| Rock Island to Tulare (California) | 1,582.12 mi (2,546.18 km) |
| Rock Island to Tullahoma (Tennessee) | 482.90 mi (777.15 km) |
| Rock Island to Tulsa (Oklahoma) | 467.04 mi (751.63 km) |
| Rock Island to Tumwater (Washington) | 1,633.13 mi (2,628.27 km) |
| Rock Island to Tupelo (Mississippi) | 507.62 mi (816.94 km) |
| Rock Island to Turlock (California) | 1,628.93 mi (2,621.51 km) |
| Rock Island to Tuscaloosa (Alabama) | 593.11 mi (954.53 km) |
| Rock Island to Tustin (California) | 1,575.55 mi (2,535.60 km) |
| Rock Island to Twentynine Palms (California) | 1,473.61 mi (2,371.54 km) |
| Rock Island to Twin Falls (Idaho) | 1,224.01 mi (1,969.86 km) |
| Rock Island to Twin Rivers (New Jersey) | 843.66 mi (1,357.74 km) |
| Rock Island to Twinsburg (Ohio) | 473.50 mi (762.02 km) |
| Rock Island to Two Rivers (Wisconsin) | 239.93 mi (386.12 km) |
| Rock Island to Tyler (Texas) | 683.76 mi (1,100.41 km) |
| Rock Island to Tysons (Virginia) | 725.69 mi (1,167.88 km) |
