For general visa information for the U.S., click here . For many applicants, a personal appearance interview is required as a standard part of visa processing, which can cause longer processing times. To determine the requirements for a particular country in the Americas, click on one of the links below: Argentia Brazil Canada Colombia Costa Rica Dominican Republic Mexico Panama Paraguay United States Uruguay Because the requirements vary by country, it is best for you to contact the nearest U.S. embassy or consulate for information about current visa processing time estimates and processes. A list of U.S. embassies and consulates can be found online at http://usembassy.state.gov. Travelers coming to the U.S. for tourism or business for 90 days or less from qualified countries may be eligible to visit the U.S. without a visa if they meet the visa waiver program requirements. For details on the Visa Waiver Program, visit http://travel.state.gov/visa/temp/without/without_1990.html. All visa waiver travelers from ALL 27 Visa Waiver Program countries must present either a machine-readable passport at the U.S. port of entry to enter the U.S. without a visa; otherwise a U.S. visa is required. To request a letter from the Congress organizers that you can present to the U.S. Embassy or Consulate in your country, please e-mail your full name and complete address to us, as well as a fax number and e-mail address for delivery of the letter to you. Contact the organizers at Americas@fiabci-usa.com or by fax to +1-703-991-8809. FIABCI really wants all of its members and friends to be able to come to Palm Beach for our combined FIABCI Congress of the Americas and Business Meetings and encourages everyone to contact the U.S. embassy/consulate early!