From their websit the first

来源: familydate 于 2005-10-07 09:23:31 [旧帖] [给我悄悄话] 本文已被阅读：次

address is for Fedex. The second address is for USPS

http://uscis.gov/graphics/fieldoffices/california/aboutus.htm#anchorMAIL

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