| name | type | Area (m²) | capital city | Country | continent | population (people) |
|---|---|---|---|---|---|---|
| Acklins | District | 389,000,000 | The Bahamas | America | 560 | |
| Acre | Federative unit | 152,580,997,120 | Brazil | America | 758,786 | |
| Aguascalientes | State | 5,616,000,000 | Mexico | America | 1,237,675 | |
| Ahuachapán Department | Department | 1,239,600,000 | El Salvador | America | 333,406 | |
| Alabama | State | 135,765,000,192 | United States | America | 4,849,377 |