Where to file I-485?

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!

所有跟帖： 

• 回复：Where to file I-485? -ranchabc- ♀ (176 bytes) () 07/08/2005 postreply 11:07:28

• 回复：回复：Where to file I-485? -xiefeng- ♂ (6 bytes) () 07/08/2005 postreply 11:40:30