How to interpret this page According to Lawfully's data analysis of USCIS case status message updates, among the people who received the status message "Card Was Picked Up By The United States Postal Service," the most probable next update message is "Card Was Delivered To Me By The Post Office," (at 93%) after an average of 2 days. The second most probable message is "Card Was Picked Up By The United States Postal Service," (at 3%) after an average of 0 days.
How can I check my USCIS Case status message? Go to the USCIS website , then enter a 13-character receipt number (3 letters followed by 10 numbers), which you receive after filing your application. Or Download the Lawfully Case Tracker App and enter a receipt number to check USCIS Case status messages.