Office of Background Investigations
Open Buying on the Internet
omni bearing indicator
Online Book Initiative
Oneida Baptist Institute
Open Buying on the Internet Consortium
object
Object Binary Interface
Observable Human Resources Intelligenc…
Odd Bit Inversion
Off-Base Interface
Office of Basic Instrumentation
Office of Business Innovations
Oklahoma Blood Institute
Ontario Bus Industries
Open Bolt Indicator
Open Business on the Internet
Open-Back Inclinable
Osaka Bioscience Institute
Order of British India