| PBR | Pabst Blue 
| Others |
| PBR | Pabst Blue Ribbon
| Others |
| PBR | Pace Balanced Rating
| Others |
| PBR | Pacific Business Review
| Others |
| PBR | Packed Bed Reactor
| Others |
| PBR | Packed by Removalist
| Others |
| PBR | Parisienne Brougham
| Others |
| PBR | Partition Boot Record
| Others |
| PBR | Party Bus Rentals
| Others |
| PBR | Patapsco and Back Rivers
| Others |
| PBR | Patapsco and Back Rivers Railroad
| Others |
| PBR | Pathology Bearing Regions
| Others |
| PBR | Paton's Brake Replacements
| Others |
| PBR | Patrol Boat River
| Others |
| PBR | Patrol Boat Riverine
| Others |
| PBR | Patrol Boat, River
| Others |
| PBR | Payment By Results
| Others |
| PbR | Payments by Results
| Others |
| PBR | Peak Bit Rate
| Others |
| PBR | Pebble Bed Reactor
| Others |
| PBR | Pelican Beach Resort
| Others |
| PBR | People's Blues of Richmond
| Others |
| PBR | Peptide Binding Region
| Others |
| PBR | Perfect Breakfast Refreshment
| Others |
| PBR | Performance Based Ratemaking
| Others |
| PBR | Performance Based Regulation
| Others |
| PBR | peribrachial region
| Others |
| PBR | Periodic Buffer Reuse
| Others |
| PBR | Peripheral Benzodiazepine Receptor
| Others |
| PBR | Permit By Rule
| Others |
| PBR | Personal Bike Routing
| Others |
| PBR | Perspective Based Reading
| Others |
| PBR | Phone Book Read
| Others |
| PBR | Physically Based Renderer
| Others |
| PBR | Physically Based Rendering
| Others |
| PBR | Physically-Based Rendering
| Others |
| PBR | Physics Based Rendering
| Others |
| PBR | Pinned Beam Roll
| Others |
| PBR | Plant Breeder's Rights
| Others |
| PBR | Plant Breeders Rights
| Others |
| PBR | Plasmid Bacterial Recombination
| Others |
| PBR | Playback and Record
| Others |
| PBR | Point Blank Range
| Others |
| PBR | Poison Black Rose
| Others |
| PBR | Pokemon Battle Revolution
| Others |
| PBR | Polarized Beam Reflectometer
| Others |
| PBR | Policy Based Routing
| Others |
| PBR | Policy-Based Routing
| Others |
| PBR | Polished Bore Receptacle
| Others |
| PBR | Portland's Best Refreshment
| Others |
| PBR | Post-Birthing Room
| Others |
| PBR | Power Booster Rod
| Others |
| PBR | Power Brake Booster
| Others |
| PBR | Pre Budget Report
| Others |
| PBR | Pre-Budget Report
| Others |
| PBR | Precariously Balanced Rock
| Others |
| PBR | Prep Baseball Report
| Others |
| PBR | Pretty Bike Rider
| Others |
| PBR | Price Book-value Ratio
| Others |
| PBR | Pro Bull Riding
| Others |
| PBR | Process Bill Register
| Others |
| PBR | Profesional Bull Riding
| Others |
| PBR | Professional Barrel Racer
| Others |
| PBR | Professional Bike Rider
| Others |
| PBR | Professional Bull Rider
| Others |
| PBR | Professional Bull Riders
| Others |
| PBR | Professional Bull Riding
| Others |
| PBR | Program Budget Review
| Others |
| PBR | Program Counter Breakpoint Register
| Others |
| PBR | Pure Breed Racing
| Others |
| PBR | Purlin Bearing Rib
| Others |
| PBR | Python Build Reasonableness
| Others |
| PBR | River Patrol Boat (Patrol Boat, River)
| Others |