Octa

Octa may refer to:

Places

 * Octa, Missouri
 * Octa, Ohio

People

 * Octa of Kent (6th century), king of Kent

Other uses

 * Octa (unit), a proposed unit of information by Donald Knuth denoting 64 bit
 * Office of the Chief Trade Adviser
 * Orange County Transportation Authority
 * Oregon-California Trails Association
 * Oregon Cannabis Tax Act
 * Overseas Countries and Territories Association
 * Optical coherence tomography angiography, an imaging modality for visualizing vasculature
 * Octa-, a prefix meaning eight