The FCC announced that, effective December 28, 2009, hand-delivered and/or messenger-delivered paper filings for the FCC Secretary should be taken to the FCC's contractor at FCC Headquarters at 445, 12th Street, S.W., Room TW-A325, Washington, D.C., 20554. The FCC has also closed its filing location at 236 Massachusetts Avenue. All other filing procedures for paper submissions (e.g., ensuring that all filings are submitted without envelopes) remain unchanged.