| Tuxedo Park, NY (Village) |
| Twelve Mile, ND (Township) |
| Twelve Mile Lake Township, IA (Township) |
| Twentynine Palms, CA (City) |
| Twigg Township, IL (Township) |
| Twiggs County, GA (County) |
| Twilight, PA (Borough) |
| Twin, AL (Town) |
| Twin Bridges, MT (Town) |
| Twin Brooks, SD (Town) |
| Twin Brooks, SD (Township) |
| Twin Butte, ND (Township) |
| Twin City, GA (City) |
| Twin Creeks North Community Development District, FL (CDD) |
| Twin Falls, ID (City) |
