OSP

OSP may refer to:

Names

• Osp, a valley and a village in Slovenia

Acronyms

• Independent Socialist Party (Netherlands) (Dutch:Onafhankelijke Socialistische Partij)
• Oblate Sisters of Providence
• Office of Special Plans
• Online service provider
• Open Settlement Protocol
• Open Source Physics
• Open space preserve
• Open Specification Promise, a legal statement concerning unrestricted use of Microsoft intellectual property
• Operating System Projects, an environment for OS projects
• Oral sodium phosphates, a drug product used for colon cleansing prior to a colonoscopy
• Orbital Space Plane
• Orchestra of St Paul's
• Oregon Star Party
• Oregon State Police
• Organic Solderability Preservative
• Ornithological Society of Polynesia
• Outer Silver Pit, a deep place in the southern part of the North Sea
• Outside plant
• Outsourced solution provider
• Ovince St. Preux, a mixed martial artist