| Itasca, MN (Township) |
| Itasca, IL (Village) |
| Itasca County, MN (County) |
| Itawamba County, MS (County) |
| Ithaca, NY (Town) |
| Ithaca, NY (City) |
| Ithaca, NE (Village) |
| Ithaca, OH (Village) |
| Ithaca, MI (City) |
| Ithaca Town, WI (Town) |
| Itta Bena, MS (City) |
| Iuka, MS (City) |
| Iuka, KS (City) |
| Iuka, IL (Village) |
| Iuka Township, IL (Township) |
