National Customer Service Center National Customer Service Center (NCSC)

National Customer Service Center (NCSC)
(800) 488-3111
Fax (816) 926-6952
NCSCcustomer.service@gsa.gov

Centralized Mailing List Service (CMLS)
(817) 334-5215
cmls@gsa.gov


The National Customer Service Center (NCSC) is the source for information on any of the products or services available from GSA. The NCSC is a full service center providing assistance and information to make acquisitions simple and efficient.

  • Current pricing
  • Order status
  • Tracing shipments
  • Billing inquiries
  • Problems with a GSA order
  • Schedules information

Problem Resolution

Report a problem with any FSS order by using e-Resolve, an online customer service solution. e-Resolve allows direct reporting of problems with an FSS requisition or GSA Global Supply order shipment. Thus, correcting problems such as damage, short/over, wrong item, quality, tracing shipments, and merchandise returns.