N-600K at Milwaukee Field Office
N-600K is processed by USCIS.
Verified from USCIS on 2026-06-05
How N-600K compares to other forms at the Milwaukee Field Office
At Milwaukee, three other forms accompany N-600K: N-400 (naturalization) at 9.5 to 14.0 months, N-600 (certificate of citizenship) at 10.0 to 16.5 months, and I-485 (adjustment of status) at 10.5 to 21.0 months. N-400 has the fastest opening. I-485 has the widest spread. N-600K sits at 12.0 to 15.5 months, a tight 3.5-month band that is the narrowest range at the office. Its ceiling falls 5.5 months short of I-485's upper bound. The N-600K floor opens 2 months before N-400's ceiling clears.
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Frequently Asked Questions
How long does N-600K take at Milwaukee Field Office?
Current processing time for N-600K at Milwaukee Field Office is 15 months to 37 months, based on the latest data from USCIS.
When was N-600K processing time data last updated?
The data was last updated on 2026-06-05, sourced from USCIS.
What factors affect N-600K 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.