National Test Center now available on base Published April 27, 2010 CANNON AIR FORCE BASE, NM -- Cannon's National Test Center is now available Monday through Friday 9 a.m. - 3 p.m. by appointment. The center provides on-line testing services for the College Level Examination Program, Defense Activity for Non-Traditional Testing and Excelsior Exams. To schedule an appointment, call (575) 799-8688 or send an e-mail to stephanie.rea@clovis.edu. Appointments can also be made through the Clovis Community College Test Center at (575) 769-4088