You can talk to a USCIS (US Citizenship and Immigration Services) representative using the below details .They will open a service request to either get you more information or to expedite your application process. Have the receipt of your pending case, pen and paper handy before you make the call.
Call 1-800-375-5283; options 1,2,2,6,1
- Enter your receipt number.
- Press 1 (Listen to updated case information)
- Press 3 (To continue to next step)
- Press 4
You call will be transferred to the service center where your case is pending. Then it will be transferred to an Immigration Officer/Representative. He might ask you for the receipt number again and a few more details to create the service request. In case of an expedite request he will read out the expedite criteria and will ask you to choose one you fall in to. Write down the service request number that he reads out for any future correspondence.
Creating as service request does not mean they will expedite you application. USCIS will contact you within five days to a week either by mail or phone to let you know if they are considering your case for expediting or if they need more details.
Here is an excellent article which lists the 12 ways to check your USCIS case status
