| Troy to Hamtramck (Michigan) | 13.66 mi (21.99 km) |
| Troy to Hanahan (South Carolina) | 688.46 mi (1,107.97 km) |
| Troy to Hanford (California) | 1,978.92 mi (3,184.76 km) |
| Troy to Hannibal (Missouri) | 472.53 mi (760.46 km) |
| Troy to Hanover (Pennsylvania) | 373.03 mi (600.33 km) |
| Troy to Hanover Park (Illinois) | 258.84 mi (416.55 km) |
| Troy to Happy Valley (Oregon) | 1,946.35 mi (3,132.35 km) |
| Troy to Harker Heights (Texas) | 1,126.99 mi (1,813.71 km) |
| Troy to Harlingen (Texas) | 1,399.42 mi (2,252.14 km) |
| Troy to Harper Woods (Michigan) | 14.79 mi (23.80 km) |
| Troy to Harrisburg (North Carolina) | 519.80 mi (836.54 km) |
| Troy to Harrisburg (Pennsylvania) | 361.28 mi (581.42 km) |
| Troy to Harrison (Arkansas) | 688.53 mi (1,108.08 km) |
| Troy to Harrison (New Jersey) | 480.98 mi (774.06 km) |
| Troy to Harrison (New York) | 497.01 mi (799.87 km) |
