| Blackburn to Mickleover | 69.98 mi (112.63 km) |
| Blackburn to Middlesbrough | 76.29 mi (122.78 km) |
| Blackburn to Middleton | 17.99 mi (28.96 km) |
| Blackburn to Middlewich | 38.45 mi (61.88 km) |
| Blackburn to Midsomer Norton | 170.23 mi (273.96 km) |
| Blackburn to Mildenhall | 157.57 mi (253.59 km) |
| Blackburn to Milford Haven | 176.68 mi (284.34 km) |
| Blackburn to Mill Hill | 174.67 mi (281.10 km) |
| Blackburn to Milngavie | 168.19 mi (270.67 km) |
| Blackburn to Milnrow | 17.92 mi (28.84 km) |
| Blackburn to Milton | 50.22 mi (80.82 km) |
| Blackburn to Milton Keynes | 138.12 mi (222.28 km) |
| Blackburn to Minehead | 180.67 mi (290.76 km) |
| Blackburn to Minster | 211.94 mi (341.08 km) |
| Blackburn to Mirfield | 32.77 mi (52.73 km) |
