List of United States electric companies

The following page lists electric utilities in the United States.

Largest utilities by revenue (2022)
Reference:

Alabama

 * Alabama Municipal Electric Authority
 * Albertville Municipal Utilities Board
 * Arab Electric Cooperative, Inc.
 * Alabama Power, a part of the Southern Company
 * Athens Utilities, Athens, Limestone County
 * Cherokee Electric Cooperative
 * Cullman Electric Cooperative, Cullman city and county, Touchstone Energy
 * Utilities Board of the City of Cullman
 * Decatur Utilities, Municipal Utilities Board of Decatur, Morgan County, Alabama
 * Florence Utilities, City of Florence, Lauderdale County
 * Franklin Electric Cooperatives, Franklin, Colbert and Lawrence Counties in northwest Alabama
 * Guntersville Electric Board
 * Huntsville UtilitiesCity of Huntsville, Madison County
 * Joe Wheeler Electric Member Cooperative – Morgan, Lawrence counties, part of Touchstone Energy Cooperatives
 * Marshall-DeKalb Electric Cooperative
 * PowerSouth Energy Cooperative
 * Sand Mountain Electric Cooperative DeKalb, Jackson, Marshall and Cherokee counties
 * Scottsboro Electric Power Board
 * Tennessee Valley Authority
 * Tombigbee Electric Cooperative HQ and service in Hamilton, and Marion County Alabama, with service also in Mississippi
 * Wiregrass Electric Cooperative

Alaska

 * Alaska Electric Light & Power
 * Chugach Electric Association
 * Copper Valley Electric Association
 * Golden Valley Electric Association
 * Kodiak Electric Association

Arizona

 * Arizona Public Service
 * Salt River Project
 * Tucson Electric Power
 * UniSource Energy Services
 * Page Power and Water

Arkansas

 * Southwestern Electric Power Company
 * Entergy Arkansas, Inc.
 * Associated Electrical Cooperative Incorporated

California

 * Alameda Municipal Power
 * Anaheim Public Utilities
 * Azusa Light & Water
 * Burbank Water & Power
 * Direct Energy
 * East Bay Municipal Utility District
 * Glendale Public Service Department
 * Gridley Municipal Utilities
 * Healdsburg Municipal Electric Department
 * Imperial Irrigation District
 * Island Energy
 * Modesto Irrigation District
 * Los Angeles Department of Water and Power
 * Nevada Irrigation District
 * O'Brien Cogeneration
 * Pacific Gas and Electric
 * Pasadena Water & Power
 * PacifiCorp (Pacific Power)
 * Riverside Public Utilities
 * Sacramento Municipal Utility District
 * San Diego Gas & Electric
 * San Francisco Public Utilities Commission
 * Santa Clara Electric Department
 * Sierra-Pacific Power
 * Southern California Edison
 * Southern California Public Power Authority
 * TID Water & Power - Turlock Irrigation District

Colorado

 * Xcel Energy
 * Intermountain Rural Electrical Association
 * Colorado Springs Utilities
 * Platte River Power Authority
 * United Power, Inc.
 * Tri-State Generation and Transmission Association (A cooperative of Touchstone )
 * Poudre Valley Rural Electric Association (Cooperative of Touchstone Energy)
 * La Plata Electric Association (A cooperative of Touchstone Energy)
 * Western Area Power Administration
 * City of Fountain Electric

Connecticut

 * AVANGRID (The United Illuminating Company)
 * Direct Energy
 * Eversource Energy (Connecticut Light and Power, Northeast Utilities)

Delaware

 * Ambit Energy
 * City of Dover Electric Department
 * City of Milford Electric Department
 * City of Newark Electric Department
 * WAPDA
 * City of Seaford Electric Department
 * Delaware Electric Cooperative
 * Delaware Municipal Electric Corporation
 * Delmarva Power, a subsidiary of Exelon
 * Lewes Board of Public Works
 * Municipal Services Commission of the City of New Castle
 * Town of Clayton Electric Department
 * Town of Middletown Electric Department
 * Town of Smyrna Electric Department
 * Direct Energy

