Due to inclement weather, Chickasaw Nation offices will be closed Jan. 26, 2026.
Chickasaw Nation Department of Health (CNDH) employees should follow CNDH inclement weather protocols and policy. Chickasaw Nation Department of Commerce businesses should follow their line of support regarding inclement weather guidance.
For closing information of tribal facilities, call (800) 316-4226.
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The change of address form is sent to tribal government services for processing. The form applies to voter registration, CDIB, citizenship, the Chickasaw Times and tribal mailers. This form does not update your address with the Chickasaw Nation Department of Health*.
Call the tribal government services office at (580) 436-7250 for assistance with this form.
*Department of health patients can update addresses during their pre-registration call prior to any appointment, or when checking in for appointments at any Chickasaw Nation health care facility.