I 290b mailing address

I think you might be referring to the I-290B mailing address, which is a specific address used for mailing purposes. The I-290B is a form used by the United States Citizenship and Immigration Services (USCIS) for filing certain immigration-related applications and petitions.

The mailing address for I-290B forms is:

U.S. Citizenship and Immigration Services Attn: I-290B P.O. Box 660555 Dallas, TX 75266-0555

Please note that this address is only for mailing purposes, and you should not send original documents or sensitive information to this address. Instead, you should follow the instructions provided on the I-290B form or on the USCIS website for submitting your application or petition.

If you have any further questions or concerns, feel free to ask!