N-600 at Helena Field Office
N-600 is processed by USCIS.
Verified from USCIS on 2026-06-05
How N-600 compares to other forms at the Helena Field Office
At Helena, three other forms accompany N-600: N-600K (citizenship under section 322) at 5.0 to 5.5 months, I-485 (adjustment of status) at 7.0 to 20.0 months, and N-400 (naturalization) at 8.0 to 9.5 months. N-600K is the quickest. I-485 has the widest range. N-600 sits at 16.0 to 16.5 months, a half-month band and the slowest opening at the office. Its ceiling sits 7 months above N-400's upper bound. The N-600 floor opens 10.5 months after N-600K's upper bound.
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Frequently Asked Questions
How long does N-600 take at Helena Field Office?
Current processing time for N-600 at Helena Field Office is 15.5 months to 16 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.