还有一种说法我觉得也对:A#有多种,没有140的A#,其它的A#也可用,就是帮助移民 局容易查到你的档案。 在I-693体检表的说明上有:A# is your alien registration file numer. If you are not sure if you have one, look at any letters or notices you have received from the DHS. Look for a number that begins with a letter "A" and is followed by 8 or 9 numbers.