Now PD is current for Sept, should I call uscis on Sept 1?

來源: 於 2010-08-11 16:53:29 [舊帖] [給我悄悄話] 本文已被閱讀：次

My PD is 2006/4, should I call service request on Sept 1? or wait a few days? Calling them won't hurt anyway?