| Aleutians East Borough, AK (County) |
| Aleutians West Borough, AK (County) |
| Alex, OK (Town) |
| Alex, ND (Township) |
| Alexander, ND (Township) |
| Alexander, ND (City) |
| Alexander, ND (Township) |
| Alexander, KS (City) |
| Alexander, ME (Town) |
| Alexander, AR (Town) |
| Alexander, IA (City) |
| Alexander, NY (Town) |
| Alexander, NY (Village) |
| Alexander City, AL (City) |
| Alexander County, NC (County) |
