| Iroquois, SD (Township) |
| Iroquois, SD (City) |
| Iroquois, IL (Village) |
| Iroquois, IN (Township) |
| Iroquois County, IL (County) |
| Iroquois Township, IL (Township) |
| Irrigon, OR (City) |
| Irvine, ND (Township) |
| Irvine, KY (City) |
| Irvine, CA (City) |
| Irving, SD (Township) |
| Irving, KS (Township) |
| Irving, TX (City) |
| Irving, MN (Township) |
| Irving, IL (Village) |
