| Madison | 35,000 | Norfolk | Nebraska | Omaha, NE-Sioux City, IA | View → |
| Madison | 13,000 | Fredericktown | Missouri | Paducah, KY | View → |
| Madison | 13,600 | Madison | Virginia | Roanoke-Harrisonburg, VA | View → |
| Madison | 260,000 | Edwardsville | Illinois | St. Louis, MO | View → |
| Madison | 16,000 | Huntsville | Arkansas | Tulsa, OK-Fort Smith, AR | View → |
| Magoffin | 12,000 | Salyersville | Kentucky | Charleston-Bluefield, WV | View → |
| Mahaska | 22,500 | Oskaloosa | Iowa | Des Moines, IA | View → |
| Mahnomen | 5,200 | Mahnomen | Minnesota | Fargo, ND | View → |
| Mahoning | 226,000 | Youngstown | Ohio | Cleveland-Youngstown, OH | View → |
| Major | 7,500 | Fairview | Oklahoma | Oklahoma City, OK | View → |
| Malheur | 31,000 | Ontario | Oregon | Boise-Pocatello, ID | View → |
| Manassas City | 42,000 | Manassas | Virginia | Washington, DC | View → |
| Manassas Park City | 17,000 | Manassas Park | Virginia | Washington, DC | View → |
| Manatee | 425,700 | Bradenton | Florida | Tampa, FL | View → |
| Manistee | 24,500 | Manistee | Michigan | Traverse City, MI | View → |
| Manitowoc | 79,500 | Manitowoc | Wisconsin | Green Bay, WI-Duluth, MN | View → |
| Marathon | 137,000 | Wausau | Wisconsin | Green Bay, WI-Duluth, MN | View → |
| Marengo | 18,800 | Demopolis | Alabama | Montgomery-Dothan, AL | View → |
| Maricopa | 4,585,900 | Phoenix | Arizona | Phoenix-Tuscon, AZ | View → |
| Maries | 9,000 | Vienna | Missouri | Springfield, MO | View → |
| Marin | 260,000 | San Rafael | California | San Francisco, CA | View → |
| Marinette | 41,500 | Marinette | Wisconsin | Green Bay, WI-Duluth, MN | View → |
| Marion | 30,700 | Hamilton | Alabama | Birmingham-Huntsville, AL | View → |
| Marion | 31,000 | Marion | South Carolina | Charleston-Florence, SC | View → |
| Marion | 65,200 | Marion | Ohio | Columbus, OH | View → |
| Marion | 33,500 | Pella | Iowa | Des Moines, IA | View → |
| Marion | 1,000,000 | Indianapolis | Indiana | Indianapolis-Fort Wayne, IN | View → |
| Marion | 25,000 | Columbia | Mississippi | Jackson, MS | View → |
| Marion | 28,900 | Jasper | Tennessee | Knoxville-Chattanooga, TN | View → |
| Marion | 20,000 | Lebanon | Kentucky | Louisville, KY-Evansville, IN | View → |
| Marion | 8,500 | Buena Vista | Georgia | Macon-Columbus, GA | View → |
| Marion | 382,300 | Ocala | Florida | Orlando-Gainesville, FL | View → |
| Marion | 355,000 | Salem | Oregon | Portland, OR | View → |
| Marion | 9,600 | Jefferson | Texas | Shreveport, LA | View → |
| Marion | 16,000 | Yellville | Arkansas | Springfield, MO | View → |
| Marion | 37,000 | Salem | Illinois | St. Louis, MO | View → |
| Marion | 28,000 | Hannibal | Missouri | St. Louis, MO | View → |
| Marion | 55,500 | Fairmont | West Virginia | Wheeling-Clarksburg-Parkersburg, WV | View → |
| Marion | 11,000 | Hillsboro | Kansas | Wichita, KS | View → |
| Mariposa | 18,000 | Mariposa | California | Fresno, CA | View → |
| Marlboro | 26,000 | Bennettsville | South Carolina | Charleston-Florence, SC | View → |
| Marquette | 15,500 | Montello | Wisconsin | Madison-La Crosse, WI | View → |
| Marquette | 66,000 | Marquette | Michigan | Marquette, MI | View → |
| Marshall | 97,100 | Albertville | Alabama | Birmingham-Huntsville, AL | View → |
| Marshall | 11,000 | Lacon | Illinois | Champaign-Peoria, IL | View → |
| Marshall | 46,000 | Plymouth | Indiana | Chicago, IL | View → |
| Marshall | 40,000 | Marshalltown | Iowa | Des Moines, IA | View → |
| Marshall | 9,500 | Warren | Minnesota | Fargo, ND | View → |
| Marshall | 38,000 | Holly Springs | Mississippi | Memphis, TN | View → |
| Marshall | 35,500 | Lewisburg | Tennessee | Nashville, TN | View → |
