| Lake Oswego to Montevarchi | 5,681.48 mi (9,143.46 km) |
| Lake Oswego to Monticello Conte Otto | 5,558.58 mi (8,945.66 km) |
| Lake Oswego to Montichiari | 5,539.76 mi (8,915.37 km) |
| Lake Oswego to Montignoso | 5,616.57 mi (9,039.00 km) |
| Lake Oswego to Montopoli in Val d'Arno | 5,652.31 mi (9,096.52 km) |
| Lake Oswego to Monza | 5,501.46 mi (8,853.74 km) |
| Lake Oswego to Morbegno | 5,476.71 mi (8,813.92 km) |
| Lake Oswego to Mori | 5,528.91 mi (8,897.92 km) |
| Lake Oswego to Morlupo | 5,788.02 mi (9,314.92 km) |
| Lake Oswego to Morrovalle | 5,744.49 mi (9,244.87 km) |
| Lake Oswego to Mortara | 5,507.44 mi (8,863.37 km) |
| Lake Oswego to Mosciano Sant'Angelo | 5,786.07 mi (9,311.78 km) |
| Lake Oswego to Motta di Livenza | 5,572.85 mi (8,968.63 km) |
| Lake Oswego to Motta Sant'Anastasia | 6,131.92 mi (9,868.36 km) |
| Lake Oswego to Mottola | 5,991.51 mi (9,642.41 km) |
