| Long Lake Town, WI (Town) |
| Long Lake Township, MI (Township) |
| Long Lost Lake, MN (Township) |
| Long Pine, NE (City) |
| Long Point, IL (Village) |
| Long Point Township, IL (Township) |
| Long Prairie, MN (City) |
| Long Prairie, MN (Township) |
| Long Rapids Township, MI (Township) |
| Long View, NC (Town) |
| Longboat Key , FL (Town) |
| Longdale, OK (Town) |
| Longfellow, ND (Township) |
| Longford, KS (City) |
| Longleaf Community Development District, FL (CDD) |
