N-600K at Kansas City Field Office
N-600K is processed by USCIS.
Verified from USCIS on 2026-06-05
How N-600K compares to other forms at the Kansas City Field Office
At Kansas City, three other forms run at shorter ranges: N-400 (naturalization) at 8.5 to 9.5 months, I-485 (adjustment of status) at 9.5 to 14.5 months, and N-600 (certificate of citizenship) at 9.5 to 17.0 months. N-400 is fastest. The three siblings cap at 17 months. N-600K spans 14.0 to 28.0 months, a 14-month spread that is the widest range at the office. Its range overlaps I-485's by 0.5 months in the middle. Its 21-month midpoint runs 7.2 months above the office average.
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Frequently Asked Questions
How long does N-600K take at Kansas City Field Office?
Current processing time for N-600K at Kansas City Field Office is 13.5 months to 26.5 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.