APTA

APTA or Apta can refer to:


 * 9393 Apta, a main-belt asteroid discovered on August 10, 1994
 * Apta, the name of Opatów, Poland, in Yiddish
 * Apta (Hasidic dynasty), originated in Opatów
 * a brand of cleaning products

Documents

 * Automotive Products Trade Agreement
 * Asia-Pacific Trade Agreement

Organizations

 * Ajax Pickering Transit Authority, a former transit operator in Pickering and Ajax, Ontario, merged into Durham Region Transit in 2006
 * All Primary Teachers Association
 * American Physical Therapy Association
 * American Public Transportation Association, an industry organization for transportation providers in the United States