| Clacton-on-Sea to Mickleover | 137.24 mi (220.87 km) |
| Clacton-on-Sea to Middlesbrough | 216.18 mi (347.90 km) |
| Clacton-on-Sea to Middleton | 185.27 mi (298.16 km) |
| Clacton-on-Sea to Middlewich | 179.28 mi (288.52 km) |
| Clacton-on-Sea to Midsomer Norton | 159.77 mi (257.12 km) |
| Clacton-on-Sea to Mildenhall | 46.80 mi (75.32 km) |
| Clacton-on-Sea to Milford Haven | 264.67 mi (425.94 km) |
| Clacton-on-Sea to Mill Hill | 60.09 mi (96.70 km) |
| Clacton-on-Sea to Milngavie | 362.68 mi (583.67 km) |
| Clacton-on-Sea to Milnrow | 185.38 mi (298.33 km) |
| Clacton-on-Sea to Milton | 163.53 mi (263.17 km) |
| Clacton-on-Sea to Milton Keynes | 83.01 mi (133.58 km) |
| Clacton-on-Sea to Minehead | 202.78 mi (326.34 km) |
| Clacton-on-Sea to Minster | 29.41 mi (47.34 km) |
| Clacton-on-Sea to Mirfield | 176.31 mi (283.74 km) |
