Ohio) | 257.49 mi (414.39 km) |
| Romeoville to Tifton (Georgia) | 746.89 mi (1,202.01 km) |
| Romeoville to Tigard (Oregon) | 1,743.37 mi (2,805.68 km) |
| Romeoville to Tillmans Corner (Alabama) | 763.50 mi (1,228.73 km) |
| Romeoville to Timberlake (Virginia) | 557.91 mi (897.86 km) |
| Romeoville to Timberlane (Louisiana) | 819.22 mi (1,318.41 km) |
