| Tefenni to Burntwood | 1,854.06 mi (2,983.83 km) |
| Tefenni to Burscough | 1,913.53 mi (3,079.52 km) |
| Tefenni to Burslem | 1,873.86 mi (3,015.68 km) |
| Tefenni to Burton upon Trent | 1,846.26 mi (2,971.27 km) |
| Tefenni to Burtonwood | 1,902.22 mi (3,061.33 km) |
| Tefenni to Bury | 1,892.88 mi (3,046.30 km) |
| Tefenni to Bury Saint Edmunds | 1,740.23 mi (2,800.62 km) |
| Tefenni to Bushey | 1,765.68 mi (2,841.59 km) |
| Tefenni to Buxton | 1,869.11 mi (3,008.04 km) |
| Tefenni to Caerdydd | 1,875.32 mi (3,018.04 km) |
| Tefenni to Caerfyrddin | 1,929.67 mi (3,105.50 km) |
| Tefenni to Caernarfon | 1,956.76 mi (3,149.11 km) |
| Tefenni to Caerphilly | 1,879.02 mi (3,023.99 km) |
| Tefenni to Caister-on-Sea | 1,713.96 mi (2,758.36 km) |
| Tefenni to Caldicot | 1,860.27 mi (2,993.82 km) |
