| Middle River to Lydney | 3,517.33 mi (5,660.59 km) |
| Middle River to Lye | 3,519.65 mi (5,664.33 km) |
| Middle River to Lymington | 3,578.01 mi (5,758.25 km) |
| Middle River to Lymm | 3,487.66 mi (5,612.84 km) |
| Middle River to Mablethorpe | 3,596.67 mi (5,788.28 km) |
| Middle River to Macclesfield | 3,503.86 mi (5,638.91 km) |
| Middle River to Mackworth | 3,533.69 mi (5,686.92 km) |
| Middle River to Madeley | 3,502.81 mi (5,637.22 km) |
| Middle River to Maesteg | 3,473.57 mi (5,590.17 km) |
| Middle River to Maghull | 3,466.56 mi (5,578.89 km) |
| Middle River to Maidenhead | 3,595.71 mi (5,786.73 km) |
| Middle River to Maidstone | 3,652.15 mi (5,877.56 km) |
| Middle River to Maldon | 3,647.80 mi (5,870.57 km) |
| Middle River to Maltby | 3,536.95 mi (5,692.17 km) |
| Middle River to Manchester | 3,494.98 mi (5,624.63 km) |
