Mailing Your Application/Petition to Us:
To mail your application to us, you must send it to the correct Post Office Box Number and the correct zip code. The application packages should be sent to:
U.S. Department of Homeland Security
US Citizenship and Immigration Services
California Service Center
P.O. Box (Insert Correct Box Number listed below)
Laguna Niguel, CA (insert Correct Zip Code listed below)
The CSC accepts applications and petitions through the postal service and bonded couriers only. Please use the correct P.O. Boxes and Zip Codes to mail your application.
The following address is used for overnight delivery (Federal Express, UPS, etc.) or bonded courier delivery:
California Service Center
24000 Avila Road, 2nd Floor, Room 2302
Laguna Niguel, CA 92677