American Association of Port Authorities 
    http://www.aapa-ports.org/
    Links to major U.S. and Latin American port authorities.

 Seaports of the Americas
    http://www.seaportsinfo.com/
    Site of Compass North America, a port industry publishing advertising, and     information service.
    Links to major U.S. and Latin American port authorities.

 Port of Brownsville
    http://www.portofbrownsville.com/

 Port of Corpus Christi Authority
    http://www.portofcorpuschristi.com/

 Port of Galveston
    http://www.portofgalveston.com/

 Port of Houston Authority
    http://www.portofhouston.com/
    Contacts, port tariffs.

 Port of Long Beach
    http://www.polb.com/

 Port of Los Angeles
    http://www.portoflosangeles.org/

 Port of Oakland
    http://www.portofoakland.com/

 Port of San Francisco
    http://www.sfport.com/