ACM
[1] Association for Computing Machinery - Wissenschaftsperiodika-Verlag / ACM Press, New York (siehe http://www.acm.org/ )[2] Address Complete Message (SS7)
[3] Audio Compression Manager (Microsoft)
[4] Access Control Model (SNMPv3)
[5] Area Channel Manager (SMCC)
[6] Asteroids, Comets, Meteors conference \{Astronomie\}
[7] Attitude Calibration Module (Space Shuttle) \{Raumfahrt\}