| AACO | Amaryllis Avakian Clinica Oftalmologica |
|---|---|
| AACO | Armenian American Christian Outreach |
| AACO | Asian Americans for Community Outreach |
| AACO | Australian Agricultural Company (skr.) |
| AANS | Afroasian News Service (skr.) |
| ABBA | taliansky spisovateľ - básnik (Giuseppe Cesare, 1838-1910) |
| ACAR | ázijské vegetariánske jedlo |
| ACRI | talianske sídlo |
| ADAM | slovenský futbalista (Marián, *1981) |
| ADDA | rieka v Taliansku |