We are here to help!

GSA offers both online and in-person resources.

General Questions

  • National Customer Service Center - The National Customer Service Center (NCSC) is the source for information about 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.
    NCSCcustomer.service@gsa.gov
    1-800-488-3111
  • For a list of Schedule large and subcategories, please visit eLibrary.
  • GSA One Source - A comprehensive view of everything offered by GSA for the federal acquisition community and marketplace. This directory includes information on Federal Category Management, GSA Purchasing Programs, all existing GSA Procurement Vehicles.

Buyer Resources

Reference Tools and Resources

Industry Partners/Supplier Resources

We are always here to help you. In addition to your assigned contracting officer or specialist, a GSA representative, assigned to you post-award, will work with you during the contract term to provide support and education to make sure you remain contractually compliant. Learn about the roles and responsibilities of the different GSA contracting personnel and how they can support your needs.

  • GSA Administrative Contracting Officer (ACO) and Industrial Operations Analyst (IOA) Locator: For current Schedule contractors, your ACO serves as the primary contact to handle Mass Modifications and Subcontracting Plan tracking. Your Industrial Operations Analyst (IOA) who serves as your primary contact for contract sales reporting, sales adjustments, Industrial Funding Fee collection, and conducts periodic assessments, virtually or in-person.
  • National Customer Service Center - 1-800-488-3111, NCSCcustomer.service@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.

    Services offered include:
    • Current pricing;
    • Order status;
    • Tracing shipments;
    • Billing inquiries;
    • Problems with a GSA Order; and
    • Schedules information.
  • The Office of Ombudsman - This office serves as an informal and neutral forum for industry and associations who do business with GSA to voice their concerns of unfair practices, disparate treatment or unrealistic barriers in GSA's acquisition processes. The Ombudsman also works closely with GSA's acquisition workforce to identify and resolve matters that contracting officers face with the vendor community. Additionally, the Ombudsman identifies and reports on trending issues in the federal marketplace, and is responsible for three main focus areas; industry engagement, conflict resolution and engagement training.
  • Small Businesses: Three organizations are available to help small businesses succeed:

Reference Tools and Resources

  • MAS Desk Reference - GSA's desk guide for the Schedule buyer
  • FAS Sales Reporting Portal - Use this tool to submit monthly/quarterly sales figures, remit Industrial Funding Fee (IFF), perform sales adjustments, and complete contract closeout sales.
  • Vendor toolbox - Use this tool to understand if getting a Schedule contract is the right decision for you as a company.
  • Vendor Support Center (VSC) - Information and training for new and current contractors to learn how to obtain and manage your Schedule contract.
  • Vendor Education Center (VEC) - New and current contractor training.
  • eOffer/eMod User Guide - A reference to help Schedule contractors create and submit contract modifications. Do not use the user guide as a substitute for hands-on training. The user guide is updated with system changes and enhancements with each new software release.
  • #AskMASAnything Q&A [PDF - 303 KB] - Questions asked by industry on the MAS Consolidation in the Twitter Chat hosted by @FAS_Outreach.
  • Interact - Join the “Multiple Award Schedules” group for information on upcoming solicitation changes and the ability to provide feedback prior to solicitation, contract, or program changes. The training and events as well as the webinar group offer additional information on marketing and training.
  • Twitter - Follow us on twitter to learn about MAS initiatives and outreach:
  • For help learning the government's purchasing language, please refer to our commonly used acronyms resource.
  • Training - Join the Interact Webinar group or link to GSA Training videos to get a better understanding of the federal market and how GSA Schedules play a role.

Keep current with the latest news about the GSA Schedules Program on our MAS Group blog.

Last Reviewed: 2022-07-07