you can ask them check by email to USCIS

来源: 于 2011-04-13 10:53:59 [博客] [旧帖] [给我悄悄话] 本文已被阅读：次

Nebraska Service Center:ncscfollowup.nsc@dhs.gov

Texas Service Center: tsc.ncscfollowup@dhs.gov

I found  email is very helpful in NSC