How to find the Petition number that selected in lottery

Dear All

I have got my name selected for H1b petition in lottery on year 2006. I have lost my petition number and the receipt number. I would request you to know the procedure on how to find the petition number using Name/Passport number/others ways.

Also, will I be still eligible for the stamping. I have not attempt any time for stamping till today.

please suggest on this. thanks.

You may try to file FOIA with USCIS to get the details.

Thanks Saurabh on the prompt reply.

Can u also help me by giving the exact link to file a query? that would really help me. thanks

Start here - https://www.uscis.gov/about-us/freedom-information-and-privacy-act-foia/uscis-freedom-information-act-and-privacy-act

Thanks Saurabh. i will file the request in USCIS. thanks Charan