| Healdsburg to Thornaby on Tees | 5,130.37 mi (8,256.53 km) |
| Healdsburg to Thornbury | 5,242.00 mi (8,436.19 km) |
| Healdsburg to Thorne | 5,187.56 mi (8,348.58 km) |
| Healdsburg to Thornton | 5,153.30 mi (8,293.43 km) |
| Healdsburg to Thornton Heath | 5,323.70 mi (8,567.66 km) |
| Healdsburg to Thorpe Saint Andrew | 5,301.57 mi (8,532.05 km) |
| Healdsburg to Thundersley | 5,335.18 mi (8,586.14 km) |
| Healdsburg to Tilbury | 5,334.12 mi (8,584.44 km) |
| Healdsburg to Tilehurst | 5,293.54 mi (8,519.12 km) |
| Healdsburg to Timperley | 5,159.64 mi (8,303.64 km) |
| Healdsburg to Tipton | 5,209.70 mi (8,384.21 km) |
| Healdsburg to Tiptree | 5,327.42 mi (8,573.65 km) |
| Healdsburg to Tiverton | 5,247.83 mi (8,445.57 km) |
| Healdsburg to Todmorden | 5,150.13 mi (8,288.33 km) |
| Healdsburg to Tonbridge | 5,345.19 mi (8,602.24 km) |
