| Duluth to Troy (Michigan) | 527.88 mi (849.54 km) |
| Duluth to Troy (Missouri) | 542.47 mi (873.03 km) |
| Duluth to Troy (New York) | 945.39 mi (1,521.46 km) |
| Duluth to Troy (Ohio) | 611.24 mi (983.70 km) |
| Duluth to Truckee (California) | 1,496.33 mi (2,408.11 km) |
| Duluth to Trujillo Alto (Puerto Rico) | 2,459.81 mi (3,958.68 km) |
| Duluth to Trumbull Center (Connecticut) | 1,013.42 mi (1,630.94 km) |
| Duluth to Trussville (Alabama) | 953.12 mi (1,533.89 km) |
| Duluth to Tualatin (Oregon) | 1,462.22 mi (2,353.21 km) |
| Duluth to Tuckahoe (Virginia) | 976.08 mi (1,570.85 km) |
| Duluth to Tucker (Georgia) | 985.28 mi (1,585.65 km) |
| Duluth to Tucson (Arizona) | 1,414.08 mi (2,275.74 km) |
| Duluth to Tucson Estates (Arizona) | 1,421.89 mi (2,288.32 km) |
| Duluth to Tucson Mountains (Arizona) | 1,414.57 mi (2,276.52 km) |
| Duluth to Tukwila (Washington) | 1,408.53 mi (2,266.81 km) |