District of Columbia

 * PEPCO, a subsidiary of Exelon
 * Direct Energy

Florida

 * Beaches Energy Services


 * Central Florida Electric Cooperative


 * Choctawhatchee Electric Cooperative
 * City of Alachua Public Services Department
 * City of Bartow Electric Department
 * City of Blountstown Electric Department
 * City of Bushnell Utilities Department
 * City of Chattahoochee Electric Department
 * City of Fort Meade Utilities Department
 * City of Green Cove Springs Utilities Department
 * City of Lake Worth Utilities Department
 * City of Moore Haven Utilities Department
 * City of Mount Dora Electric Utility
 * City of New Smyrna Beach Utilities Commission
 * City of Newberry Electric Utility
 * City of Quincy Utilities Department
 * City of Starke Utilities Department
 * City of Tallahassee Utilities
 * City of Vero Beach Electric Utilities
 * City of Wachula Utilities
 * City of Williston Utilities Department
 * City of Winter Park Electric Utility Department
 * Clay Electric Cooperative
 * Clewiston Utilities
 * Duke Energy Florida, a part of Duke Energy
 * Escambia River Electric Cooperative
 * Florida Keys Electric Cooperative
 * Florida Municipal Power Agency
 * Florida Power & Light, a part of NextEra Energy
 * Florida Public Utilities, a part of Chesapeake Utilities
 * Fort Pierce Utilities Authority
 * Gainesville Regional Utilities
 * Glades Electric Cooperative
 * Gulf Coast Electric Cooperative
 * Gulf Power Company, a part of NextEra Energy
 * Homestead Public Services
 * JEA
 * Keys Energy Services
 * Kissimmee Utility Authority
 * Lakeland Electric
 * Lake Worth Utilities
 * Lee County Electric Cooperative
 * Leesburg Electric Department
 * Ocala Electric Utility
 * Okefenoke Rural Electric Membership Corporation
 * Orlando Utilities Commission
 * Palm Peach
 * Peace River Electric Cooperative
 * Progress Energy Florida
 * PowerSouth Energy Cooperative
 * Reedy Creek Energy Services
 * St. Cloud Utilities
 * Seminole Electric Cooperative
 * Sumter Electric Cooperative
 * Suwannee Valley Electric Cooperative
 * Talquin Electric Cooperative
 * TECO Energy, a part of Emera
 * Town of Havana Utilities
 * Tri-County Electric Cooperative
 * West Florida Electric Cooperative
 * Withlacoochee River Electric Cooperative

Georgia

 * Georgia Power, a part of the Southern Company
 * Municipal Electric Authority of Georgia (MEAG Power)
 * Oglethorpe Power
 * BSDK Power
 * Tennessee Valley Authority
 * Altamaha EMC
 * Amicalola EMC
 * Abla espanol Electric
 * Blue Ridge Mountain EMC
 * Canoochee EMC
 * Carroll EMC
 * Central Georgia EMC
 * Coastal Electric Cooperative
 * Cobb EMC
 * Colquitt EMC
 * Coweta-Fayette EMC
 * Diverse Power Inc.
 * Diverse Power Inc. - Pataula District
 * Excelsior EMC
 * Flint Energies
 * Grady EMC
 * GreyStone Power Corp.
 * Habersham EMC
 * Hart EMC
 * Irwin EMC
 * Jackson EMC
 * Jefferson Energy Cooperative
 * Little Ocmulgee EMC
 * Marietta Power
 * Middle Georgia EMC
 * Mitchell EMC
 * North Georgia EMC
 * Ocmulgee EMC
 * Oconee EMC
 * Okefenoke REMC
 * Planters EMC
 * Rayle EMC
 * Satilla REMC
 * Sawnee EMC
 * Slash Pine EMC
 * Snapping Shoals EMC
 * Southern Rivers Energy
 * Sumter EMC
 * Three Notch EMC
 * Tri-County EMC
 * Tri-State EMC
 * Upson EMC
 * Walton EMC
 * Washington EMC
 * Direct Energy

