TSP Customer Service

1-877-968-3778

How To Contact TSP Customer Service

TSP Thrift Savings Plan
TDD: 1-877-847-4385
International Callers: 1-404-233-4400
Fax: 1-866-817-5023
Hours:
Monday-Friday 7:00 a.m. to 9:00 p.m., Eastern time. 1-877-968-3778

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2 Responses

  1. Your advertisement say “2 for the price of one”. I ask for TWO sets. you collect $64.93 from my bank and what I have? only one set. I call and the persoln who answer the phone says: Oh! is that they send you a diferent product. OK, I want the prodt I pay for……Silence on the lost space! . I have to accept what they sent, like’s me or not. They took my money and I have told be quiet.

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