The maps in this atlas are part of a broader attempt to describe key actors in poultry supply chain and to present the data in user friendly formats. This is intended to support This is intended to support decision making and the allocation of limited resources.This work has been managed and carried out by FAO Vietnam during the GETS (Gathering Evidence for a Transitional Strategy for HPAI H5N1 Vaccination in Vietnam project, and is financially supported by USAID. We would like to express appreciation to veterinary officers in Nam Dinh, Ninh Binh, Quang Binh, Hau Giang, and Soc Trang Sub-departments of animal health and district veterinary stations for their time and data collection effort.