| South Bend to Marrero (Louisiana) | 842.33 mi (1,355.60 km) |
| South Bend to Marshall (Minnesota) | 516.94 mi (831.93 km) |
| South Bend to Marshall (Missouri) | 405.25 mi (652.19 km) |
| South Bend to Marshall (Texas) | 771.91 mi (1,242.26 km) |
| South Bend to Marshalltown (Iowa) | 342.37 mi (551.00 km) |
| South Bend to Marshfield (Wisconsin) | 284.98 mi (458.63 km) |
| South Bend to Martha Lake (Washington) | 1,797.60 mi (2,892.95 km) |
| South Bend to Martin (Tennessee) | 393.97 mi (634.03 km) |
| South Bend to Martinez (California) | 1,904.82 mi (3,065.51 km) |
| South Bend to Martinez (Georgia) | 607.81 mi (978.17 km) |
| South Bend to Martinsburg (West Virginia) | 461.19 mi (742.21 km) |
| South Bend to Martinsville (Indiana) | 156.51 mi (251.87 km) |
| South Bend to Martinsville (New Jersey) | 612.54 mi (985.79 km) |
| South Bend to Martinsville (Virginia) | 486.32 mi (782.66 km) |
| South Bend to Maryland City (Maryland) | 528.55 mi (850.62 km) |
