How could contact customs since the EMS has been there almost on

That is almost one month since it was sent out. After tracking, I always got this information. How could I do?I called the USPS, they just ask me to wait. I can not get any customs contact information also. Thanks.

Inbound Into Customs
Inbound International Arrival, December 28, 2008, 8:43 am, ISC SAN FRANCISCO (USPS)
Foreign International Dispatch, December 26, 2008, 2:13 am, BEIJING EMS, CHINA PEOPLES REP
Origin Post is Preparing Shipment
Foreign Acceptance, December 25, 2008, 1:01 pm

所有跟帖： 

• same here, google custom SFO telephone number, and call -liliaz- ♂ (139 bytes) () 01/22/2009 postreply 15:18:01

• did you call them? could I have their number? Thanks. -三娘- ♀ (18 bytes) () 01/22/2009 postreply 21:27:57