| Oklahoma City to Marrero (Louisiana) | 577.52 mi (929.43 km) |
| Oklahoma City to Marshall (Minnesota) | 627.18 mi (1,009.35 km) |
| Oklahoma City to Marshall (Missouri) | 345.88 mi (556.64 km) |
| Oklahoma City to Marshall (Texas) | 271.64 mi (437.16 km) |
| Oklahoma City to Marshalltown (Iowa) | 516.98 mi (832.00 km) |
| Oklahoma City to Marshfield (Wisconsin) | 743.78 mi (1,197.00 km) |
| Oklahoma City to Martha Lake (Washington) | 1,525.55 mi (2,455.13 km) |
| Oklahoma City to Martin (Tennessee) | 488.35 mi (785.92 km) |
| Oklahoma City to Martinez (California) | 1,369.45 mi (2,203.92 km) |
| Oklahoma City to Martinez (Georgia) | 887.12 mi (1,427.68 km) |
| Oklahoma City to Martinsburg (West Virginia) | 1,103.86 mi (1,776.49 km) |
| Oklahoma City to Martinsville (Indiana) | 665.69 mi (1,071.33 km) |
| Oklahoma City to Martinsville (New Jersey) | 1,293.55 mi (2,081.76 km) |
| Oklahoma City to Martinsville (Virginia) | 987.82 mi (1,589.74 km) |
| Oklahoma City to Maryland City (Maryland) | 1,163.02 mi (1,871.70 km) |
