American Maritime Officers provides information on union membership and other resources.

490 L'Enfant Plaza, SW, #7170
Washington, D.C. 20024-2118
Tel: (202) 479-1133
http://www.amo-union.org

American Waterways Operators provides education, industry news, and other resources.

801 North Quincy Street, Suite 200
Arlington, VA 22203-1708
Tel: (703) 841-9300
Fax: (703) 841-0389
Email: info@americanwaterways.com
https://www.americanwaterways.com

International Organization of Masters, Mates and Pilots offers education, news, and membership benefits.

700 Maritime Boulevard, Suite B
Linthicum Heights, MD 21090-1953
Tel: (877) 667-5522
Tel: (410) 850-8700
https://bridgedeck.org

International Ship Masters' Association offers advocacy, education, scholarship opportunities, and networking events.

http://www.shipmaster.org

Marine Engineers' Beneficial Association provides information on union membership and other resources.

444 N. Capitol Street, NW, #800
Washington, D.C. 20001-1508
Tel: (202) 638-5355
Fax: (202) 638-5369
http://www.mebaunion.org

This organization provides information on union membership and education.

5201 Auth Way
Camp Springs, MD 20746-4211
Tel: (301) 899-0675
Fax: (301) 899-7355
https://www.seafarers.org

U.S. Coast Guard National Maritime Center provides information on licensing and documentation, as well as other resources.

100 Forbes Drive
Martinsburg, WV 25404-7120
Tel: (888) 427-5662
https://www.uscg.mil/nmc

U.S. Maritime Administration offers publications, statistics, and news.

U.S. Department of Transportation, Maritine Administration
West Building, 1200 New Jersey Avenue, SE
Washington, D.C. 20590-0001
Tel: (202) 493-0029
Email: careersafloat@dot.gov
https://www.maritime.dot.gov

U.S. Merchant Marine Academy provides information on education and training.

300 Steamboat Road
Kings Point, NY 11024-1634
Tel: (516) 726-5800
https://www.usmma.edu