MSC – National Benefits Center; NBC – National Benefits Center; EAC – Vermont Service Center (formerly known as Eastern Adjudication Center); VSC – Vermont Service Center; WAC – California Service Center (formerly known as Western Adjudication Center); CSC – California Service Center; LIN – Nebraska Service Center; NSC – Nebraska Service Center; SRC – Texas Service Center (formerly known as Southern Regional Center); TSC – Texas Service Center; IOE – ELIS (e-Filing); and YSC – Potomac Service Center.

IOE receipt number can be processed at any if the service centers.

i had IOE processed at Nebraska service center and approved but the receipt notice said Texas.. Keeping calling the USCIS customer care number because once your case is assigned to an officer, it will let you know the service center name

iss zaa - look on your receipt. the address of the service center that sent it to you is on there. usually, that's the center that is treating your case.

which service center is in Chicago.?

the address is Chicago addresses which center is that?