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TRICARE Regional Offices

The TRICARE Regional Offices (TROs) manage and oversee an integrated health care delivery system in the three U.S. TRICARE regions. 

In most cases, you'll call your regional contractor first:

North South West

Health Net Federal Services
1-877-TRICARE
(1-877-874-2273)

Humana Military
1-800-444-5445

UnitedHealthcare
1-877-988-WEST
(1-877-988-9378)

But, there are times when you will need to call your TRO:

TRO-North TRO-South TRO-West

1-866-307-9749
Send an Email

Provide Customer Feedback

1-800-554-2397
Send an Email

Provide Customer Feedback

1-800-558-1746
Send an Email

Provide Customer Feedback

Last Updated 2/3/2016