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An official website of the United States government
Here's how you know
The .gov means it’s official.
Federal government websites often end in .gov or .mil. Before sharing sensitive information, make sure you’re on a federal government site.
The site is secure.
The https:// ensures that you are connecting to the official website and that any information you provide is encrypted and transmitted securely.
Have a question about registration? Email DMCSupport@sss.gov or DMCEspanol@sss.gov (en Español).
Have a general question? Email us at information@sss.gov.
If you need to discuss matters that involve Personally Identifiable Information, call us Monday – Friday: 9:00 AM – 5:00 p.m. EST, except Federal holidays.
888-655-1825 Toll-free (para Español, oprima dos)
847-688-6888
To respond to a letter and provide documentation, please mail to:
Selective Service System
Data Management Center
P.O. Box 94638
Palatine, IL 60094-4638
Personally Identifiable Information (PII) is your social security number, date of birth and address. For security reasons, we can only respond to questions that contain your PII over the phone. Do not email us your social security number.
