- World Customs Organization (WCO)
- Page http://www.wcoomd.org/
- Independent intergovernmental body whose mission is to improve the administration of customs. History, structure, activities, and member countries.
- CEP Customs Broker Inc.
- Page http://www.cepbroker.com/
- Offers services to import merchandise into the U.S. including food, tobacco, clothing and machinery. Includes FAQ and contact details.