USCIS announced on March 18th that they have suspended routine in-person services, they have now extended that public closure until at least June 4th. This step is being taken to slow the spread of the Coronavirus (COVID-19)! USCIS will continue to operate but without public personal contact. USCIS will provide very limited emergency services that require personal contact; you must contact the USCIS Contact Center for more information.
Please visit this USCIS News Alert for more information: USCIS Offices Preparing to Reopen on June 4
Source of Information:
USCIS (USCIS.gov), 4/24/20, News Alert: USCIS Offices Preparing to Reopen on June 4
USCIS (USCIS.gov), 5/11/20, Web Page: USCIS Response to COVID-19
USCIS (USCIS.gov), 5/12/20, Web Page: USCIS Office Closings
Centers for Disease Control and Prevention’s COVID-19 website