February 16: Regional Combine, Methodist Training Center (Texans), Houston, Texas
February 17: Regional Combine, Cleveland Browns Training Facility, Cleveland, Ohio
February 20-26: Combine Timing and Testing, Lucas Oil Stadium, Indianapolis, Indiana.
March 2-3: Regional Combine, Atlantic Health Jets Training Facility, New York/New Jersey
March 9: Regional Combine, One Buccaneer Place, Tampa, Florida
March 10: Regional Combine, Halas Hall (Bears), Chicago, Illinois
March 9-11: Clubs are permitted to enter into contract negotiations with certified agents of players who will be Unrestricted Free Agents at the end of the current League Year.
March 12: Prior to 4:00 p.m., New York time, clubs must exercise options for 2013 on all players who have option clauses in their 2012 contracts.
March 12: Prior to 4:00 p.m., New York time, clubs must submit Qualifying Offers to their Restricted Free Agents with expiring contracts and to whom they desire to retain a Right of First Refusal/Compensation.
March 12: Prior to 4:00 p.m., New York time, clubs must submit a minimum salary offer to retain exclusive negotiating rights to their players with expiring 2012 contracts and who have fewer than three seasons of free agency credit.
March 12: All 2012 player contracts will expire at 4:00 p.m., New York time.
March 12: Top-51 Begins. All clubs must be under the Salary Cap prior to 4:00 p.m., New York time.
March 12: The 2013 League Year and Free Agency period begin at 4:00 p.m., New York time.
March 12: Trading period begins at 4:00 p.m., New York time, for 2013 after expiration of all 2012 contracts.
March 16-17: Regional Combine, Atlanta Falcons Training Facility, Atlanta, Georgia
March 17-20: Annual League Meeting, The Biltmore, Phoenix, Arizona.
March 23-24: Regional Combine, Virginia Mason Athletic Center (Seahawks), Seattle, Washington
March 23-24: Regional Combine, Baltimore Ravens Training Facility, Baltimore, Maryland
April 7-8: Super Regional Combine, Cowboys Stadium, Dallas, Texas
April 25-27: NFL Draft, New York City, New York.
May 20-22: NFL Spring League Meeting, Hyatt-Harborside, Boston, Massachusetts.
September 5, 8-9: NFL Kickoff 2013
September 29: NFL International Series, London, Pittsburgh Steelers vs. Minnesota Vikings
October 27: NFL International Series, London, San Francisco 49ers vs. Jacksonville Jaguars