800-375-5283Potomac service centers, operated by USCIS, handle cases and applications based on processing times, form types, and intended purposes, aimed at expediting processes and reducing USCIS workload.
Notification of Case Handling by Potomac Service Center (YSC)
Upon receipt of the case from the Lockbox, the center issues a notice along with a receipt number. All cases forwarded to the Potomac service center are assigned a receipt number beginning with YSC, denoting "identifying Potomac Service Center filings."
Customer Support for Checking Processing Times
Various avenues are available for obtaining support regarding processing times and case statuses:
By Phone Service: Contact the customer service center at
800-375-5283 or TTY
800-767-1833. Provide the receipt number and specify that the case has been forwarded to the Potomac Service Center to receive status or processing time details.
By Online Service: Visit the
case status online portal and input the receipt number to access case status or processing time details.
E-Request Tool Support: Submit an inquiry about case status or processing time via the online
e-Request tool and select the appropriate option.
Meaning of YSC in USCIS
YSC serves as a prefix used by USCIS, signifying "identifying Potomac Service Center filings." For further clarification, inquiries can be made by phone at
+1 800-375-5283.
Purpose of USCIS Application Support Centers
USCIS application support centers are dedicated to biometrics collection and related services.
Availability of USCIS E-Filing Services & Support
Yes, e-filing services are accessible for specific applications. Comprehensive information can be found in the
form instructions.