 NEW YORK, June 25, 2021 PRNewswire -- AllianceBernstein National Municipal Income Fund, Inc. NYSE: AFB, a registered closedend investment company, today announced earnings for the Funds second fiscal quarter ended April 30, 2021. Total net assets of the Fund on April 30, 2021 were 445,447,456 as compared with 448,543,964 on January 31, 2021, and 398,677,599 on April 30, 2020. 