| Isabela to Marshall (Minnesota) | 2,442.52 mi (3,930.85 km) |
| Isabela to Marshall (Missouri) | 2,116.24 mi (3,405.77 km) |
| Isabela to Marshall (Texas) | 1,951.83 mi (3,141.16 km) |
| Isabela to Marshalltown (Iowa) | 2,225.14 mi (3,581.01 km) |
| Isabela to Marshfield (Wisconsin) | 2,246.77 mi (3,615.83 km) |
| Isabela to Martha Lake (Washington) | 3,679.11 mi (5,920.96 km) |
| Isabela to Martin (Tennessee) | 1,811.27 mi (2,914.96 km) |
| Isabela to Martinez (California) | 3,556.01 mi (5,722.84 km) |
| Isabela to Martinez (Georgia) | 1,394.30 mi (2,243.90 km) |
| Isabela to Martinsburg (West Virginia) | 1,589.28 mi (2,557.70 km) |
| Isabela to Martinsville (Indiana) | 1,852.74 mi (2,981.70 km) |
| Isabela to Martinsville (New Jersey) | 1,591.67 mi (2,561.54 km) |
| Isabela to Martinsville (Virginia) | 1,478.77 mi (2,379.85 km) |
| Isabela to Maryland City (Maryland) | 1,539.40 mi (2,477.42 km) |
| Isabela to Maryland Heights (Missouri) | 1,982.14 mi (3,189.94 km) |
