| Zell, SD (Township) |
| Zemple, MN (City) |
| Zenda, KS (City) |
| Zephyr Lakes Community Development District, FL (CDD) |
| Zephyr Ridge Community Development District, FL (CDD) |
| Zephyrhills , FL (City) |
| Zerbe Township, PA (Township) |
| Zero, NE (Township) |
| Zickrick, SD (Township) |
| Ziebach County, SD (County) |
| Zif Township, IL (Township) |
| Zillah, WA (City) |
| Zilwaukee, MI (City) |
| Zilwaukee Township, MI (Township) |
| Zimmerman, MN (City) |
