N-600K at Fort Smith Field Office
N-600K is processed by USCIS.
Verified from USCIS on 2026-06-05
How N-600K compares to other forms at the Fort Smith Field Office
Three other forms run through Fort Smith: N-600 (certificate of citizenship) at 4.5 to 5.5 months, N-400 (naturalization) at 9.0 to 10.5 months, and I-485 (adjustment of status) at 11.5 to 16.0 months. N-600 is fastest. I-485 has the widest range. N-600K sits at 8.0 to 8.5 months, a half-month band that is the tightest at the office. Its ceiling falls 2 months short of N-400's upper bound. The N-600K floor opens 2.5 months after N-600's upper bound.
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Frequently Asked Questions
How long does N-600K take at Fort Smith Field Office?
Current processing time for N-600K at Fort Smith Field Office is 8 months to 8.5 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.