| Pontneddfechan to Troy (Michigan) | 3,601.06 mi (5,795.35 km) |
| Pontneddfechan to Troy (Missouri) | 4,072.47 mi (6,554.01 km) |
| Pontneddfechan to Troy (New York) | 3,215.75 mi (5,175.25 km) |
| Pontneddfechan to Troy (Ohio) | 3,757.15 mi (6,046.55 km) |
| Pontneddfechan to Truckee (California) | 5,080.08 mi (8,175.59 km) |
| Pontneddfechan to Trujillo Alto (Puerto Rico) | 4,056.45 mi (6,528.22 km) |
| Pontneddfechan to Trumbull Center (Connecticut) | 3,258.05 mi (5,243.32 km) |
| Pontneddfechan to Trussville (Alabama) | 4,154.99 mi (6,686.81 km) |
| Pontneddfechan to Tualatin (Oregon) | 4,815.78 mi (7,750.24 km) |
| Pontneddfechan to Tuckahoe (Virginia) | 3,599.77 mi (5,793.27 km) |
| Pontneddfechan to Tucker (Georgia) | 4,047.80 mi (6,514.31 km) |
| Pontneddfechan to Tucson (Arizona) | 5,168.10 mi (8,317.25 km) |
| Pontneddfechan to Tucson Estates (Arizona) | 5,175.60 mi (8,329.33 km) |
| Pontneddfechan to Tucson Mountains (Arizona) | 5,168.21 mi (8,317.43 km) |
| Pontneddfechan to Tukwila (Washington) | 4,683.94 mi (7,538.08 km) |
