| Waltham Cross to Miranda de Ebro | 636.62 mi (1,024.55 km) |
| Waltham Cross to Mislata | 843.90 mi (1,358.12 km) |
| Waltham Cross to Moana | 767.47 mi (1,235.13 km) |
| Waltham Cross to Moguer | 1,049.59 mi (1,689.15 km) |
| Waltham Cross to Molina de Segura | 943.56 mi (1,518.52 km) |
| Waltham Cross to Molins de Rey | 716.30 mi (1,152.78 km) |
| Waltham Cross to Mollerusa | 696.07 mi (1,120.21 km) |
| Waltham Cross to Mollet | 709.27 mi (1,141.46 km) |
| Waltham Cross to Moncada | 712.46 mi (1,146.60 km) |
| Waltham Cross to Moncada | 839.00 mi (1,350.24 km) |
| Waltham Cross to Monforte de Lemos | 723.86 mi (1,164.95 km) |
| Waltham Cross to Monforte del Cid | 920.03 mi (1,480.64 km) |
| Waltham Cross to Mongat | 714.47 mi (1,149.84 km) |
| Waltham Cross to Monovar | 916.25 mi (1,474.56 km) |
| Waltham Cross to Monserrat | 852.26 mi (1,371.57 km) |
