USCIS provides e-mail addresses for inquiries involving lockbox-filed forms
USCIS provides e-mail addresses for inquiries involving lockbox-filed forms.
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lockboxsupport@dhs.gov
Some G-28s were not accepted by the lockbox
Due to training issues, some G-28s were not accepted by the lockbox, and some e-mails from lockboxsupport@dhs.gov have provided incorrect information.