Download form N-600, application for citizenship. You can use this form to apply for a certificate of citizenship. You can submit the form in two ways online or by mail in paper form. Download pdf form file N-600
Official USCIS Update
USCIS can change filing addresses, fees, and accepted editions without notice. Use the official links below before filing.
Current edition: 01/20/25
Verified: 2026-05-21
Filing fee: You can find the filing fee for Form N-600 by visiting our Fee Schedule page.
Where to file: You have two options for filing your Form N-600 with USCIS:
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