AT&T Corp., Oakton, Virginia, was awarded a competitive, firm-fixed-price, single award, indefinite-delivery/indefinite-quantity contract for the Defense Information Systems Agency’s Voice Internet Service Provider for the U.S. Africa Command, European Command, Central Command, Indo-Pacific Command and Hawaii regions, to provide session initiation protocol trunking and telephony services. The total amount of all orders placed against the contract shall not exceed $78,056,017.  The guaranteed minimum amount is $500 and will be funded by fiscal 2022 operations and maintenance funds. Primary performance will be at the contractor’s facility in Oakton, Virginia.  The period of performance is 10 years, with a six-year base period and four one-year option periods, beginning Feb. 14, 2022, through Feb. 13, 2032. Proposals were solicited via www.sam.gov and two proposals were received.  The Defense Information Technology Contracting Organization, Scott Air Force Base, Illinois, is the contracting activity (HC1013-22-D-0003).