The customer service telephone number for Tricare insurance varies depending on which region the caller is from. Those in the North Region can call 877-874-2273 to reach Tricare customer service. Customers in the South Region can reach the company by dialing 800-444-5445.
Tricare West Region customers can call 877-988-9378 to reach a customer service representative. Customers who are unsure of the specific region of residence can consult the region map on Tricare's official website and locate his state on the map. The map is color coded and by region. Contact information for overseas customers is also available on this page.