| San Gwann to Marshall (Minnesota) | 5,379.15 mi (8,656.90 km) |
| San Gwann to Marshall (Missouri) | 5,505.29 mi (8,859.90 km) |
| San Gwann to Marshall (Texas) | 5,841.51 mi (9,401.00 km) |
| San Gwann to Marshalltown (Iowa) | 5,368.84 mi (8,640.32 km) |
| San Gwann to Marshfield (Wisconsin) | 5,150.23 mi (8,288.50 km) |
| San Gwann to Martha Lake (Washington) | 6,063.35 mi (9,758.01 km) |
| San Gwann to Martin (Tennessee) | 5,432.93 mi (8,743.46 km) |
| San Gwann to Martinez (California) | 6,625.38 mi (10,662.52 km) |
| San Gwann to Martinez (Georgia) | 5,232.20 mi (8,420.41 km) |
| San Gwann to Martinsburg (West Virginia) | 4,820.03 mi (7,757.09 km) |
| San Gwann to Martinsville (Indiana) | 5,201.91 mi (8,371.67 km) |
| San Gwann to Martinsville (New Jersey) | 4,624.39 mi (7,442.23 km) |
| San Gwann to Martinsville (Virginia) | 5,007.26 mi (8,058.41 km) |
| San Gwann to Maryland City (Maryland) | 4,778.21 mi (7,689.79 km) |
| San Gwann to Maryland Heights (Missouri) | 5,405.92 mi (8,699.99 km) |
