Other

N-643 Application for Certificate of Citizenship on Behalf for an Adopted Child

Application for recognition of U.S. citizenship on behalf of an adopted child

Quarterly and historical sources

Dataset updated Jul 25, 2026.

Latest official release Not published.

FY2026 Q1

Latest all-forms quarter

Open USCIS workbook

The latest all-forms workbook does not publish a row for this form.

Historical medians

National median processing time by fiscal year

FY2026 values are partial-year through May 31, 2026. These medians use a different methodology from the monthly averages above.

Application for recognition of U.S. citizenship on behalf of an adopted child

Latest published median: 8.4 months.

Service-center coverage

5 mapped centers

Official USCIS reports

Recent source documents for N-643

No form-specific report is currently indexed from the USCIS RSS feed.

Legacy cached estimates

March 2022 office snapshots

These values are retained only for historical context and are not current processing estimates.

California Service Center

Published Jan 22, 2021

1 entries
  • Application for recognition of U.S. citizenship on behalf of an adopted child427.5-329 monthsService request date June 27, 1985

National Benefits Center

Published Jan 22, 2021

1 entries
  • Application for recognition of U.S. citizenship on behalf of an adopted child427.5-329 monthsService request date June 27, 1985

Nebraska Service Center

Published Jan 22, 2021

1 entries
  • Application for recognition of U.S. citizenship on behalf of an adopted child427.5-329 monthsService request date June 27, 1985

Texas Service Center

Published Jan 22, 2021

1 entries
  • Application for recognition of U.S. citizenship on behalf of an adopted child427.5-329 monthsService request date June 27, 1985

Vermont Service Center

Published Jan 22, 2021

1 entries
  • Application for recognition of U.S. citizenship on behalf of an adopted child427.5-329 monthsService request date June 27, 1985
Data notes

How to read this page

  • Current processing-time estimates in the local snapshot come from cached USCIS API responses published on March 29, 2022. They are included only as legacy context; the primary up-to-date source is the USCIS Immigration and Citizenship Data RSS feed and linked quarterly workbooks.
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Current quarter pending 109.4K
Quarter processing time 15.2 months