| Watford to Miedzychod | 692.09 mi (1,113.82 km) |
| Watford to Miedzyrzec Podlaski | 986.03 mi (1,586.86 km) |
| Watford to Miedzyrzecz | 679.95 mi (1,094.28 km) |
| Watford to Mielec | 950.92 mi (1,530.36 km) |
| Watford to Mikolow | 844.38 mi (1,358.89 km) |
| Watford to Milanowek | 896.22 mi (1,442.33 km) |
| Watford to Milicz | 757.02 mi (1,218.31 km) |
| Watford to Minsk Mazowiecki | 933.05 mi (1,501.60 km) |
| Watford to Mlawa | 878.23 mi (1,413.37 km) |
| Watford to Mogilno | 778.63 mi (1,253.09 km) |
| Watford to Monki | 978.73 mi (1,575.12 km) |
| Watford to Morag | 860.62 mi (1,385.04 km) |
| Watford to Mosina | 733.59 mi (1,180.60 km) |
| Watford to Mragowo | 916.16 mi (1,474.42 km) |
| Watford to Murowana Goslina | 739.72 mi (1,190.46 km) |
