Found 19,466 abbreviations starting with O:

OPR

Operations Planning Review

Governmental » NASA

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OPR

Operator

Governmental » NASA

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OPR

Orbiter/Payload Recorder

Governmental » NASA

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OPR

Oxygen Pressure Regulator

Governmental » NASA

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OPR

opioid pain reliever

Medical » Prescription

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OPR

Oregon Pacific Railroad Company

Regional » Railroads

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OPR

Ottawa & Prescott Railway

Regional » Railroads

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OPR

Ontario Pacific Railway

Regional » Railroads

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OPR

Old Parish Records

Community » Religion

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OPR

Official Poker Rankings

Community » Sports

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OPR

Operational Peer Review

Governmental » United Nations

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OPR

Office of Primary Responsibility

Governmental » US Government

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OPR

Official Public Record

Governmental » US Government

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OPR

Official Public Records

Governmental » US Government

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Opr.

OperatöR

International » Turkish

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OPRA

Order Processing and Requisition Accelerator

Business » Accounting

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OPRA

Operator and Pollution Risk Appraisal

Governmental » Environmental

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OPRA

One Piece Reduced Area

Community » Housing

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OPRA

Obsolete Property Rehabilitation Act

Governmental » Legislation

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OPRA

Open Public Records Act

Governmental » State & Local

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OPRA

Office of Pre-award Research Administration

Governmental » State & Local

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OPRA

Ohio Parks and Recreation Association

Governmental » State & Local

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OPRA

Occupational Pensions Regulatory Authority

Governmental » State & Local

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OPRA

Online Press Release Archive

Community » Media

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OPRA

Organization Public Relationship Assessment

Community » Non-Profit Organizations

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