| Rock Island to The Villages (Florida) | 993.42 mi (1,598.75 km) |
| Rock Island to The Woodlands (Texas) | 827.53 mi (1,331.79 km) |
| Rock Island to Thibodaux (Louisiana) | 806.77 mi (1,298.37 km) |
| Rock Island to Thomasville (Georgia) | 821.08 mi (1,321.40 km) |
| Rock Island to Thomasville (North Carolina) | 684.77 mi (1,102.03 km) |
| Rock Island to Thonotosassa (Florida) | 1,038.81 mi (1,671.81 km) |
| Rock Island to Thornton (Colorado) | 759.00 mi (1,221.50 km) |
| Rock Island to Thousand Oaks (California) | 1,615.35 mi (2,599.65 km) |
| Rock Island to Three Lakes (Florida) | 1,238.72 mi (1,993.53 km) |
| Rock Island to Tiffin (Ohio) | 384.93 mi (619.48 km) |
| Rock Island to Tifton (Georgia) | 794.35 mi (1,278.39 km) |
| Rock Island to Tigard (Oregon) | 1,627.03 mi (2,618.46 km) |
| Rock Island to Tillmans Corner (Alabama) | 763.76 mi (1,229.16 km) |
| Rock Island to Timberlake (Virginia) | 669.08 mi (1,076.78 km) |
| Rock Island to Timberlane (Louisiana) | 801.51 mi (1,289.91 km) |
