| Pittsburgh to Montigny-les-Metz | 4,035.37 mi (6,494.30 km) |
| Pittsburgh to Montivilliers | 3,779.05 mi (6,081.80 km) |
| Pittsburgh to Montlouis-sur-Loire | 3,866.66 mi (6,222.79 km) |
| Pittsburgh to Montlucon | 3,973.67 mi (6,395.00 km) |
| Pittsburgh to Montmagny | 3,884.02 mi (6,250.73 km) |
| Pittsburgh to Montmorency | 3,882.58 mi (6,248.41 km) |
| Pittsburgh to Montpellier | 4,116.19 mi (6,624.37 km) |
| Pittsburgh to Montreuil | 3,891.32 mi (6,262.47 km) |
| Pittsburgh to Montrouge | 3,887.58 mi (6,256.46 km) |
| Pittsburgh to Morangis | 3,891.34 mi (6,262.50 km) |
| Pittsburgh to Morieres-les-Avignon | 4,150.12 mi (6,678.98 km) |
| Pittsburgh to Morlaix | 3,636.48 mi (5,852.35 km) |
| Pittsburgh to Morsang-sur-Orge | 3,893.11 mi (6,265.36 km) |
| Pittsburgh to Mouans-Sartoux | 4,250.78 mi (6,840.96 km) |
| Pittsburgh to Mougins | 4,252.46 mi (6,843.67 km) |
