Updated May 2026

Form I-485 Processing Time at Potomac Service Center

Newer center that handles certain online-filed cases and employment authorization. Receipt numbers begin with IOE.

Current processing range
10–36months

Processing times vary significantly by field office and visa category. Employment-based and family-based cases have different timelines.

About the PSC
Full name
Potomac Service Center
Location
Arlington, VA
Receipt prefix
IOE
Common abbreviation
PSC
Center notes

Specifically handles cases filed online through my.uscis.gov. IOE receipt numbers indicate online filing. Generally processes EAD renewals efficiently.

How to confirm your case is at the PSC

Your receipt number on Form I-797C (Notice of Action) begins with a 3-letter code that identifies which USCIS service center received your application.

Your receipt number starts with:
IOEXXXXXXXXXX
= Your case is at the Potomac Service Center

If your receipt number starts with a different prefix, your case is at a different service center. See all service centers for Form I-485 →

Check official processing times
See USCIS's current estimates for your exact form type and category
USCIS processing times →

Frequently asked questions

How long does Form I-485 take at the PSC in 2026?+
Form I-485 at the USCIS Potomac Service Center currently takes approximately 10–36 months. Processing times vary significantly by field office and visa category. Employment-based and family-based cases have different timelines.
How do I know if my Form I-485 is at the PSC?+
Check your Form I-797C (Notice of Action) receipt number. If it starts with "IOE", your case is at the Potomac Service Center. Newer center that handles certain online-filed cases and employment authorization. Receipt numbers begin with IOE.
What does a IOE receipt number mean?+
IOE receipt numbers are issued by the USCIS Potomac Service Center in Arlington, VA. The prefix identifies which service center processed your filing.
Is the PSC faster or slower than other USCIS service centers?+
Processing times vary by form type and current workload. Specifically handles cases filed online through my.uscis.gov. IOE receipt numbers indicate online filing. Generally processes EAD renewals efficiently. Always check the official USCIS processing times page for the most current estimates.
Can I request expedited processing of my Form I-485 at the PSC?+
Yes. USCIS allows expedite requests for qualifying situations: severe financial loss, urgent humanitarian reasons, US government interests, or USCIS error. Submit your request through your online USCIS account or by calling 1-800-375-5283.

Form I-485 at other service centers

Form I-485 at CSC (WAC) →Form I-485 at VSC (EAC) →Form I-485 at NSC (LIN) →Form I-485 at TSC (SRC) →Form I-485 at NBC (MSC) →

Got a status update on your Form I-485 from the PSC? Paste it in for a plain-English explanation.

Decode your status message →

GreenLight is an independent tool and is NOT affiliated with USCIS, DHS, or any US government agency. Nothing on this page constitutes legal advice. Always verify at my.uscis.gov.