| Weslaco to Marrero (Louisiana) | 544.79 mi (876.76 km) |
| Weslaco to Marshall (Minnesota) | 1,269.57 mi (2,043.18 km) |
| Weslaco to Marshall (Missouri) | 937.02 mi (1,507.98 km) |
| Weslaco to Marshall (Texas) | 491.93 mi (791.69 km) |
| Weslaco to Marshalltown (Iowa) | 1,134.11 mi (1,825.17 km) |
| Weslaco to Marshfield (Wisconsin) | 1,350.43 mi (2,173.31 km) |
| Weslaco to Martha Lake (Washington) | 1,991.74 mi (3,205.40 km) |
| Weslaco to Martin (Tennessee) | 885.47 mi (1,425.03 km) |
| Weslaco to Martinez (California) | 1,624.95 mi (2,615.11 km) |
| Weslaco to Martinez (Georgia) | 1,077.76 mi (1,734.50 km) |
| Weslaco to Martinsburg (West Virginia) | 1,475.39 mi (2,374.42 km) |
| Weslaco to Martinsville (Indiana) | 1,133.29 mi (1,823.85 km) |
| Weslaco to Martinsville (New Jersey) | 1,670.43 mi (2,688.29 km) |
| Weslaco to Martinsville (Virginia) | 1,288.84 mi (2,074.19 km) |
| Weslaco to Maryland City (Maryland) | 1,516.33 mi (2,440.29 km) |
