| Darby to Troy (Michigan) | 448.70 mi (722.12 km) |
| Darby to Troy (Missouri) | 839.71 mi (1,351.39 km) |
| Darby to Troy (New York) | 211.14 mi (339.79 km) |
| Darby to Troy (Ohio) | 474.11 mi (763.01 km) |
| Darby to Truckee (California) | 2,365.01 mi (3,806.12 km) |
| Darby to Trujillo Alto (Puerto Rico) | 1,588.61 mi (2,556.61 km) |
| Darby to Trumbull Center (Connecticut) | 142.15 mi (228.76 km) |
| Darby to Trussville (Alabama) | 761.09 mi (1,224.85 km) |
| Darby to Tualatin (Oregon) | 2,408.20 mi (3,875.63 km) |
| Darby to Tuckahoe (Virginia) | 204.14 mi (328.53 km) |
| Darby to Tucker (Georgia) | 647.85 mi (1,042.62 km) |
| Darby to Tucson (Arizona) | 2,046.28 mi (3,293.16 km) |
| Darby to Tucson Estates (Arizona) | 2,058.64 mi (3,313.06 km) |
| Darby to Tucson Mountains (Arizona) | 2,053.00 mi (3,303.99 km) |
| Darby to Tukwila (Washington) | 2,367.79 mi (3,810.59 km) |
