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Applicant Service Reference Guide

This Applicant Service Reference Guide provides information on the services provided by USCIS. This guide is a duplicate of the information used by the representatives at the USCIS Contact Center to answer calls on our toll free numbers.

For information about a particular immigration benefit or service, please select the appropriate topic on the menu below. 

If you have comments about the content of this guide please email us at uscis.webmaster@dhs.gov.

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