Permian Basin Royalty Trust
2911 Turtle Creek Blvd.
Suite 850
Dallas, TX 75219
1-855-588-7839 (toll-free)
fax 214-559-7010
trustee@pbt-permian.com

Auditors
Weaver and Tidwell, L.L.P.
Dallas, Texas

Legal Counsel
Holland & Knight LLP
Dallas, Texas

Transfer Agent
American Stock Transfer & Trust Company, LLC
6201 15th Avenue
Brooklyn, NY 11219
1-800-358-5861
www.amstock.com

If a violation of Simmons Bank's Code of Ethics is suspected, we
encourage reporting of this to the Simmons Bank Whistleblower Hotline at 1-855-311-9570.