Board Source - Resources for building effective non profit boards

Center for Nonprofit Excellence - Resources, consulting services and online seminars for nonprofit

Idealist.org - Tools and resources for non profit organizations

Non Profit Expert - Extensive list of articles and advice for non profits

Nonprofit Risk Management Center

The Nonprofit Board Answer Book: A Practical Guide for Board Members and Chief Executives published by Boardsource

Starting a Nonprofit: What You Need to Know - Manual from the University of Richmond (free download)

United States Internal Revenue - Forms for filing for 501(3)(c) tax exempt status in the USA

Nonprofit Resource Centers & Associations by State

Resource centers often provide training, networking, access to educational materials and computer resources.  Connect with a center near you!

Alabama

• Nonprofit Resource Center of Alabama

Arizona

• Alliance of Arizona Nonprofits
• Phoenix - ASU Lodestar Center for Philanthropy & Nonprofit Innovation

Arkansas

• Arkansas Coalition for Excellence

California

• California Association of Nonprofits
• Los Angeles - Center for Nonprofit Management
• Marin - Center for Leadership Marin
• Riverside and San Bernardino Counties - Resource Center for Nonprofit Management
• Santa Barbara - Nonprofit Support Center

Colorado

• Colorado Nonprofit Development Center
• Colorado Nonprofit Association

Connecticut

• Connecticut Association of Nonprofits

Delaware

• Delaware Association of Nonprofit Agencies

District of Columbia

• The Center for Nonprofit Advancement

Florida

• Florida Association of Nonprofit Organizations
• Jacksonville - Nonprofit Center of Northeast Florida
• Tampa - Nonprofit Leadership Center of Tampa Bay

Georgia

• The Georgia Center for Nonprofits

Hawaii

• Hawaii Alliance of Nonprofit Organizations

Idaho

• Idaho Nonprofit Center

Illinois

• Donors Forum

Indiana

• The Center on Philanthropy at Indiana University
• Indiana Nonprofit Resource Network

Iowa

• Iowa Nonprofit Resource Center

Kansas

• Kansas Non Profit Association

Kentucky

• Nonprofit Leadership Initiative at the University of Kentucky

Louisiana

• Louisiana Association of Nonprofit Organizations

Maine

• Maine Association of Nonprofits

Maryland

• Maryland Association of Nonprofit Organizations
• Columbia - The Volunteer Center Serving Howard County

Massachusetts

• Boston - Nonprofit Center of Boston
  

Michigan

• Michigan Nonprofit Association

Mississippi

• Mississippi Center for Nonprofits
• John S. and James L. Knight Foundation Nonprofit Center

Minnesota

• Minnesota Council of Nonprofits

Montana

• Montana Nonprofit Association

Nebraska

• Omaha - Nonprofit Association of the Midlands

Nevada

• Nevada Association of Nonprofit Organizations

New Hampshire

• New Hampshire Center for Nonprofits

New Jersey

• North Brunswick - Center for Non-Profit Corporations

New Mexico

• Albuquerque - Center for Nonprofit Excellence

New York

• New York Council of Nonprofits
• New York City
  • Support Center for Nonprofit Management
  • Foundation Center
    

North Carolina

• North Carolina Center for Nonprofits

North Dakota

• North Dakota Association of Nonprofit Organizations

Ohio

• Ohio Association of Nonprofit Organizations
• Akron - Center for Nonprofit Excellence
• Cleveland - Mandel Center for Nonprofit Organizations
• Cleveland - Lakeland Nonprofit and Public Service Center

Oklahoma

• Oklahoma Center for Nonprofits

Oregon

• Portland - Multnomah County Library regional collection for the Foundation Center

Pennsylvania

• Pennsylvania Association of Nonprofit Organizations
• Philadelphia - La Salle University Nonprofit Center
• Millersville (South Central PA) - Nonprofit Resource Network
  

South Carolina

• South Carolina Association of Nonprofit Organizations

Tennessee

• Chattanooga - Center for Nonprofits
• Nashville - Center for Nonprofit Management

Texas

• Texas Association of Nonprofit Organizations (TANO)
• Dallas - Center for Nonprofit Management
• Wichita Falls - Nonprofit Center

Utah

• Utah Nonprofits Association

Virginia

• Virginia Network of Nonprofit Organizations

Washington

• Spokane - Northwest Nonprofit Resources
• Tacoma - The Nonprofit Center of South Puget Sound

Wisconsin

• Wisconsin Nonprofits Association
• Milwaukee
  • Nonprofit Center of Milwaukee
  • Volunteer Center of Greater Milwaukee