| Castle Rock to Tulare (California) | 819.86 mi (1,319.44 km) |
| Castle Rock to Tullahoma (Tennessee) | 1,057.85 mi (1,702.44 km) |
| Castle Rock to Tulsa (Oklahoma) | 537.61 mi (865.19 km) |
| Castle Rock to Tumwater (Washington) | 1,047.50 mi (1,685.79 km) |
| Castle Rock to Tupelo (Mississippi) | 957.23 mi (1,540.51 km) |
| Castle Rock to Turlock (California) | 874.57 mi (1,407.48 km) |
| Castle Rock to Tuscaloosa (Alabama) | 1,051.66 mi (1,692.48 km) |
| Castle Rock to Tustin (California) | 816.96 mi (1,314.78 km) |
| Castle Rock to Twentynine Palms (California) | 717.31 mi (1,154.40 km) |
| Castle Rock to Twin Falls (Idaho) | 547.07 mi (880.43 km) |
| Castle Rock to Twin Rivers (New Jersey) | 1,604.51 mi (2,582.21 km) |
| Castle Rock to Twinsburg (Ohio) | 1,236.13 mi (1,989.36 km) |
| Castle Rock to Two Rivers (Wisconsin) | 947.13 mi (1,524.26 km) |
| Castle Rock to Tyler (Texas) | 722.88 mi (1,163.36 km) |
| Castle Rock to Tysons (Virginia) | 1,474.81 mi (2,373.48 km) |
