| Tefenni to Dudley | 1,856.12 mi (2,987.13 km) |
| Tefenni to Dukinfield | 1,881.50 mi (3,027.98 km) |
| Tefenni to Dumbarton | 2,041.69 mi (3,285.79 km) |
| Tefenni to Dumfries | 1,982.23 mi (3,190.09 km) |
| Tefenni to Dunbar | 1,971.98 mi (3,173.59 km) |
| Tefenni to Dunblane | 2,027.61 mi (3,263.12 km) |
| Tefenni to Dundee | 2,002.02 mi (3,221.93 km) |
| Tefenni to Dunfermline | 2,005.94 mi (3,228.24 km) |
| Tefenni to Dunstable | 1,778.43 mi (2,862.10 km) |
| Tefenni to Durham | 1,900.70 mi (3,058.89 km) |
| Tefenni to Ealing | 1,759.97 mi (2,832.39 km) |
| Tefenni to Earlestown | 1,902.32 mi (3,061.49 km) |
| Tefenni to Earley | 1,783.20 mi (2,869.78 km) |
| Tefenni to East Barnet | 1,757.86 mi (2,829.00 km) |
| Tefenni to East Dereham | 1,744.64 mi (2,807.72 km) |