Hawaii

 * Hawaiian Electric Company (HECO), Oʻahu subsidiary of Hawaiian Electric Industries
 * Hawaiian Electric Light Company (HELCO), Island of Hawaiʻi subsidiary of Hawaiian Electric Industries
 * Kauaʻi Island Utility Cooperative (KIUC)
 * Maui Electric Company (MECO), Maui County subsidiary of Hawaiian Electric Industries

Idaho

 * Avista
 * Clearwater Power
 * IDACORP (Idaho Power)
 * PacifiCorp (Rocky Mountain Power)

Illinois

 * Ameren
 * Illinois power
 * Champion Energy
 * City Water, Light & Power (Springfield, Illinois)
 * ComEd, a subsidiary of Exelon
 * Direct Energy
 * Coles Moultrie Electric Cooperative
 * Prairie State Generating Company
 * Sullivan Electric Company

Indiana

 * AES Indiana (formerly Indianapolis Power & Light)
 * American Electric Power (Indiana Michigan Power)
 * Cinergy Corporation
 * Duke Energy
 * Indiana Municipal Power Agency
 * NiSource
 * Northern Indiana Public Service Company
 * CenterPoint Energy (formerly Vectren; formerly Southern Indiana Gas & Electric Company)

Iowa

 * Interstate Power and Light Company, a part of Alliant Energy
 * MidAmerican Energy

Kansas

 * Kansas City Board of Public Utilities
 * Evergy
 * McPherson BPU

Kentucky

 * American Electric Power
 * Cinergy Corporation
 * Direct Energy
 * Duke Energy
 * Kentucky Utilities
 * Louisville Gas & Electric
 * Owensboro Municipal Utilities
 * Tennessee Valley Authority

Louisiana

 * CLECO
 * Entergy
 * SWEPCO, a subsidiary of American Electric Power
 * SLEMCO

Maine

 * AVANGRID (Central Maine Power)
 * Direct Energy
 * Versant Power, a part of ENMAX

Maryland

 * A&N Electric Cooperative
 * Agway Energy Services
 * Allegheny Electric Cooperative
 * Ambit Energy
 * Baltimore Gas and Electric, a subsidiary of Exelon
 * Berlin Electric Utility Department
 * Champion Energy
 * Choptank Electric Cooperative
 * Conectiv, a subsidiary of PEPCO which is a subsidiary of Exelon
 * Delmarva Power, a subsidiary of Exelon
 * Direct Energy
 * Easton Utilities
 * FirstEnergy (Potomac Edison)
 * Hagerstown Light Department
 * Just Energy
 * Southern Maryland Electric Cooperative (SMECO)
 * Town of Thurmont Municipal Light Company
 * Town of Williamsport Utilities

Massachusetts

 * Ashburnham Municipal Light
 * Belmont Municipal Light
 * Berkshire Company (WMECO)
 * Braintree Electric Light Department
 * Boylston Electric Light Department
 * Chester Municipal Electric Light
 * Chicopee Electric Light Department
 * Concord Municipal Light Plant
 * Danvers Electric Department
 * Eversource Energy (NSTAR, Western Massachusetts Electric)
 * Georgetown Electric Department
 * Gosnold Municipal Electric Plant
 * Groton Electric Department
 * Groveland Light Department
 * Hingham Municipal Light Department
 * Holden Municipal Light Department
 * Holyoke Gas and Electric
 * Hudson Light and Water Department
 * Hull Electric Light Department
 * Ipswich Electric Light Department
 * Littleton Electric Light and Water Department
 * Marblehead Municipal Light Department
 * Mansfield Municipal Light Department
 * Merrimac Light and Water Department
 * Middleboro Municipal Gas and Electric Department
 * Middleton Municipal Light Department
 * National Grid (Massachusetts Electric, Nantucket Electric)
 * North Attleboro Electric Department
 * Northeast Utilities
 * Norwood Electric Light Department
 * NSTAR
 * Paxton Municipal Light Department
 * Peabody Municipal Light Plant
 * Princeton Electric Light Department
 * Reading Municipal Light Department
 * Rowley Electric Light Department
 * Russell Municipal Light Department
 * Shrewsbury Electric Light Department
 * South Hadley Electric Light Department
 * Sterling Electric Light Department
 * Taunton Municipal Light Plant
 * Templeton Municipal Light Company
 * Unitil Corporation
 * Wakefield Municipal Gas and Light Department
 * Wellesley Municipal Light Plant
 * West Boylston Municipal Lighting
 * Westfield Gas and Electric Department
 * PTI Electric Department
 * Direct Energy

