FAS National Customer Service Center
- Hours: Sunday 8 p.m. - Friday 8:30 p.m. (central time)
- 800-488-3111
- ncsccustomer.service@gsa.gov
An official website of the United States government
Here’s how you know
Official websites use .gov
A .gov website belongs to an official government organization in the United States.
Secure .gov websites use HTTPS
A lock
( )
or https:// means you’ve safely connected to the .gov website. Share sensitive information only on official, secure websites.
GSA is committed to providing our stakeholders with a Multiple Award Schedule (MAS) program that addresses current market forces and provides government with a streamlined, value-based contracting solution that continues to save time and money well into the future.
Easy — Efficient — Modern
Visit the MAS Interact Page to learn more.
Download the latest quarterly industry newsletter from the Vendor Support Center.
GSA is listening to our stakeholders and taking steps to streamline and simplify the MAS program:
Email our National Customer Service Center or call 800-488-3111.