Contact Us

Before you consider contacting the Office of the Citizenship and Immigration Services Ombudsman (CIS Ombudsman), read our Case Assistance Alerts and Frequently Asked Questions page to see if we have addressed your issue and if your issue is a type of case we can help with.

To contact one of our regional representatives, please go to our Public Engagement page to see which one serves your local area.
Phone
- 1-855-882-8100 (toll free)
- 202-357-8100 (local)
Our hours of operation are Monday through Friday, 9 a.m. to 5 p.m. Eastern. We encourage you to email us if you are not able to reach us by phone.
Please note: We have received reports that scammers sometimes use our phone number on caller ID. This is called spoofing, and it is illegal. If in doubt, let the call go to voicemail. We will always leave a voicemail. Also, we will never ask for your Social Security number, credit card information, or payment. Please report scammers directly to the Federal Communications Commission (FCC).
Mailing address

Office of the Citizenship and Immigration Services Ombudsman
Department of Homeland Security
Mail Stop 0180
Washington, D.C. 20528
If you choose to send information to us by mail, please know that delivery may be significantly delayed due to security measures with the government mail system (even for overnight couriers and express mail).
Social media
You can follow us on:
- LinkedIn: www.linkedin.com/company/cisombudsman
- Facebook: www.facebook.com/cisombudsman
- X (formerly known as Twitter): https://x.com/cisombudsman; @cisombudsman
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