| River Falls to Mexborough | 3,878.96 mi (6,242.58 km) |
| River Falls to Mickleover | 3,891.07 mi (6,262.08 km) |
| River Falls to Middlesbrough | 3,842.13 mi (6,183.30 km) |
| River Falls to Middleton | 3,845.19 mi (6,188.23 km) |
| River Falls to Middlewich | 3,849.00 mi (6,194.37 km) |
| River Falls to Midsomer Norton | 3,916.38 mi (6,302.81 km) |
| River Falls to Mildenhall | 3,984.66 mi (6,412.69 km) |
| River Falls to Milford Haven | 3,806.74 mi (6,126.35 km) |
| River Falls to Mill Hill | 3,985.65 mi (6,414.29 km) |
| River Falls to Milngavie | 3,690.23 mi (5,938.84 km) |
| River Falls to Milnrow | 3,845.91 mi (6,189.39 km) |
| River Falls to Milton | 3,864.76 mi (6,219.72 km) |
| River Falls to Milton Keynes | 3,950.91 mi (6,358.37 km) |
| River Falls to Minehead | 3,882.80 mi (6,248.77 km) |
| River Falls to Minster | 4,030.51 mi (6,486.48 km) |
