| Tefenni to Mickleover | 1,845.67 mi (2,970.33 km) |
| Tefenni to Middlesbrough | 1,882.49 mi (3,029.57 km) |
| Tefenni to Middleton | 1,887.66 mi (3,037.89 km) |
| Tefenni to Middlewich | 1,887.58 mi (3,037.77 km) |
| Tefenni to Midsomer Norton | 1,842.45 mi (2,965.14 km) |
| Tefenni to Mildenhall | 1,751.07 mi (2,818.08 km) |
| Tefenni to Milford Haven | 1,956.41 mi (3,148.53 km) |
| Tefenni to Mill Hill | 1,759.91 mi (2,832.30 km) |
| Tefenni to Milngavie | 2,032.57 mi (3,271.11 km) |
| Tefenni to Milnrow | 1,886.33 mi (3,035.75 km) |
| Tefenni to Milton | 1,872.29 mi (3,013.16 km) |
| Tefenni to Milton Keynes | 1,791.90 mi (2,883.78 km) |
| Tefenni to Minehead | 1,881.45 mi (3,027.91 km) |
| Tefenni to Minster | 1,713.40 mi (2,757.46 km) |
| Tefenni to Mirfield | 1,872.51 mi (3,013.51 km) |
