| Glen Carbon to Tulare (California) | 1,612.44 mi (2,594.98 km) |
| Glen Carbon to Tullahoma (Tennessee) | 312.69 mi (503.23 km) |
| Glen Carbon to Tulsa (Oklahoma) | 372.11 mi (598.85 km) |
| Glen Carbon to Tumwater (Washington) | 1,746.88 mi (2,811.33 km) |
| Glen Carbon to Tupelo (Mississippi) | 317.81 mi (511.47 km) |
| Glen Carbon to Turlock (California) | 1,672.37 mi (2,691.41 km) |
| Glen Carbon to Tuscaloosa (Alabama) | 405.50 mi (652.59 km) |
| Glen Carbon to Tustin (California) | 1,582.58 mi (2,546.92 km) |
| Glen Carbon to Twentynine Palms (California) | 1,478.80 mi (2,379.90 km) |
| Glen Carbon to Twin Falls (Idaho) | 1,304.85 mi (2,099.95 km) |
| Glen Carbon to Twin Rivers (New Jersey) | 831.17 mi (1,337.64 km) |
| Glen Carbon to Twinsburg (Ohio) | 484.83 mi (780.25 km) |
| Glen Carbon to Two Rivers (Wisconsin) | 393.11 mi (632.64 km) |
| Glen Carbon to Tyler (Texas) | 536.01 mi (862.62 km) |
| Glen Carbon to Tysons (Virginia) | 685.96 mi (1,103.95 km) |
