How To Write A Letter To Obama After Presidency . Zachary and connor are only 3 years and 18 months old. Make sure to address your letter to the sitting president. Writing A Letter To The President Format Dear Future President Where from particiastahler.blogspot.com Make sure to address your letter to the sitting president. When president obama took office, he asked his staff to send him 10 letters from constituents to read every night. Send a free fax to president obama from faxzero.com white house fax number: