| State Name | County Name | City |
|---|---|---|
| Tennessee | Wilson | Lebanon |
| Missouri | Lafayette | Lexington |
| Iowa | Plymouth | Le Mars |
| New York | Jefferson | Le Ray |
| Illinois | McLean | Le Roy |
| New York | Genesee | Le Roy |
| Minnesota | Le Sueur | Le Sueur |
| Pennsylvania | Lancaster | Leacock |
| South Dakota | Lawrence | Lead |
| Colorado | Lake | Leadville |
| Texas | Galveston | League City |
| Florida | Pinellas | Lealman |
| Texas | Williamson | Leander |
| Kansas | Leavenworth | Leavenworth |
| Washington | Chelan | Leavenworth |
| Kansas | Johnson | Leawood |
| Connecticut | New London | Lebanon |
| Illinois | St. Clair | Lebanon |
| Indiana | Boone | Lebanon |
| Kentucky | Marion | Lebanon |
| Maine | York | Lebanon |
| Missouri | Laclede | Lebanon |
| New Hampshire | Grafton | Lebanon |
| New Jersey | Hunterdon | Lebanon |
| Ohio | Warren | Lebanon |
| Oregon | Linn | Lebanon |
| Pennsylvania | Lebanon | Lebanon |
| Virginia | Russell | Lebanon |
| Florida | Citrus | Lecanto |
| Connecticut | New London | Ledyard |
| Massachusetts | Berkshire | Lee |
| New Hampshire | Strafford | Lee |
| New York | Oneida | Lee |
| New Mexico | San Juan | Lee Acres |
| Alabama | Jefferson | Leeds |
| Missouri | Jackson | Lee's Summit |
| Florida | Lake | Leesburg |
| Georgia | Lee | Leesburg |
| Virginia | Loudoun | Leesburg |
| Louisiana | Vernon | Leesville |
| Utah | Utah | Lehi |
| Pennsylvania | Northampton | Lehigh |
| Florida | Lee | Lehigh Acres |
| Pennsylvania | Carbon | Lehighton |
| Pennsylvania | Pike | Lehman |
| Massachusetts | Worcester | Leicester |
| Florida | Miami-Dade | Leisure City |
| New Jersey | Ocean | Leisure Village |
| New Jersey | Ocean | Leisure Village East |
| New Jersey | Ocean | Leisure Village West |
| Maryland | Montgomery | Leisure World |
| New Jersey | Burlington | Leisuretowne |
| Kentucky | Grayson | Leitchfield |
| Mississippi | Washington | Leland |
| North Carolina | Brunswick | Leland |
| Florida | Collier | Lely |
| Florida | Collier | Lely Resort |
| Missouri | St. Louis | Lemay |
| Nevada | Washoe | Lemmon Valley |
| California | San Diego | Lemon Grove |
| California | Sacramento | Lemon Hill |
| Illinois | Cook | Lemont |
| California | Kings | Lemoore |
| California | Kings | Lemoore Station |
| Pennsylvania | Cumberland | Lemoyne |
| Kansas | Johnson | Lenexa |
| California | Los Angeles | Lennox |
| North Carolina | Caldwell | Lenoir |
| Tennessee | Loudon | Lenoir City |
| Massachusetts | Berkshire | Lenox |
| New York | Madison | Lenox |
| California | San Bernardino | Lenwood |
| Indiana | Allen | Leo-Cedarville |
| Pennsylvania | Lancaster | Leola |
| Massachusetts | Worcester | Leominster |
| Texas | Bexar | Leon Valley |
| Maryland | St. Mary's | Leonardtown |
| New Jersey | Bergen | Leonia |
| South Carolina | York | Lesslie |
| Maine | Penobscot | Levant |
| Pennsylvania | Westmoreland | Level Green |
| Michigan | Calhoun | Level Park-Oak Park |
| Texas | Hockley | Levelland |
| New York | Nassau | Levittown |
| Pennsylvania | Bucks | Levittown |
| Puerto Rico | Toa Baja | Levittown |
| Delaware | Sussex | Lewes |
| New York | Westchester | Lewisboro |
| Pennsylvania | Union | Lewisburg |
| Tennessee | Marshall | Lewisburg |
| West Virginia | Greenbrier | Lewisburg |
| Idaho | Nez Perce | Lewiston |
| Maine | Androscoggin | Lewiston |
| New York | Niagara | Lewiston |
| Montana | Fergus | Lewistown |
| Pennsylvania | Mifflin | Lewistown |
| North Carolina | Forsyth | Lewisville |
| Texas | Denton | Lewisville |
| Kentucky | Fayette | Lexington |
| Massachusetts | Middlesex | Lexington |
