| OSP | Obiit Sine Prole 
| Others |
| OSP | Object Service Provider
| Others |
| OSP | Obsessive Soap Perfectionist
| Others |
| OSP | Ocado Smart Platform
| Others |
| OSP | Ocean State Procures
| Others |
| OSP | Office for Sponsored Programs
| Others |
| OSP | Office of Science Policy
| Others |
| OSP | Office of Special Plans
| Others |
| OSP | Office of Special Programs
| Others |
| OSP | Office of Special Projects
| Others |
| OSP | Office of Sponsored Programs
| Others |
| OSP | Office of Sponsored Projects
| Others |
| OSP | Office of State Personnel
| Others |
| OSP | Office of State Publishing
| Others |
| OSP | Office of Student Programming
| Others |
| OSP | Office of Suicide Prevention
| Others |
| OSP | Office Service Pack
| Others |
| OSP | Office Setup
| Others |
| OSP | Office Star Products
| Others |
| OSP | Officer Safety Plan
| Others |
| OSP | Official Selling Price
| Others |
| OSP | Oficina Sanitaria Panamericana
| Others |
| OSP | Oglethorpe Speedway Park
| Others |
| OSP | Ohio State Patrol
| Others |
| OSP | Ohio State Penitentiary
| Others |
| OSP | Oil Submerged Protector
| Others |
| OSP | Okuma sampling path
| Others |
| OSP | Old School Players
| Others |
| OSP | Old School Productions
| Others |
| OSP | Old Shawnee Pizza
| Others |
| OSP | Old Stiga Palatinus
| Others |
| OSP | Ole Database Simple Provider
| Others |
| OSP | Olive Swann Porter
| Others |
| OSP | Olympic Synthetic Products
| Others |
| OSP | Omni Spectra Push
| Others |
| OSP | On Screen Phone
| Others |
| OSP | On Screen Programming
| Others |
| OSP | On Sight Procurement
| Others |
| OSP | On Site Procurement
| Others |
| OSP | On Site Programmable
| Others |
| OSP | On Stagnant Pond
| Others |
| OSP | One Safe Port
| Others |
| OSP | Online School Payments
| Others |
| OSP | Online Service Provider
| Others |
| OSP | Online Signup Page
| Others |
| OSP | Online Solution Provider
| Others |
| OSP | Online Systems Pamphlet
| Others |
| OSP | Ontario Society of Psychotherapists
| Others |
| OSP | Opel Service Partner
| Others |
| OSP | Open Screen Protocol
| Others |
| OSP | Open Service Platform
| Others |
| OSP | Open Services Platform
| Others |
| OSP | Open Settlement Protocol
| Others |
| OSP | Open Source Physics
| Others |
| OSP | Open Source Platform
| Others |
| OSP | Open Source Portfolio
| Others |
| OSP | Open Source Programming
| Others |
| OSP | Open Source Project
| Others |
| OSP | Open Source Promise
| Others |
| OSP | Open Source Publishing
| Others |
| OSP | Open Specification Promise
| Others |
| OSP | Open Stack Platform
| Others |
| OSP | Open Street Prepared
| Others |
| OSP | Open Studios Press
| Others |
| OSP | OpenVAS Scanner Protocol
| Others |
| OSP | Operating Service Provider
| Others |
| OSP | Operational Service Provider
| Others |
| OSP | Operations Standard Practice
| Others |
| OSP | Operations Support Package
| Others |
| OSP | Operations Support Plan
| Others |
| OSP | Operator Security Password
| Others |
| OSP | Operator Service Provider
| Others |
| OSP | Opportunity Scholars Program
| Others |
| OSP | Opportunity Scholarship Program
| Others |
| OSP | Optical Sensor Package
| Others |
| OSP | Optical Sight Pistol
| Others |
| OSP | Optical Storage Processor
| Others |
| OSP | Optimal Search Path
| Others |
| OSP | Optimum Shotgun Performance
| Others |
| OSP | Optional Selection Of Powers
| Others |
| OSP | Oracle Stored Procedure
| Others |
| OSP | Oral Sodium Phosphate
| Others |
| OSP | Orange Smoothie Pack
| Others |
| OSP | Orange Smoothie Productions
| Others |
| OSP | Orazio Satta Puliga
| Others |
| OSP | Orbital Space Plane
| Others |
| OSP | Ordinaire Sans Plomb
| Others |
| OSP | Ordinary Sensory Perception
| Others |
| OSP | Oregon State Penitentiary
| Others |
| OSP | Oregon State Police
| Others |
| OSP | Organic Solderability Preservative
| Others |
| OSP | Organic Solderability Preservatives
| Others |
| OSP | Organizational Security Policies
| Others |
| OSP | Organizational Security Policy
| Others |
| OSP | Organizational Support Program
| Others |
| OSP | Original Sexy Princess
| Others |
| OSP | Original Smith Printing
| Others |
| OSP | Orphan Sponsorship Program
| Others |
| OSP | Orphan Support Program
| Others |
| OSP | Other Service Provider
| Others |
| OSP | Other service providers
| Others |
| OSP | Other Specification
| Others |
| OSP | Outdoor Sculpture Project
| Others |
| OSP | Outer Surface Protein
| Others |
| OSP | OutSide Plant
| Others |
| OSP | Outside Plant Prodcut
| Others |
| OSP | Outsourcing Service Providers
| Others |
| OSP | Outsystems Solution Pack
| Others |
| OSP | Over Sized Penises
| Others |
| OSP | Over Speed Prevention
| Others |
| OSP | Overdraft Security Protection
| Others |
| OSP | Overly Sarcastic Productions
| Others |
| OSP | Overly Sloppy Person
| Others |
| OSP | Ovince Saint Preux
| Others |
| OSP | Owandy Software Package
| Others |
| OSP | Oxford Summer Programme
| Others |
| OSP | Slupsk, Poland
| Others |
| OSP | Staff by Portfolio
| Others |