Where to file I-485?

来源: 2005-07-08 10:13:36 [旧帖] [给我悄悄话] 本文已被阅读:

我在芝加哥,根据
http://uscis.gov/graphics/formsfee/forms/index.htm
可以寄到
District/Sub-Office, (in Chicago)或
Service Center (NSC)
究竟哪一个正确?
多谢了!