| OBL | O B L Osman behind the lens 
| Others |
| OBL | Object Based Learning
| Others |
| OBL | Object Listing
| Others |
| OBL | Object-Based Language
| Others |
| OBL | Oblate
| Others |
| OBL | OBLigated funding
| Others |
| OBL | OBLigation
| Others |
| OBL | OBLique
| Others |
| OBL | Oblong
| Others |
| OBL | Occupational and Business Licensing
| Others |
| OBL | Ocean Bill of Lading
| Others |
| OBL | Ocimum Basilicum L
| Others |
| OBL | Office Based Lab
| Others |
| OBL | Office of Business Liaison
| Others |
| OBL | Official Big League
| Others |
| OBL | Ohio Bankers League
| Others |
| OBL | Oil Basins Limited
| Others |
| OBL | Old Blinking Light
| Others |
| OBL | Online Bidders List
| Others |
| OBL | Online Burma Library
| Others |
| OBL | Ontario Basketball League
| Others |
| OBL | Open Business License
| Others |
| OBL | Operational BaseLine
| Others |
| OBL | Oplan Bantay Laya
| Others |
| OBL | Orchestrina Buffoni Leggiadri
| Others |
| OBL | Organizational Body Language
| Others |
| OBL | Original Banana Leaf
| Others |
| OBL | Original Bill Lawrence
| Others |
| OBL | Original Bill Of
| Others |
| OBL | Original Bill of Lading
| Others |
| OBL | Orthopaedic Biomechanics Laboratories
| Others |
| OBL | Osama Bin Laden
| Others |
| OBL | Out Bound Learning
| Others |
| OBL | Out Bound Link
| Others |
| OBL | Out Bound Links
| Others |
| OBL | OutBound Link
| Others |
| OBL | Outline Black Lettering
| Others |
| OBL | Outpatient Based Lab
| Others |
| OBL | Outpatient Based Laboratory
| Others |
| OBL | Output Buffer Logic
| Others |
| OBL | Outside Battery Limits
| Others |
| OBL | Outstanding Business Leader
| Others |
| OBL | Outstanding Business Leaders
| Others |
| OBL | Outward Bound Learning
| Others |
| OBL | Overdose Brings Life
| Others |
| OBL | Own Brand Labeler
| Others |
| OBL | Own Brand Labeling
| Others |