How do I know what region I’m in?
Where you live determines your region. Regions only apply to the following health plans:
- TRICARE Prime
- TRICARE Prime Overseas
- TRICARE Select
- TRICARE Select Overseas
- TRICARE Young Adult
- TRICARE Reserve Select
- TRICARE Retired Reserve
| If you live in: | You're a part of the: |
|
Alaska |
West Region * Some ZIP codes in Arkansas, Indiana, Missouri, and Wisconsin are in the East Region. Check to see if your ZIP code is in the East or West by going to Regions. In the far-right navigation bar, enter your ZIP code into the tool called “What’s my TRICARE region in 2025?” |
| If you live in: | You're a part of the: |
| Alabama Arkansas* Connecticut Delaware District of Columbia Florida Georgia Indiana* Kentucky Maine Maryland Massachusetts Michigan Mississippi Missouri* New Hampshire New Jersey New York North Carolina Ohio Pennsylvania Rhode Island South Carolina Tennessee Vermont Virginia West Virginia Wisconsin* |
East Region *Some ZIP codes in Arkansas, Indiana, Missouri, and Wisconsin are in the West Region. Check to see if your ZIP code is in the East or West by going to Regions. In the far-right navigation bar, enter your ZIP code into the tool called “What’s my TRICARE region in 2025?” Note: If you live in Atlanta or Tampa and are enrolled in the TRICARE Prime Demo, your contractor is: Care Source Military and Veterans
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| If you live: | You're a part of the: |
| Outside the United States |
Overseas Region Overseas Contractor: |
Last Updated 10/23/2025