| Pittsburgh to Marsala | 4,708.40 mi (7,577.44 km) |
| Pittsburgh to Marsciano | 4,505.88 mi (7,251.51 km) |
| Pittsburgh to Martano | 4,866.08 mi (7,831.21 km) |
| Pittsburgh to Martellago | 4,400.80 mi (7,082.40 km) |
| Pittsburgh to Martina Franca | 4,804.68 mi (7,732.39 km) |
| Pittsburgh to Martinengo | 4,301.17 mi (6,922.06 km) |
| Pittsburgh to Martinsicuro | 4,573.97 mi (7,361.10 km) |
| Pittsburgh to Mascali | 4,833.16 mi (7,778.22 km) |
| Pittsburgh to Mascalucia | 4,834.02 mi (7,779.61 km) |
| Pittsburgh to Masera di Padova | 4,397.23 mi (7,076.66 km) |
| Pittsburgh to Maserada sul Piave | 4,399.88 mi (7,080.93 km) |
| Pittsburgh to Massa | 4,371.42 mi (7,035.12 km) |
| Pittsburgh to Massa Lombarda | 4,426.95 mi (7,124.49 km) |
| Pittsburgh to Massafra | 4,800.30 mi (7,725.34 km) |
| Pittsburgh to Massalubrense | 4,680.92 mi (7,533.21 km) |
