N-600K at Brooklyn Field Office
N-600K is processed by USCIS.
Verified from USCIS on 2026-06-05
How N-600K compares to other forms at the Brooklyn Field Office
At Brooklyn, three other forms run alongside N-600K: N-600 (certificate of citizenship) at 5.0 to 7.0 months, N-400 (naturalization) at 9.5 to 12.0 months, and I-485 (adjustment of status) at 14.5 to 36.0 months. N-600 is fastest end-to-end. I-485 reaches 36 months on the upper bound. N-600K runs 11.0 to 37.0 months, a 26-month spread that is the widest at the office. Its 24-month midpoint runs 7.5 months above the office average. That ceiling reaches 1 months past I-485's upper bound.
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Frequently Asked Questions
How long does N-600K take at Brooklyn Field Office?
Current processing time for N-600K at Brooklyn Field Office is 11 months to 51 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.