| Keystone to Tacoma (Washington) | 2,508.96 mi (4,037.78 km) |
| Keystone to Tahlequah (Oklahoma) | 901.30 mi (1,450.50 km) |
| Keystone to Takoma Park (Maryland) | 815.53 mi (1,312.47 km) |
| Keystone to Talladega (Alabama) | 421.03 mi (677.59 km) |
| Keystone to Tallahassee (Florida) | 188.94 mi (304.07 km) |
| Keystone to Tallmadge (Ohio) | 898.69 mi (1,446.30 km) |
| Keystone to Tamalpais-Homestead Valley (California) | 2,390.22 mi (3,846.69 km) |
| Keystone to Tamarac (Florida) | 196.20 mi (315.75 km) |
| Keystone to Tamiami (Florida) | 212.77 mi (342.41 km) |
| Keystone to Tampa (Florida) | 13.37 mi (21.52 km) |
| Keystone to Tanaina (Alaska) | 3,770.35 mi (6,067.79 km) |
| Keystone to Tanque Verde (Arizona) | 1,699.75 mi (2,735.48 km) |
| Keystone to Tarboro (North Carolina) | 612.75 mi (986.12 km) |
| Keystone to Tarpon Springs (Florida) | 9.97 mi (16.05 km) |
| Keystone to Tarrytown (New York) | 1,021.04 mi (1,643.21 km) |
