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City of Annapolis

City of Baltimore, Bureau of Purchases

Anne Arundel County Purchasing

Baltimore County Purchasing Office

City of Frederick, Maryland

Frederick County Government

Harford County Purchasing

Howard County

Montgomery County

Towson University Procurement

University of Maryland, College Park, Procurement & Supply

Carroll Community College

Washington County

Maryland Department of Transportation

Frederick Community College

Columbia Association


United States Department of Homeland Security

United States Postal Service Zip Code Directory

Consumer Price Indexes (U.S. Department of Labor)


Cooperative Purchasing Organization

eMaryland Marketplace

Washington Suburban Sanitation Commission

Better Business Bureau

Dun & Bradstreet

National Association of State Procurement Officials (NASPO)

National Contract Management Association (NCMA)

National Association of Counties (NACo)

Institute for Supply Management (ISM)

National Procurement Institute (NPI)

Maryland General Assembly
State Government - Procurement (P2) Legislation by Session

National Association of State Procurement Officials - Procurement U

The Maryland Procurement Academy (MDPA)

Universal Public Procurement Certification Council - UPPCC


National Institute of Governmental Purchasing (NIGP)

Pennsylvania Public Purchasing Association

The Delaware Public Purchasing Association, Inc.

The Metropolitan Washington Chapter - NIGP

Northern New Jersey Chapter of NIGP

Southern New Jersey Chapter of NIGP


Maryland Public Purchasing Assoc

The Maryland Public Purchasing Association, Inc. (MPPA) is a professional organization comprised of over 300 procurement professionals throughout the State. MPPA, Inc. members represent various public purchasing entities including the federal government, state, cities, counties, colleges and universities, libraries, hospitals, commissions and other public agencies. MPPA, Inc. is the local chapter of the National Institute of Governmental Purchasing (NIGP), which has over 70 chapters in the United States, Canada, and internationally.

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