| Walthamstow to Mexborough | 142.55 mi (229.42 km) |
| Walthamstow to Mickleover | 111.69 mi (179.75 km) |
| Walthamstow to Middlesbrough | 212.82 mi (342.50 km) |
| Walthamstow to Middleton | 163.75 mi (263.53 km) |
| Walthamstow to Middlewich | 150.90 mi (242.84 km) |
| Walthamstow to Midsomer Norton | 107.99 mi (173.79 km) |
| Walthamstow to Mildenhall | 57.19 mi (92.04 km) |
| Walthamstow to Milford Haven | 215.43 mi (346.70 km) |
| Walthamstow to Mill Hill | 9.31 mi (14.98 km) |
| Walthamstow to Milngavie | 348.29 mi (560.51 km) |
| Walthamstow to Milnrow | 165.19 mi (265.84 km) |
| Walthamstow to Milton | 135.21 mi (217.60 km) |
| Walthamstow to Milton Keynes | 44.60 mi (71.78 km) |
| Walthamstow to Minehead | 151.14 mi (243.24 km) |
| Walthamstow to Minster | 37.43 mi (60.24 km) |
