The Pacific Branch includes the following areas:
In the United States: Alaska, Arizona, California, Hawaii, Idaho, Montana, Nevada, Oregon, Utah, Washington, Wyoming
U.S. Territories: American Samoa, the Federated States of Micronesia, Guam, Johnston Atoll, Commonwealth of the Northern Mariana Islands, Midway Islands, Wake Island
In Canada: Alberta, British Columbia, Northwest Territories, Saskatchewan, Yukon
In Mexico: Baja California, Baja California Sur, Sinaloa, Sonora