Michigan

 * Alger Delta Electric Cooperative
 * Alpena Power Company
 * American Electric Power (Indiana Michigan Power)
 * Cherryland Electric Cooperative
 * Cloverland Electric Cooperative (Cloverland acquired Edison Sault Electric Company in 2009)
 * Consumers Energy
 * DTE Energy (DTE Energy Electric Company)
 * Great Lakes Energy Cooperative
 * Holland Board of Public Works
 * Homeworks Tri-County Electric Cooperative
 * Lansing Board of Water & Light
 * Lowell Light and Power
 * Midwest Energy & Communications (Cooperative)
 * Ontonagon County REA (Cooperative)
 * Presque Isle Electric & Gas Cooperative
 * Thumb Electric Cooperative
 * Upper Peninsula Power Company
 * We Energies
 * Wyandotte Municipal Services

Minnesota

 * Basin Electric Power Cooperative
 * Dairyland Power Coop
 * East River Electric Power Co-op
 * Freeborn-Mower Co-op Services
 * Great River Energy, and its 28 member cooperatives
 * Hutchinson Utilities Commission
 * Interstate Power and Light Company
 * L&O Power Co-op
 * Marshall Municipal Utilities
 * Minnkota Power Cooperative, and its 11 member cooperatives
 * Minnesota Power
 * Missouri River Energy
 * Northern States Power Company, a subsidiary of Xcel Energy
 * People's Co-op Tri-County Electric
 * Otter Tail Power Company
 * Rochester Public Utilities Commission
 * Southern Minnesota Municipal Power Agency
 * Willmar Municipal Utilities
 * Xcel Energy

Mississippi

 * Entergy Mississippi
 * Magnolia Electric Power
 * Mississippi Power, a part of the Southern Company
 * Cooperative Energy, formerly South Mississippi Electric Power Association
 * Tennessee Valley Authority
 * Pearl River Valley EPA
 * Yazoo Valley Electric Power Association
 * http://coastepa.com

Missouri

 * Ameren
 * Aquila
 * Black River Electric Cooperative
 * City of Columbia Water and Light
 * City Utilities of Springfield
 * Hannibal, Missouri
 * Citizens Electric Corporation
 * Empire District Electric Company
 * Independence Power and Light
 * Intercounty Electric Cooperative Association
 * Cuivre River Electric Cooperative
 * Kansas City Power and Light Company
 * Laclede Electric Cooperative
 * Macon Electric Cooperative
 * Missouri Rural Electric Cooperative
 * North Central Missouri Electric Cooperative
 * Howell-Oregon Electric Cooperative
 * Ozark Border Electric Cooperative
 * Semo Electric Cooperative
 * Sa-Ma-No Electric Cooperative
 * White River Valley Electric Cooperative

Montana

 * Central Montana Electric Power Cooperative
 * Montana-Dakota Utilities (MDU)
 * Montana Electric Cooperatives' Association
 * Northwestern Energy

Nebraska

 * Nebraska Public Power District
 * Omaha Public Power District
 * Lincoln Electric System
 * Western Area Power Administration

