tricare service number
Tricare Phone Number While 877-874-2273 is Tricare's best toll-free number, there are 3 total ways to get in touch with them. The next best way to talk to their customer support team, according to other Tricare customers, is by calling their 800-444-5445 phone number for their Customer Service department. Besides calling, the next favorite option for customers looking for help is via 800-444-5445 for Customer Service.