Austin Headquarters Address Information
Contact Name, Mail Code, TCEQ, P.O. Box 13087, Austin, TX 78711-3087
Use for regular and certified mail.
TCEQ, Contact Name, Building Letter, 12100 Park 35 Circle, Austin, TX 78753
Use for express carrier deliveries (U.S. Post Office Express Mail, FedEx, UPS, etc.).
- Please call your TCEQ contact to determine the exact building location before sending to the physical address.