| Harlow to Lubbeek | 212.67 mi (342.27 km) |
| Harlow to Lummen | 225.47 mi (362.87 km) |
| Harlow to Maaseik | 248.04 mi (399.19 km) |
| Harlow to Machelen | 195.37 mi (314.41 km) |
| Harlow to Maldegem | 147.70 mi (237.71 km) |
| Harlow to Malmedy | 272.20 mi (438.07 km) |
| Harlow to Manage | 198.66 mi (319.72 km) |
| Harlow to Marche-en-Famenne | 250.69 mi (403.45 km) |
| Harlow to Mariakerke | 160.44 mi (258.20 km) |
| Harlow to Mechelen | 194.62 mi (313.21 km) |
| Harlow to Mechelen-aan-de-Maas | 246.29 mi (396.37 km) |
| Harlow to Meerhout | 217.91 mi (350.69 km) |
| Harlow to Meise | 190.59 mi (306.73 km) |
| Harlow to Melle | 167.20 mi (269.08 km) |
| Harlow to Melsele | 182.74 mi (294.08 km) |
