The United States has reached a deal with the European Union, Japan and Canada to keep its Internet gambling market closed to foreign companies, but is continuing talks with India, Antigua and Barbuda, Macau and Costa Rica, U.S. trade officials said on Monday. "We are pleased to confirm that the United States has reached agreement ... with Canada, the EU and Japan," Gretchen Hamel, a spokeswoman for the U.S. Trade Representative"s office said in a statement. "The agreement involves commitments to maintain our liberalized markets for warehousing services, technical testing services, research and development services and postal services relating to outbound international letters," Hamel said.