| Napa to Troy (Michigan) | 2,061.57 mi (3,317.78 km) |
| Napa to Troy (Missouri) | 1,683.19 mi (2,708.83 km) |
| Napa to Troy (New York) | 2,537.05 mi (4,082.99 km) |
| Napa to Troy (Ohio) | 2,027.92 mi (3,263.62 km) |
| Napa to Truckee (California) | 134.98 mi (217.22 km) |
| Napa to Trujillo Alto (Puerto Rico) | 3,628.30 mi (5,839.18 km) |
| Napa to Trumbull Center (Connecticut) | 2,581.58 mi (4,154.65 km) |
| Napa to Trussville (Alabama) | 2,010.48 mi (3,235.55 km) |
| Napa to Tualatin (Oregon) | 489.76 mi (788.20 km) |
| Napa to Tuckahoe (Virginia) | 2,412.72 mi (3,882.89 km) |
| Napa to Tucker (Georgia) | 2,134.65 mi (3,435.38 km) |
| Napa to Tucson (Arizona) | 770.94 mi (1,240.70 km) |
| Napa to Tucson Estates (Arizona) | 758.28 mi (1,220.34 km) |
| Napa to Tucson Mountains (Arizona) | 756.34 mi (1,217.21 km) |
| Napa to Tukwila (Washington) | 634.11 mi (1,020.49 km) |
