| Round Rock to Lydney | 4,798.55 mi (7,722.52 km) |
| Round Rock to Lye | 4,794.36 mi (7,715.77 km) |
| Round Rock to Lymington | 4,864.81 mi (7,829.15 km) |
| Round Rock to Lymm | 4,755.30 mi (7,652.91 km) |
| Round Rock to Mablethorpe | 4,859.50 mi (7,820.61 km) |
| Round Rock to Macclesfield | 4,772.02 mi (7,679.82 km) |
| Round Rock to Mackworth | 4,803.48 mi (7,730.45 km) |
| Round Rock to Madeley | 4,776.66 mi (7,687.29 km) |
| Round Rock to Maesteg | 4,757.63 mi (7,656.66 km) |
| Round Rock to Maghull | 4,733.88 mi (7,618.45 km) |
| Round Rock to Maidenhead | 4,875.22 mi (7,845.92 km) |
| Round Rock to Maidstone | 4,931.17 mi (7,935.95 km) |
| Round Rock to Maldon | 4,923.00 mi (7,922.80 km) |
| Round Rock to Maltby | 4,801.90 mi (7,727.91 km) |
| Round Rock to Manchester | 4,761.38 mi (7,662.71 km) |
