Quesion- H1 travel to Canada ?

來源: 2003-11-25 11:32:00 [舊帖] [給我悄悄話] 本文已被閱讀:

I converted from F1 (F1 visa stamp expired) to H1B (with I-797 approval and a new I-94). I need to make short business trip to CANADA. Do I have to obtain an H1B stamp on my passport at a US consulate in CANADA for re-entry into US??? Or is I-797 sufficient for my re-entry???