Contact Us


The Alternative Farming Systems Information Center (AFSIC) is located at the National Agricultural Library in Beltsville, MD near the intersection of U.S. Route 1 and Interstate Route 95/495 (Beltway Exit 25-North), 15 miles northeast of Washington, DC.

AFSIC online resources are provided with popular user questions in mind. For help in finding what you are looking for, please review these guides:

  • Can't find what you are looking for?

    See our Help page for Site Map, Search Tips etc.

  • Subject guides and bibliographies about sustainable or organic agriculture

    See AFSIC Publications

  • Find subject specific information

    See our Browse by Subject topics to the left; related subtopics appear on corresponding right hand menus

  • Locate sustainable and organic agriculture research and information tools

    See Databases

  • Find local contacts or publications

    See Extension Service and Land Grant University Resources



If you have a question related to alternative, organic or sustainable agriculture, or wish to provide feedback, please use the Ask a Question form. A valid email address is required for a response. If you have a question about general agricultural topics, please contact NAL's reference staff for assistance.


Please note that we do not set laws or legislation, and we cannot provide medical opinions. We also cannot answer homework questions for you, but we can assist with your research.


You may call, visit us, or submit your questions online:


In person:
Alternative Farming Systems Information Specialists can assist you Monday-Friday, 8:30 a.m.-4:30 p.m., at the National Agricultural Library (NAL) in Beltsville, Maryland.

By e-mail: Ask a Question form

By phone: Call (301) 504-6559 to talk to an Information Specialist

By fax: 301-504-6927 (AFSIC)

By mail:

Alternative Farming Systems Information Center
National Agricultural Library
10301 Baltimore Avenue, Room 123
Beltsville, MD 20705