N-600 at Oklahoma City Field Office
N-600 is processed by USCIS.
Verified from USCIS on 2026-06-05
How N-600 compares to other forms at the Oklahoma City Field Office
Three other forms share the Oklahoma City docket: N-400 (naturalization) at 10.5 to 14.5 months, I-485 (adjustment of status) at 11.5 to 25.0 months, and N-600K (citizenship under section 322) at 48.5 to 49.0 months. N-400 is fastest. N-600K opens far above the rest. N-600 sits at 11.0 to 14.0 months, the second-fastest of the four forms here and a 3-month band. Its 12.5-month midpoint runs 10.5 months below the office average. That ceiling sits 35 months below N-600K's upper bound.
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When will your N-600 at Oklahoma City Field Office likely be processed?
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Frequently Asked Questions
How long does N-600 take at Oklahoma City Field Office?
Current processing time for N-600 at Oklahoma City Field Office is 8.5 months to 9 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.