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Certification

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Recertification

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Account Questions

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Hours

Monday through Friday from 9:00 am to 5:00 pm Eastern Time

Limited staffing from 12:00 pm to 2:00 pm
 

Other Contact Information

Address

Send payments and applications to:
National Registry PO Box 772000 Detroit, MI 48277-2000

Send packages and general mail to:
National Registry PO Box 772000 Detroit, MI 48277-2000

Telephone

1-614-888-4484

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