| State Name | County Name | City |
|---|---|---|
| California | Santa Clara | Mountain View |
| Hawaii | Hawaii | Mountain View |
| North Carolina | Catawba | Mountain View |
| California | San Bernardino | Mountain View Acres |
| New Jersey | Union | Mountainside |
| Washington | Snohomish | Mountlake Terrace |
| Pennsylvania | Lancaster | Mountville |
| Washington | Yakima | Moxee |
| North Carolina | Currituck | Moyock |
| Pennsylvania | Berks | Muhlenberg |
| Wisconsin | Waukesha | Mukwonago |
| Florida | Polk | Mulberry |
| Ohio | Clermont | Mulberry |
| Oklahoma | Sequoyah | Muldrow |
| Texas | Bailey | Muleshoe |
| New Jersey | Atlantic | Mullica |
| New Jersey | Gloucester | Mullica Hill |
| South Carolina | Marion | Mullins |
| Kansas | Sumner | Mulvane |
| Indiana | Delaware | Muncie |
| Pennsylvania | Lycoming | Muncy |
| Pennsylvania | Lycoming | Muncy Creek |
| Illinois | Lake | Mundelein |
| Tennessee | Tipton | Munford |
| Pennsylvania | Allegheny | Munhall |
| Michigan | Alger | Munising |
| Ohio | Summit | Munroe Falls |
| New York | Cortland | Munsons Corners |
| Indiana | Lake | Munster |
| North Carolina | Hertford | Murfreesboro |
| Tennessee | Rutherford | Murfreesboro |
| Texas | Hidalgo | Murillo |
| Missouri | Jefferson | Murphy |
| Texas | Collin | Murphy |
| Illinois | Jackson | Murphysboro |
| Kentucky | Calloway | Murray |
| New York | Orleans | Murray |
| Utah | Salt Lake | Murray |
| North Carolina | New Hanover | Murraysville |
| South Carolina | Georgetown | Murrells Inlet |
| California | Riverside | Murrieta |
| Pennsylvania | Westmoreland | Murrysville |
| Iowa | Muscatine | Muscatine |
| Alabama | Colbert | Muscle Shoals |
| California | San Bernardino | Muscoy |
| Wisconsin | Waukesha | Muskego |
| Michigan | Muskegon | Muskegon |
| Michigan | Muskegon | Muskegon Heights |
| Oklahoma | Muskogee | Muskogee |
| Oklahoma | Canadian | Mustang |
| New York | Nassau | Muttontown |
| New York | Dutchess | Myers Corner |
| Pennsylvania | Lebanon | Myerstown |
| Oregon | Douglas | Myrtle Creek |
| Florida | Escambia | Myrtle Grove |
| North Carolina | New Hanover | Myrtle Grove |
| California | Humboldt | Myrtletown |
| Connecticut | New London | Mystic |
| New Jersey | Ocean | Mystic Island |
| Texas | Nacogdoches | Nacogdoches |
| Puerto Rico | Naguabo | Naguabo |
| Massachusetts | Essex | Nahant |
| Idaho | Canyon | Nampa |
| Hawaii | Honolulu | Nanakuli |
| Pennsylvania | Luzerne | Nanticoke |
| Massachusetts | Nantucket | Nantucket |
| Pennsylvania | Cambria | Nanty-Glo |
| New York | Rockland | Nanuet |
| California | Napa | Napa |
| Illinois | DuPage | Naperville |
| Hawaii | Maui | Napili-Honokowai |
| Florida | Collier | Naples |
| Maine | Cumberland | Naples |
| Florida | Collier | Naples Manor |
| Florida | Collier | Naples Park |
| Ohio | Henry | Napoleon |
| Indiana | Elkhart | Nappanee |
| Florida | Miami-Dade | Naranja |
| Pennsylvania | Montgomery | Narberth |
| Rhode Island | Washington | Narragansett |
| Rhode Island | Washington | Narragansett Pier |
| Virginia | Giles | Narrows |
| Texas | Bowie | Nash |
| New Hampshire | Hillsborough | Nashua |
| Arkansas | Howard | Nashville |
| Georgia | Berrien | Nashville |
| Illinois | Washington | Nashville |
| North Carolina | Nash | Nashville |
| Tennessee | Davidson | Nashville |
| New York | Rensselaer | Nassau |
| Florida | Nassau | Nassau Village-Ratliff |
| Louisiana | Tangipahoa | Natalbany |
| Mississippi | Adams | Natchez |
| Louisiana | Natchitoches | Natchitoches |
| Massachusetts | Middlesex | Natick |
| California | San Diego | National City |
| Washington | Snohomish | Mukilteo |
| South Carolina | Horry | Myrtle Beach |
| North Carolina | Dare | Nags Head |
| Texas | Harris | Nassau Bay |
