| Pittsburgh to Mankato (Minnesota) | 759.30 mi (1,221.98 km) |
| Pittsburgh to Manor (Texas) | 1,205.44 mi (1,939.96 km) |
| Pittsburgh to Manorville (New York) | 377.64 mi (607.76 km) |
| Pittsburgh to Mansfield (Ohio) | 135.71 mi (218.40 km) |
| Pittsburgh to Mansfield (Texas) | 1,093.72 mi (1,760.18 km) |
| Pittsburgh to Manteca (California) | 2,198.77 mi (3,538.58 km) |
| Pittsburgh to Manville (New Jersey) | 283.12 mi (455.63 km) |
| Pittsburgh to Maple Grove (Minnesota) | 754.98 mi (1,215.02 km) |
| Pittsburgh to Maple Heights (Ohio) | 106.51 mi (171.42 km) |
| Pittsburgh to Maple Valley (Washington) | 2,120.56 mi (3,412.71 km) |
| Pittsburgh to Mapleton (Utah) | 1,656.75 mi (2,666.28 km) |
| Pittsburgh to Maplewood (Minnesota) | 731.93 mi (1,177.93 km) |
| Pittsburgh to Marana (Arizona) | 1,808.35 mi (2,910.26 km) |
| Pittsburgh to Marco Island (Florida) | 1,007.19 mi (1,620.92 km) |
| Pittsburgh to Margate (Florida) | 980.74 mi (1,578.35 km) |
