| Longmont to Melun | 4,890.92 mi (7,871.17 km) |
| Longmont to Mende | 5,101.26 mi (8,209.69 km) |
| Longmont to Mennecy | 4,881.93 mi (7,856.71 km) |
| Longmont to Menton | 5,282.52 mi (8,501.39 km) |
| Longmont to Mericourt | 4,816.43 mi (7,751.29 km) |
| Longmont to Merignac | 4,930.80 mi (7,935.35 km) |
| Longmont to Meru | 4,842.02 mi (7,792.49 km) |
| Longmont to Merville | 4,798.21 mi (7,721.97 km) |
| Longmont to Mery-sur-Oise | 4,851.33 mi (7,807.47 km) |
| Longmont to Metz | 4,986.38 mi (8,024.81 km) |
| Longmont to Meudon | 4,864.13 mi (7,828.06 km) |
| Longmont to Meylan | 5,152.99 mi (8,292.93 km) |
| Longmont to Meyzieu | 5,099.26 mi (8,206.47 km) |
| Longmont to Meze | 5,154.86 mi (8,295.95 km) |
| Longmont to Millau | 5,104.52 mi (8,214.93 km) |
