回复：公民要求护照，绿卡没要求。外国人持非绿卡要护照。

http://www.dhs.gov/xtrvlsec/crossingborders/

所有跟帖： 

• 原文：GC holder do NOT need a passport to enter the United States -风再起时2008- ♂ (642 bytes) () 03/29/2009 postreply 09:07:48

• 回复：原文：GC holder do NOT need a passport to enter the United State -yeeha- ♂ (30 bytes) () 03/29/2009 postreply 10:13:46

• 怎么DHS只说陆路和海路GC不用护照，但CBP说GC都不用护照？ -风再起时2008- ♂ (51 bytes) () 03/29/2009 postreply 10:57:27