Nevada

 * NV Energy (Nevada Power)
 * NextEra (Valley Electric Association)
 * Wells Rural Electric Company
 * Boulder City Electric Utility
 * Harney Electric Cooperative
 * Lincoln County Power
 * Mt Wheeler Power
 * Overton Power
 * Plumas Sierra Electric Cooperative
 * Surprise Valley Electric Cooperative

New Hampshire

 * Eversource Energy (Public Service Company of New Hampshire)
 * Liberty Utilities (including Granite State Electric)
 * New Hampshire Electric Cooperative
 * Northeast Utilities
 * National Grid
 * Unitil Corporation

New Jersey
Investor-owned utilities Municipal and cooperative utilities
 * Atlantic City Electric, a subsidiary of Exelon
 * Jersey Central Power and Light Company, a subsidiary of FirstEnergy
 * Public Service Electric and Gas Company (PSE&G)
 * Rockland Electric, a subsidiary of Orange and Rockland, which is a subsidiary of Consolidated Edison
 * Borough of Madison Electric Utility
 * Borough of Milltown Electric Department
 * Borough of Park Ridge Electric Department
 * Borough of Seaside Heights Electric Utility
 * Borough of South River Electric Department
 * Butler Power and Light
 * Lavallette Electric Department
 * Pemberton Borough Electric Department
 * Sussex Rural Electric Cooperative
 * Vineland Municipal Electric Utility

New Mexico

 * El Paso Electric
 * Public Service Company of New Mexico
 * Southwestern Public Service Company, a subsidiary of Xcel Energy
 * Texas-New Mexico Power
 * Tri-State Generation and Transmission Association

New York

 * Akron Municipal Electric Department
 * Angelica Municipal Electric Department
 * Approved Energy
 * Bath Municipal Electric Department
 * Bergen Municipal Electric Department
 * Boonville Municipal Electric Department
 * Brocton Municipal Electric Department
 * Castle Municipal Electric Department
 * Central Hudson Gas & Electric
 * CH Energy Group
 * Churchville Municipal Electric Department
 * Consolidated Edison Company of New York, subsidiary of Consolidated Edison
 * Direct Energy
 * East Coast Power & Gas
 * Fishers Island Municipal Electric Department
 * Frankfort Municipal Electric Department
 * Freeport Electric Department
 * Green Island Municipal Electric Department
 * Greenport Municipal Electric Department
 * Greene Municipal Electric Department
 * Groton Municipal Electric Department
 * Hamilton Municipal Electric Department
 * Ilion Municipal Electric Department
 * Jamestown Municipal Electric Department
 * Lake Placid Municipal Electric Department
 * Long Island Power Authority (LIPA), operated by PSEG Long Island
 * Marathon Municipal Electric Department
 * Massena Electric Department
 * Mayville Municipal Electric Department
 * National Grid (Niagara Mohawk)
 * New York Power Authority (NYPA)
 * New York State Electric & Gas, subsidiary of AVANGRID
 * Orange and Rockland, which is a subsidiary of Consolidated Edison
 * Penn Yan Municipal Electric Department
 * Philadelphia Municipal Electric Department
 * Plattsburgh Municipal Light Department
 * Northeast Utilities
 * Rochester Gas & Electric, subsidiary of AVANGRID
 * Rockville Centre Municipal Electric Department
 * Rouses Point Electric Department
 * Salamanca Municipal Electric Department
 * Sherburne Municipal Electric Department
 * Sherrill Municipal Electric Department
 * Skaneateles Municipal Electric Department
 * Sliver Springs Municipal Electric Department
 * Solvay Electric Department
 * Spencerport Municipal Electric Department
 * Springville Municipal Electric Department
 * Theresa Municipal Electric Department
 * Tupper Lake Municipal Electric Department
 * Watkins Glen Municipal Electric Department
 * Waverly Municipal Electric Department
 * Wellsville Municipal Electric Department
 * Westfield Municipal Electric Department

