- ACIG stands for Air Combat Information Group (air combat history website)
- ACIG stands for American Contractors Insurance Group (Dallas, TX)
- ACIG stands for Allied Cooperative Insurance Group (Jeddah, Saudi Arabia)
- ACIG stands for Aircrew Combat Information Guide
- ACIG stands for Automation Control & Information Group (Rockwell)
- ACIG stands for Alternating Current Induction Generator
ACIG