The public will find a user-friendly format that gives access to the records of a number of existing databases: names of White House visitors, travel vouchers of many administration officials; registered lobbyists and their reports; records for candidates who have either registered with the Federal Election Commission or appear on ballot lists prepared by state election offices; campaign donor information for contributions of more than $200.

Mark Zuckerman, deputy assistant to the president, in a post Thursday on the White House blog, called the site “one of many examples where the president has worked to forge a more open relationship between citizens and government.”

The records can now be found on other government Web sites, including,, Data, gov, and But the new site aims to make them easier to access in one uniform format, officials said.