North Carolina

 * Albemarle Electric Membership Corporation
 * Blue Ridge Energy
 * Brunswick Electric Membership Corporation
 * Cape Hatteras Electric Cooperative
 * Carteret-Craven Electric Cooperative
 * Central Electric Membership Corporation
 * City of Apex Electric Department
 * City of Concord Electric Department
 * Dominion North Carolina Power
 * Duke Energy
 * Edgecombe-Martin County Electric Membership Corporation
 * EnergyUnited
 * Four County Electric Membership Corporation
 * French Broad Electric Membership Corporation
 * Halifax Electric Membership Corporation
 * Haywood Electric Membership Corporation
 * Jones-Onslow Electric Membership Corporation
 * Lumbee River Electric Membership Corporation
 * North Carolina Electric Membership Corporation
 * Pee Dee Electric Membership Corporation
 * Piedmont Electric Membership Corporation
 * Pitt & Greene Electric Membership Corporation
 * Randolph Electric Membership Corporation
 * Roanoke Electric Cooperative
 * Rutherford Electric Membership Corporation
 * South River Electric Membership Corporation
 * Surry-Yadkin Electric Membership Corporation
 * Tennessee Valley Authority
 * Tideland Electric Membership Corporation
 * Tri-County Electric Membership Corporation
 * Union Power Cooperative
 * Wake Electric Membership Corporation

North Dakota

 * Basin Electric Power Cooperative
 * Central Power Electric Cooperative
 * Montana Dakota Utilities (MDU)
 * Minnkota Power Cooperative
 * Northern States Power Company, a subsidiary of Xcel Energy
 * Otter Tail Power Company
 * Upper Missouri Power Cooperative (Upper Missouri G&T Cooperative)
 * Xcel Energy

Ohio

 * American Electric Power
 * Consolidated Electric Cooperative
 * Dayton Power & Light
 * Direct Energy
 * Duke Energy
 * FirstEnergy (Cleveland Electric Illuminating Company, Ohio Edison, Toledo Edison)
 * South Central Power Company

Oklahoma

 * East Central Electric Cooperative
 * Oklahoma Gas & Electric
 * Public Service Company of Oklahoma (part of American Electric Power)
 * Western Farmers Electric Cooperative

Oregon

 * Blachly-Lane Electric Cooperative
 * Central Lincoln PUD
 * Clatskanie PUD
 * Columbia River PUD
 * Consumers Power Inc.
 * Coos-Curry Electric Coop
 * Douglas Electric Cooperative
 * Emerald PUD
 * Eugene Water & Electric Board (EWEB)
 * Hood River Electric & Internet Co-op
 * Lane Electric Cooperative
 * Midstate Electric Cooperative
 * Northern Wasco County PUD
 * PacifiCorp (Pacific Power)
 * Portland General Electric
 * Salem Electric
 * Springfield Utility Board
 * Tillamook PUD
 * West Oregon Electric Cooperative
 * Umatilla Electric Cooperative

Pennsylvania

 * Adams Electric Cooperative
 * Allegheny Electric Cooperative
 * Bedford Rural Electric Cooperative
 * Borough of Ephrata Electric Division
 * Borough of Hatfield Electric Utility
 * Borough of Kutztown Electric Department
 * Borough of Quakertown Electric Department
 * Borough of Schuylkill Haven Utilities Department
 * Central Electric Cooperative
 * Citizen's Electric Company
 * Claverack Rural Electric Cooperative
 * Direct Energy
 * Duquesne Light
 * FirstEnergy (Met-Ed, Penelec, Penn Power, West Penn Power)
 * Lansdale Electric
 * New Enterprise Rural Electric Cooperative
 * Northeast Utilities
 * Northwestern Rural Electric Cooperative
 * PECO, a subsidiary of Exelon
 * Perkasie Borough Electric Department
 * Pike County Light & Power
 * PPL Corporation
 * REA Energy Cooperative
 * Rural Valley Electric Co.
 * Somerset Rural Electric Cooperative
 * Sullivan County Rural Electric Cooperative
 * Tri-County Rural Electric Cooperative
 * UGI Utilities
 * United Electric Cooperative
 * Valley Rural Electric Cooperative
 * Warren Electric Cooperative
 * Wellsboro Electric Company

