American Samoa
American Samoa Power Authority (Pago Pago, AS)
Arizona
Aguila Irrigation District (Mesa, AZ)
Aha Macav Power Service (Mohave Valley, AZ)
Ak-Chin Energy Services (Maricopa, AZ)
Arizona Municipal Power Users' Association (Phoenix, AZ)
Arizona Power Authority (Phoenix, AZ)
Arizona Power Pooling Association (Cochise, AZ)
Buckeye Water Conservation & Drainage District (Buckeye, AZ)
City of Mesa Electric Utility (Mesa, AZ)
City of Safford (Safford, AZ)
City of Williams (Williams, AZ)
Electrical District No. 2 of Pinal County (Coolidge, AZ)
Electrical District No. 3 of Pinal County (Maricopa, AZ)
Electrical District No. 4 of Pinal County (Eloy, AZ)
Electrical District No. 5 of Maricopa County (Mesa, AZ)
Electrical District No. 6 of Pinal County (Phoenix, AZ)
Electrical District No. 7 of Maricopa County (Waddell, AZ)
Electrical District No. 8 of Maricopa & Yuma Counties (Gila Bend, AZ)
Gila River Indian Community Utility Authority (Chandler, AZ)
Grand Canyon State Electric Cooperative Association (Tempe, AZ)
Harquahala Valley Power District (Tonopah, AZ)
HoHoKam Irrigation & Drainage District (Coolidge, AZ)
Irrigation & Electrical Districts' Assn. of Arizona (Litchfield, AZ)
Maricopa County Municipal Water Conservation District No. 1 (Waddell, AZ)
McMullen Valley Water Conservation & Drainage District (Salome, AZ)
Navajo Tribal Utility Authority (Fort Defiance, AZ)
Ocotillo Water Conservation District (Mesa, AZ)
Page Electric Utility (Page, AZ)
Roosevelt Irrigation District (Buckeye, AZ)
Salt River Project (Phoenix, AZ)
Southwest Public Power Agency (Mesa, AZ)
Thatcher Municipal Utilities (Thatcher, AZ)
Tohono O'odham Utility Authority (Sells, AZ)
Tonopah Irrigation District (Mesa, AZ)
Town of Fredonia (Fredonia, AZ)
Town of Wickenburg (Wickenburg, AZ)
Wellton-Mohawk Irrigation and Drainage District (Wellton, AZ)
California
Alameda Municipal Power (Alameda, CA)
Anaheim Public Utilities (Anaheim, CA)
Azusa Light & Water Department (Azusa, CA)
Balancing Authority of Northern California (Sacramento, CA)
Burbank Water and Power (Burbank, CA)
CalCCA (Sacramento, CA)
California Department of Water Resources (Sacramento, CA)
California Municipal Utilities Association (Sacramento, CA)
Central California Power Agency No. 1 (Sacramento, CA)
City of Banning (Banning, CA)
City of Biggs (Biggs, CA)
City of Cerritos (Cerritos, CA)
City of Corona Dept. of Water & Power (Corona, CA)
City of Escondido (Escondido, CA)
City of Healdsburg (Healdsburg, CA)
City of Industry (City of Industry, CA)
City of Lompoc (Lompoc, CA)
City of Moreno Valley (Moreno Valley, CA)
City of Needles Department of Public Utilities (Needles, CA)
City of Palo Alto Utilities (Palo Alto, CA)
City of Rancho Cucamonga (Rancho Cucamonga, CA)
City of Redding Electric Utility (Redding, CA)
City of Shasta Lake (Shasta Lake, CA)
City of Ukiah (Ukiah, CA)
Colton Public Utilities (Colton, CA)
Eastside Power Authority (Lindsay, CA)
FARECal (Sacramento, CA)
Glendale Water & Power (Glendale, CA)
Gridley Municipal Utilities (Gridley, CA)
Imperial Irrigation District (Imperial, CA)
Kirkwood Meadows Public Utility District (Kirkwood, CA)
Lassen Municipal Utility District (Susanville, CA)
Lathrop Irrigation District (Lathrop, CA)
Lodi Electric (Lodi, CA)
Los Angeles Department of Water & Power (Los Angeles, CA)
Merced Irrigation District (Merced, CA)
Metropolitan Water District of Southern California (Los Angeles, CA)
Modesto Irrigation District (Modesto, CA)
M-S-R Public Power Agency (Modesto, CA)
Nevada Irrigation District (Grass Valley, CA)
Northern California Power Agency (Roseville, CA)
Pasadena Water & Power (Pasadena, CA)
Pechanga Western Electric (Temecula, CA)
Pittsburg Power Company (Pittsburg, CA)
Placer County Water Agency (Auburn, CA)
Port Of Oakland (Oakland, CA)
Port of Stockton (Stockton, CA)
Power & Water Resources Pooling Authority (Tracy, CA)
Riverside Public Utilities (Riverside, CA)
Roseville Electric (Roseville, CA)
Sacramento Municipal Utility District (Sacramento, CA)
San Francisco Public Utilities Commission (San Francisco, CA)
San Manuel Utility Authority (Highland, CA)
Shelter Cove Resort Improvement District No.1 (Whitethorn, CA)
Silicon Valley Power (Santa Clara, CA)
South Feather Water and Power Agency (Oroville, CA)
Southern California Public Power Authority (Glendora, CA)
Transmission Agency of Northern California (TANC) (Sacramento, CA)
Tri-Dam Project (Strawberry, CA)
Trinity Public Utilities District (Weaverville, CA)
Truckee Donner Public Utility District (Truckee, CA)
Tuolumne Public Power Agency (Sonora, CA)
Turlock Irrigation District (Turlock, CA)
Vernon Public Utilities (Vernon, CA)
Victorville Municipal Utility Service (Victorville, CA)
Yuba County Water Agency (Marysville, CA)
Guam
Guam Power Authority (Barrigada, GU)
Nevada
Alamo Power District No. 3 (Alamo, NV)
Caliente Public Utilities (Caliente, NV)
City of Boulder City (Boulder City, NV)
Colorado River Commission of Nevada (Las Vegas, NV)
Fallon Municipal Electric System (Fallon, NV)
Lincoln County Power District No. 1 (Panaca, NV)
Overton Power District #5 (Overton, NV)
Northern Mariana Islands
Commonwealth Utilities Corp. (Saipan, MP)
FEMA Regions
I (Connecticut, Maine, Massachusetts, New Hampshire, Rhode Island, and Vermont)
II (New York, New Jersey, Puerto Rico, and the U.S. Virgin Islands)
III (Delaware, Maryland, Pennsylvania, Virginia, Washington, D.C., and West Virginia)
IV (Alabama, Georgia, Florida, Kentucky, Mississippi, North Carolina, South Carolina, and Tennessee)
V (Illinois, Indiana, Michigan, Minnesota, Ohio, and Wisconsin)
VI (Arkansas, Louisiana, New Mexico, Oklahoma, and Texas)
VII (Iowa, Kansas, Missouri, and Nebraska)
VIII (Colorado, Montana, North Dakota, South Dakota, Utah, and Wyoming)
IX (American Samoa, Arizona, California, Guam, Hawaii, and Nevada)