• On July 11, tsp.gov will
    have a new look!

    Streamlined design. Simpler navigation.
    Mobile friendly.

  • Desktop browser and smartphone displaying redesigned homepage of tsp.gov
Need Help?
Call the toll-free ThriftLine at 1-877-968-3778 and speak to a Participant Service Representative.

For calls outside the U.S. and Canada call 1-404-233-4400 (not a toll-free number).

The ThriftLine hours are Monday through Friday, 7 a.m. to 9 p.m., Eastern time.

The TSP website has the most current TSP information and materials (e.g., forms, rates of return, share prices, and calculators). You can use your beneficiary participant account number or customized user ID and Web password to view personal account information and perform transactions.

Visit Your Personal TSP Information for details about your TSP account number and web password.