| Helston to Troy (Michigan) | 3,579.60 mi (5,760.81 km) |
| Helston to Troy (Missouri) | 4,054.16 mi (6,524.53 km) |
| Helston to Troy (New York) | 3,181.87 mi (5,120.72 km) |
| Helston to Troy (Ohio) | 3,731.43 mi (6,005.16 km) |
| Helston to Truckee (California) | 5,105.62 mi (8,216.70 km) |
| Helston to Trujillo Alto (Puerto Rico) | 3,963.88 mi (6,379.24 km) |
| Helston to Trumbull Center (Connecticut) | 3,219.68 mi (5,181.58 km) |
| Helston to Trussville (Alabama) | 4,119.65 mi (6,629.94 km) |
| Helston to Tualatin (Oregon) | 4,853.71 mi (7,811.29 km) |
| Helston to Tuckahoe (Virginia) | 3,559.10 mi (5,727.81 km) |
| Helston to Tucker (Georgia) | 4,009.24 mi (6,452.24 km) |
| Helston to Tucson (Arizona) | 5,168.28 mi (8,317.55 km) |
| Helston to Tucson Estates (Arizona) | 5,176.22 mi (8,330.33 km) |
| Helston to Tucson Mountains (Arizona) | 5,168.91 mi (8,318.56 km) |
| Helston to Tukwila (Washington) | 4,724.24 mi (7,602.92 km) |
