| Piqua to Town and Country (Missouri) | 348.99 mi (561.64 km) |
| Piqua to Towson (Maryland) | 408.15 mi (656.86 km) |
| Piqua to Tracy (California) | 1,992.04 mi (3,205.88 km) |
| Piqua to Traverse City (Michigan) | 325.56 mi (523.93 km) |
| Piqua to Travilah (Maryland) | 379.96 mi (611.49 km) |
| Piqua to Trenton (Michigan) | 147.89 mi (238.01 km) |
| Piqua to Trenton (New Jersey) | 500.17 mi (804.95 km) |
| Piqua to Trenton (Ohio) | 47.81 mi (76.94 km) |
| Piqua to Triangle (Virginia) | 386.06 mi (621.31 km) |
| Piqua to Trinity (Florida) | 831.94 mi (1,338.87 km) |
| Piqua to Trophy Club (Texas) | 870.19 mi (1,400.43 km) |
| Piqua to Trotwood (Ohio) | 25.03 mi (40.28 km) |
| Piqua to Troutdale (Oregon) | 1,949.17 mi (3,136.89 km) |
| Piqua to Troy (Alabama) | 584.77 mi (941.10 km) |
| Piqua to Troy (Illinois) | 317.25 mi (510.56 km) |
