N-600 at Harlingen Field Office
N-600 is processed by USCIS.
Verified from USCIS on 2026-06-05
How N-600 compares to other forms at the Harlingen Field Office
Harlingen also handles N-400 (naturalization) at 8.0 to 11.5 months, I-485 (adjustment of status) at 9.0 to 22.0 months, and N-600K (citizenship under section 322) at 14.0 to 14.5 months. I-485 has a 13-month spread, the widest at the office. N-600K holds a half-month band. N-600 runs 6.5 to 19.0 months, a 12.5-month spread that is the second-widest range at the office. That floor is the lowest the office reports for any of its 4 forms.
Get notified when N-600 processing time changes
Free alerts. No spam. Unsubscribe anytime.
Calculator
When will your N-600 at Harlingen Field Office likely be processed?
Enter your date and get a predicted window based on current processing times.
Frequently Asked Questions
How long does N-600 take at Harlingen Field Office?
Current processing time for N-600 at Harlingen Field Office is 9.5 months to 19 months, based on the latest data from USCIS.
When was N-600 processing time data last updated?
The data was last updated on 2026-06-05, sourced from USCIS.
What factors affect N-600 processing time?
Processing times vary based on application volume, case complexity, security checks, and the completeness of submitted documentation. Times shown are estimates and individual cases may differ.