ANNA National Office East Holly Avenue, Box 56 Pitman, NJ 08071-0056 Phone: 856-256-2320 Fax: 856-589-7463 View a complete listing of the National Office staff with contact information Please feel free to contact staff with questions regarding ANNA membership or services. If you have questions regarding certification, please contact the Nephrology Nursing Certification Commission (NNCC). Name * E-mail * Phone Message * Leave this field blank