| Gary to Mendota Heights (Minnesota) | 369.61 mi (594.82 km) |
| Gary to Menifee (California) | 1,711.23 mi (2,753.96 km) |
| Gary to Menlo Park (California) | 1,864.46 mi (3,000.56 km) |
| Gary to Menomonee Falls (Wisconsin) | 114.71 mi (184.60 km) |
| Gary to Menomonie (Wisconsin) | 323.40 mi (520.47 km) |
| Gary to Mentor (Ohio) | 310.40 mi (499.54 km) |
| Gary to Mequon (Wisconsin) | 118.19 mi (190.20 km) |
| Gary to Merced (California) | 1,781.04 mi (2,866.31 km) |
| Gary to Mercedes (Texas) | 1,224.52 mi (1,970.68 km) |
| Gary to Mercer Island (Washington) | 1,749.90 mi (2,816.19 km) |
| Gary to Mercerville (New Jersey) | 666.77 mi (1,073.07 km) |
| Gary to Meriden (Connecticut) | 751.45 mi (1,209.33 km) |
| Gary to Meridian (Idaho) | 1,476.46 mi (2,376.14 km) |
| Gary to Meridian (Mississippi) | 640.34 mi (1,030.53 km) |
| Gary to Merriam (Kansas) | 425.72 mi (685.13 km) |
