| Rancho Santa Margarita to Marrero (Louisiana) | 1,630.43 mi (2,623.92 km) |
| Rancho Santa Margarita to Marshall (Minnesota) | 1,381.90 mi (2,223.95 km) |
| Rancho Santa Margarita to Marshall (Missouri) | 1,404.34 mi (2,260.07 km) |
| Rancho Santa Margarita to Marshall (Texas) | 1,345.11 mi (2,164.75 km) |
| Rancho Santa Margarita to Marshalltown (Iowa) | 1,460.42 mi (2,350.31 km) |
| Rancho Santa Margarita to Marshfield (Wisconsin) | 1,644.37 mi (2,646.36 km) |
| Rancho Santa Margarita to Martha Lake (Washington) | 1,011.26 mi (1,627.47 km) |
| Rancho Santa Margarita to Martin (Tennessee) | 1,632.02 mi (2,626.48 km) |
| Rancho Santa Margarita to Martinez (California) | 393.70 mi (633.59 km) |
| Rancho Santa Margarita to Martinez (Georgia) | 2,033.34 mi (3,272.34 km) |
| Rancho Santa Margarita to Martinsburg (West Virginia) | 2,217.64 mi (3,568.94 km) |
| Rancho Santa Margarita to Martinsville (Indiana) | 1,766.67 mi (2,843.18 km) |
| Rancho Santa Margarita to Martinsville (New Jersey) | 2,394.34 mi (3,853.32 km) |
| Rancho Santa Margarita to Martinsville (Virginia) | 2,128.32 mi (3,425.21 km) |
| Rancho Santa Margarita to Maryland City (Maryland) | 2,281.47 mi (3,671.67 km) |
