XA

XA, xA, or xa may refer to:

Finance

 * Athens Stock Exchange, often abbreviated as ΧΑ in Greek

Organizations

 * Chi Alpha, a Christian college group
 * Golden Dawn (political party), from the Greek initials

Computing

 * X/Open XA, a standard for distributed database transactions
 * ".xa". or ".XA", an audio file extensions used in the PlayStation and PSone


 * CD-ROM XA, an extension to the CD-ROM storage format
 * A Maxis proprietary audio format used by games The Sims and SimCity 3000

Other technologies

 * Scion xA, a car
 * Fantom-X, a synthesizer made by Roland Corporation
 * Olympus XA, a camera

Other

 * Xã, a rural commune, a third-level administrative subdivision in Vietnam
 * XA, aircraft registration prefix for Mexican commercial aircraft
 * XA, acronym of American rock band X Ambassadors