ThriftLine — 1-TSP-YOU-FRST

Automated Response System

Available 24 hours a day, 7 days a week

From a touch-tone telephone, you can find out the latest information about the TSP (such as share prices and rates of return), as well as information about your TSP account. You can also request certain account transactions. You will need your TSP account number and your 4-digit TSP Personal Identification Number (PIN).

Talk to a Participant Service Rep

Available Monday-Friday   7:00 a.m. to 9:00 p.m., Eastern time.

Press 3 to speak to a Participant Service Representative (PSR) when calling the ThriftLine. PSRs handle questions about loans, contribution allocations, interfund transfers, designations of beneficiaries, and withdrawals.

From the 50 States, including the District of Columbia, the Virgin Islands, Puerto Rico, Guam, American Samoa, and Canada, call the following numbers toll free:

  • Telephone:
  • TDD:
    (for hearing-impaired participants)

International callers who cannot use the toll-free number should call (404) 233-4400 (not toll free).

Fax and Mail Services

You can fax or mail correspondence and forms to the TSP.


You can submit comments and report technical problems regarding this website using an online comments form. If you have a problem or a question about your account, call the ThriftLine and speak to a TSP Participant Service Representative. We review comments, but we do not answer individual comments.

FRTIB Website (

The Federal Retirement Thrift Investment Board (FRTIB), which administers the TSP, maintains the Web site, which provides information about the FRTIB electronic reading room, procurements, and employment opportunities.