OBA
OBA shows up in baseball statistics as on‑base average, in digital marketing as online behavioral advertising, and in enterprise software as an office business application suite.
Miscellaneous
Organized Brazilian Activities
O Breathing Apparatus
Outward Bound Angeles
Outstanding Black Achievers
Outward Bound Adventures
Optical Brightening Agent
O2 breathing apparatus
On Board Audio
Our Barrel Ale
Our Better Angels
Community
Governmental
Academic & Science
Regional
Computing
Business
Old Bostonian Association
Oklahoma Bankers Association
Oklahoma Bar Association
Oregon Bankers Association
Oil Buying Alliance
One Bar Association
Oregon Business Association
Ontario Bar Association
Online Business Account
Online Behavioral Advertising
Open Business Accounting