- ACPG stands for Animal Crossing Population Growing (gaming)
- ACPG stands for American California Pharmaceutical Group, Inc.
- ACPG stands for Advanced Chemical Protective Garment
- ACPG stands for Anyone Can Play Guitar (Radiohead song)
- ACPG stands for Atlantic City Poker Guide (Atlantic City, NJ)
- ACPG stands for American Consumer Protection Group, Inc.
- ACPG stands for AOL (America Online) CD (Compact Disk) Preservation Guild (collecting group)
ACPG