well, figure out yourself: http://www.usps.com/prices/first-clas

http://www.usps.com/prices/first-class-mail-prices.htm

所有跟帖: 

actually you are completely wrong on this issue -远唯一- 给 远唯一 发送悄悄话 (224 bytes) () 11/13/2009 postreply 14:09:23

问题找麻烦的邮局营业员不是找重里的茬,是找邮件体积的荐。 -小小爱茉莉- 给 小小爱茉莉 发送悄悄话 小小爱茉莉 的博客首页 (0 bytes) () 11/13/2009 postreply 14:13:55

you are wrong, if邮件体积is big, you need to use priority mail -远唯一- 给 远唯一 发送悄悄话 (158 bytes) () 11/13/2009 postreply 14:19:14

此规定找到了,我很早以前看过 -小小爱茉莉- 给 小小爱茉莉 发送悄悄话 小小爱茉莉 的博客首页 (288 bytes) () 11/13/2009 postreply 14:23:19

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