| The Dalles to Marrero (Louisiana) | 1,995.75 mi (3,211.85 km) |
| The Dalles to Marshall (Minnesota) | 1,237.36 mi (1,991.33 km) |
| The Dalles to Marshall (Missouri) | 1,488.51 mi (2,395.53 km) |
| The Dalles to Marshall (Texas) | 1,686.60 mi (2,714.31 km) |
| The Dalles to Marshalltown (Iowa) | 1,423.33 mi (2,290.62 km) |
| The Dalles to Marshfield (Wisconsin) | 1,503.40 mi (2,419.48 km) |
| The Dalles to Martha Lake (Washington) | 162.74 mi (261.91 km) |
| The Dalles to Martin (Tennessee) | 1,789.26 mi (2,879.53 km) |
| The Dalles to Martinez (California) | 527.77 mi (849.36 km) |
| The Dalles to Martinez (Georgia) | 2,216.36 mi (3,566.89 km) |
| The Dalles to Martinsburg (West Virginia) | 2,212.65 mi (3,560.92 km) |
| The Dalles to Martinsville (Indiana) | 1,805.65 mi (2,905.91 km) |
| The Dalles to Martinsville (New Jersey) | 2,342.78 mi (3,770.34 km) |
| The Dalles to Martinsville (Virginia) | 2,209.64 mi (3,556.07 km) |
| The Dalles to Maryland City (Maryland) | 2,279.84 mi (3,669.04 km) |
