| Healdsburg to Tulare (California) | 255.80 mi (411.66 km) |
| Healdsburg to Tullahoma (Tennessee) | 2,021.30 mi (3,252.97 km) |
| Healdsburg to Tulsa (Oklahoma) | 1,484.95 mi (2,389.79 km) |
| Healdsburg to Tumwater (Washington) | 578.09 mi (930.34 km) |
| Healdsburg to Tupelo (Mississippi) | 1,909.63 mi (3,073.26 km) |
| Healdsburg to Turlock (California) | 133.67 mi (215.12 km) |
| Healdsburg to Tuscaloosa (Alabama) | 1,999.14 mi (3,217.30 km) |
| Healdsburg to Tustin (California) | 439.93 mi (707.99 km) |
| Healdsburg to Twentynine Palms (California) | 488.23 mi (785.72 km) |
| Healdsburg to Twin Falls (Idaho) | 517.88 mi (833.44 km) |
| Healdsburg to Twin Rivers (New Jersey) | 2,551.18 mi (4,105.73 km) |
| Healdsburg to Twinsburg (Ohio) | 2,180.28 mi (3,508.82 km) |
| Healdsburg to Two Rivers (Wisconsin) | 1,853.52 mi (2,982.95 km) |
| Healdsburg to Tyler (Texas) | 1,603.94 mi (2,581.29 km) |
| Healdsburg to Tysons (Virginia) | 2,432.09 mi (3,914.08 km) |
