- OPB
- Oregon Public Broadcasting (Community » Non-Profit Organizations)OPerating Budget (Business » General)** Oregon Progress Board (Governmental » State & Local)** Office of Planning and Budget (Community » Educational)** Office of Planning and Budget (Governmental » US Government)** On-chip Peripheral Bus (Computing » Hardware)* Outstanding Principal Balance (Business » Accounting)* Open Bay, Papua New Guinea (Regional » Airport Codes)* Oasis Praise Band (Community » Music)
Abbreviations dictionary. 2012.