| Covington to Marysville (California) | 1,973.63 mi (3,176.25 km) |
| Covington to Marysville (Ohio) | 102.97 mi (165.71 km) |
| Covington to Marysville (Washington) | 1,963.08 mi (3,159.28 km) |
| Covington to Maryville (Missouri) | 557.54 mi (897.28 km) |
| Covington to Maryville (Tennessee) | 228.99 mi (368.53 km) |
| Covington to Mason (Ohio) | 25.14 mi (40.45 km) |
| Covington to Mason City (Iowa) | 533.70 mi (858.91 km) |
| Covington to Massapequa (New York) | 596.28 mi (959.62 km) |
| Covington to Massapequa Park (New York) | 597.50 mi (961.58 km) |
| Covington to Massillon (Ohio) | 199.38 mi (320.86 km) |
| Covington to Mastic (New York) | 629.87 mi (1,013.68 km) |
| Covington to Mastic Beach (New York) | 630.06 mi (1,013.99 km) |
| Covington to Matteson (Illinois) | 241.35 mi (388.41 km) |
| Covington to Matthews (North Carolina) | 342.21 mi (550.73 km) |
| Covington to Mattoon (Illinois) | 208.01 mi (334.76 km) |
