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
 Before Jan. 1, 2025  On or After Jan. 1, 2025
If you live in:   You're a part of the:  If you live in:   You're a part of the:  
 Alaska
 Arizona
 California
 Colorado
 Hawaii
 Idaho
 Iowa (excludes Rock Island arsenal area)
 Kansas
 Minnesota
 Missouri (except St. Louis area)
 Montana
 Nebraska
 Nevada
 New Mexico
 North Dakota
 Oregon
 South Dakota
 Texas (southwestern corner including El Paso)
 Utah
 Washington
 Wyoming
 West Region

 West Region   Contractor:
 Health Net Federal   Services, LLC
 1-844-866-9378
 www.tricare-west.com

 Alaska
 Arkansas
 Arizona
 California
 Colorado
 Hawaii
 Idaho
 Illinois
 Iowa
 Kansas
 Louisiana
 Minnesota
 Missouri
 Montana
 Nebraska 
 Nevada 
 New Mexico 
 North Dakota 
 Oklahoma
 Oregon 
 South Dakota 
 Texas
 Utah
 Washington
 Wisconsin
 Wyoming

 West Region

 West Region Contractor:
 TriWest Healthcare Alliance

 1-888-TRIWEST (874-9378)

 https://tricare.mil/west
 

 

 Before Jan. 1, 2025  On or After Jan. 1, 2025
 If you live in:  You're a part of the:  If you live in:  You're a part of the: 
 Alabama
 Arkansas
 Connecticut
 Delaware
 District of Columbia
 Florida
 Georgia
 Illinois
 Indiana
 Iowa (Rock Island area)
 Kentucky
 Louisiana
 Maine
 Maryland
 Massachusetts
 Michigan
 Mississippi
 Missouri (St. Louis area)
 New Hampshire
 New Jersey
 New York
 North Carolina
 Ohio
 Oklahoma
 Pennsylvania
 Rhode Island
 South Carolina
 Tennessee
 Texas (excluding El Paso area)
 Vermont
 Virginia
 West Virginia
 Wisconsin

 East Region

 East Region Contractor:
 Humana Military
 1-800-444-5445
 www.tricare-east.com

 Alabama
 Connecticut
 Delaware
 District of Columbia
 Florida
 Georgia
 Indiana
 Kentucky
 Maine
 Maryland
 Massachusetts
 Michigan
 Mississippi
 New Hampshire
 New Jersey
 New York
 North Carolina
 Ohio
 Pennsylvania
 Rhode Island
 South Carolina
 Tennessee
 Vermont
 Virginia
 West Virginia
 
 East Region

 East Region Contractor:
 Humana Military
 1-800-444-5445
 www.tricare-east.com

 

 If you live:  You're a part of the:
 Outside of the United States

 Overseas Region

 Overseas Contractor:
 International SOS Government Services, Inc.
 Country-Specific Toll-free Numbers
 www.tricare-overseas.com

 

 


Last Updated 11/19/2024