| Shannon to Marysville (California) | 4,925.02 mi (7,926.06 km) |
| Shannon to Marysville (Ohio) | 3,481.88 mi (5,603.54 km) |
| Shannon to Marysville (Washington) | 4,449.96 mi (7,161.52 km) |
| Shannon to Maryville (Missouri) | 3,926.00 mi (6,318.28 km) |
| Shannon to Maryville (Tennessee) | 3,714.58 mi (5,978.05 km) |
| Shannon to Mason (Ohio) | 3,559.15 mi (5,727.90 km) |
| Shannon to Mason City (Iowa) | 3,731.08 mi (6,004.59 km) |
| Shannon to Massapequa (New York) | 3,061.58 mi (4,927.13 km) |
| Shannon to Massapequa Park (New York) | 3,060.11 mi (4,924.77 km) |
| Shannon to Massillon (Ohio) | 3,383.58 mi (5,445.35 km) |
| Shannon to Mastic (New York) | 3,029.92 mi (4,876.18 km) |
| Shannon to Mastic Beach (New York) | 3,031.31 mi (4,878.43 km) |
| Shannon to Matteson (Illinois) | 3,597.19 mi (5,789.11 km) |
| Shannon to Matthews (North Carolina) | 3,610.55 mi (5,810.62 km) |
| Shannon to Mattoon (Illinois) | 3,714.81 mi (5,978.40 km) |
