| Gillespie, IL (City) |
| Gillespie County, TX (County) |
| Gillespie Township, IL (Township) |
| Gillett, AR (City) |
| Gillett, WI (City) |
| Gillett Grove, IA (City) |
| Gillett Grove Township, IA (Township) |
| Gillett Town, WI (Town) |
| Gillette, WY (City) |
| Gillford, MN (Township) |
| Gillham, AR (Town) |
| Gilliam, LA (Village) |
| Gilliam, MO (City) |
| Gilliam County, OR (County) |
| Gillsville, GA (City) |
