| Shannon to Marshall (Minnesota) | 3,767.17 mi (6,062.67 km) |
| Shannon to Marshall (Missouri) | 3,920.76 mi (6,309.85 km) |
| Shannon to Marshall (Texas) | 4,289.75 mi (6,903.68 km) |
| Shannon to Marshalltown (Iowa) | 3,771.62 mi (6,069.84 km) |
| Shannon to Marshfield (Wisconsin) | 3,548.71 mi (5,711.10 km) |
| Shannon to Martha Lake (Washington) | 4,464.82 mi (7,185.44 km) |
| Shannon to Martin (Tennessee) | 3,882.88 mi (6,248.89 km) |
| Shannon to Martinez (California) | 5,006.43 mi (8,057.07 km) |
| Shannon to Martinez (Georgia) | 3,744.19 mi (6,025.69 km) |
| Shannon to Martinsburg (West Virginia) | 3,298.94 mi (5,309.14 km) |
| Shannon to Martinsville (Indiana) | 3,641.36 mi (5,860.21 km) |
| Shannon to Martinsville (New Jersey) | 3,109.65 mi (5,004.50 km) |
| Shannon to Martinsville (Virginia) | 3,502.44 mi (5,636.63 km) |
| Shannon to Maryland City (Maryland) | 3,266.89 mi (5,257.55 km) |
| Shannon to Maryland Heights (Missouri) | 3,833.48 mi (6,169.39 km) |
