这个据说可以问fbi 关于FP的 You will need your A-number when calling the FBI at 304-625-5590. A representative may be able to tell you when the fingerprint check result was sent back to the USCIS. Since a fingerprint check is relatively straightforward and usually completed within 24 - 48 hours, calling them is only useful when you have reasons to believe that your FP result may have been lost.