USCIS continues to streamline its processing of applications and petitions with the recent change in filing locations for several forms. The following forms should be mailed to USCIS lockbox facilities rather than directly to USCIS Service Centers:
The updated filing instructions can be found on the latest versions of each form, which are available for free from USCIS.
This change became effective August 3, 2010.If you recently mailed an application. Applications already en route to the Service Centers will be automatically forwarded to the appropriate lockbox for a period of 45 days. After September 17th, packages (including fees) will be returned to the applicant along with a note explaining the new filing instructions.