Follow the steps to successfully fill out the DD 1966 online.

1. Click ‘Get Form’ button to obtain the form and access it in the online editor.
2. Begin by filling in Section A, which covers service processing details. Specify if you have prior service and indicate your selective service classification.
3. Proceed to Section I - Personal Data. Accurately enter your social security number, full name (last, first, middle initial), DoD ID number, phone number, current address, and citizenship details.
4. In Section I, continue with your date of birth and email address, then provide information regarding marital status, number of dependents, and education details.
5. For Section II, review the examination and entrance data processing codes and ensure to leave this section blank as it is for office use only.
6. Section III covers other personal data. Here, list all high schools and colleges attended, and answer questions regarding any previous military service or dependency status.
7. In Section IV, certify your information by signing and dating the certification of applicant section. Ensure that your signature is witnessed by your recruiter.
8. Verify that all sections have been completed accurately, paying special attention to any optional questions. Review the form for clarity.
9. At the final step, users can save changes, download a copy, print the form, or share it as needed for submission.

Complete your DD 1966 form online today to initiate your military enlistment process.