Receipt Number: The case number for the OPT application at USCIS. Check the status of the case on the USCIS web site at https://www.uscis.gov.
Received Date: Date when USCIS begins processing the application. (It may not be the actual the application was received, but it is when the case was entered into the system.)
Address Information: Verify your name, date of birth, and address on the I-765 receipt notice. If incorrect, contact your DSO immediately.
Contacting USCIS If you have any problems or questions with the OPT application, contact your KSU advisor (DSO) before calling the USCIS Customer Service
EAD Errors: What happens if your EAD card has incorrect information on it?
Sign up for an account at https://www.uscis.gov. This will allow you to receive automatic updates and monitor your case. Click "Check Your Case Status" and then select "Sign Up."
General Case Tracking: If you don't sign up for an account, you can still track your case using the "Check Your Case Status" Tool.