| Allentown to Troy (Michigan) | 419.25 mi (674.72 km) |
| Allentown to Troy (Missouri) | 829.29 mi (1,334.61 km) |
| Allentown to Troy (New York) | 174.59 mi (280.97 km) |
| Allentown to Troy (Ohio) | 461.97 mi (743.46 km) |
| Allentown to Truckee (California) | 2,343.24 mi (3,771.08 km) |
| Allentown to Trujillo Alto (Puerto Rico) | 1,635.97 mi (2,632.84 km) |
| Allentown to Trumbull Center (Connecticut) | 127.70 mi (205.51 km) |
| Allentown to Trussville (Alabama) | 776.96 mi (1,250.40 km) |
| Allentown to Tualatin (Oregon) | 2,378.55 mi (3,827.90 km) |
| Allentown to Tuckahoe (Virginia) | 236.64 mi (380.84 km) |
| Allentown to Tucker (Georgia) | 668.82 mi (1,076.37 km) |
| Allentown to Tucson (Arizona) | 2,038.70 mi (3,280.98 km) |
| Allentown to Tucson Estates (Arizona) | 2,050.88 mi (3,300.57 km) |
| Allentown to Tucson Mountains (Arizona) | 2,045.12 mi (3,291.30 km) |
| Allentown to Tukwila (Washington) | 2,335.81 mi (3,759.13 km) |
