There is an SRC # on the welcome letter and you can track your card on the uscis.gov (case status) website with that SRC #alren said:There's no sure shot way. Wait for at least 60 days before calling the USCIS.
Usually you should have a welcome letter in that time frame follwed by the GC.
Normally once the welcome letter comes, the plastic card is not far behind.lb_CP_NWD said:There is an SRC # on the welcome letter and you can track your card on the uscis.gov (case status) website with that SRC #