Updated May 2026

Form N-400 Processing Time at Texas Service Center

Handles applications from the southern US states. Receipt numbers begin with SRC.

Current processing range
10–24months

N-400 processing includes biometrics, interview, and oath ceremony. The oath ceremony is the final step to becoming a US citizen.

About the TSC
Full name
Texas Service Center
Location
Mesquite, TX
Receipt prefix
SRC
Common abbreviation
TSC
Center notes

High volume center. I-765 EAD times can be longer than other centers during peak periods. Check USCIS processing times page for current estimates.

How to confirm your case is at the TSC

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:
SRCXXXXXXXXXX
= Your case is at the Texas 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 N-400 →

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 N-400 take at the TSC in 2026?+
Form N-400 at the USCIS Texas Service Center currently takes approximately 10–24 months. N-400 processing includes biometrics, interview, and oath ceremony. The oath ceremony is the final step to becoming a US citizen.
How do I know if my Form N-400 is at the TSC?+
Check your Form I-797C (Notice of Action) receipt number. If it starts with "SRC", your case is at the Texas Service Center. Handles applications from the southern US states. Receipt numbers begin with SRC.
What does a SRC receipt number mean?+
SRC receipt numbers are issued by the USCIS Texas Service Center in Mesquite, TX. The prefix identifies which service center processed your filing.
Is the TSC faster or slower than other USCIS service centers?+
Processing times vary by form type and current workload. High volume center. I-765 EAD times can be longer than other centers during peak periods. Check USCIS processing times page for current estimates. Always check the official USCIS processing times page for the most current estimates.
Can I request expedited processing of my Form N-400 at the TSC?+
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 N-400 at other service centers

Form N-400 at CSC (WAC) →Form N-400 at VSC (EAC) →Form N-400 at NSC (LIN) →Form N-400 at NBC (MSC) →Form N-400 at PSC (IOE) →

Got a status update on your Form N-400 from the TSC? 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.