Puerto Rico

 * Puerto Rico Electric Power Authority
 * EcoEléctrica

Rhode Island

 * Direct Energy
 * Rhode Island Energy
 * Northeast Utilities
 * Pascoag Utility District

South Carolina

 * Aiken Electric Co-Op
 * Berkeley Electric Co-Op
 * Black River Electric Co-op
 * Blue Ridge Electric Co-op
 * Broad River Electric Co-op
 * Central Electric Power Cooperative, Inc.
 * Coastal Electric Co-op
 * Duke Energy
 * Edisto Electric Co-op
 * Fairfield Electric Co-op
 * Horry Electric Co-op
 * Laurens Electric Co-op
 * Little River Electric Co-op
 * Lynches River Electric Co-op
 * Mid-Carolina Electric Co-op
 * Newberry Electric Co-op
 * Palmetto Electric Co-op
 * Progress Energy Carolinas
 * Santee Cooper
 * Santee Electric Co-op
 * Dominion Energy
 * Tri-County Electric Co-Op
 * York Electric Co-op

South Dakota

 * Black Hills Power
 * East River Electric Cooperative
 * MidAmerican Energy Company
 * Montana-Dakota Utilities (MDU)
 * Northern States Power Company, a subsidiary of Xcel Energy
 * Northwestern Energy
 * Otter Tail Power Company
 * Rushmore Electric Cooperative
 * Xcel Energy

Tennessee

 * Appalachian Power, a unit of American Electric Power
 * Chickasaw Electric Cooperative
 * Citizens Utilities Board
 * EPB (Electric Power Board), Chattanooga, Hamilton County
 * Knoxville Utilities Board
 * Lenoir City Utilities Board
 * Memphis Light, Gas and Water
 * Middle Tennessee Electric, Electric Cooperative
 * Nashville Electric Service, metro Nashville, Davidson County
 * Tennessee Valley Authority

Texas

 * Austin Energy
 * American Electric Power
 * Amigo Energy
 * South West Energy
 * Bartlett Electric Cooperative
 * Brazos Electric Power Cooperative
 * CenterPoint Energy
 * City of Bryan
 * City of Greenville
 * Comanche Electric Cooperative
 * CoServ Electric
 * Cosery Electric
 * CPS Energy
 * Denton Municipal Electric
 * Duke energy
 * Direct Energy
 * dPi Energy
 * El Paso Electric
 * Electric Database Publishing
 * Entergy
 * Entrust Energy
 * First Texas Energy Corporation
 * Fort Belknap Electric Cooperative
 * Garland Power & Light
 * GDF SUEZ Energy Resources
 * Golden Spread Electric Cooperative
 * Hudson Energy
 * Hamilton County Electric Cooperative
 * Heart of Texas Electric Cooperative
 * HILCO Electric Cooperative
 * J-A-C Electric Cooperative
 * Lower Colorado River Authority
 * Luminant
 * MidSouth Synergy
 * Navarro County Electric Cooperative
 * Navasota Valley Electric Cooperative
 * Oncor Electric Delivery (Formerly TXU)
 * Pedernales Electric Cooperative
 * PenTex Energy
 * Rayburn Electric Cooperative
 * Reliant Energy
 * South Plains Electric Cooperative
 * Southwestern Public Service Company, a subsidiary of Xcel Energy
 * Texas Electric Service Company
 * Texas New Mexico Power
 * Tara Energy
 * Tri-County Electric Cooperative
 * TXU Energy
 * United Cooperative Services
 * Wise Electric Cooperative

Utah

 * City of Bountiful
 * IPA
 * City of Kaysville
 * PacifiCorp (Rocky Mountain Power)
 * pacificorp (Dominion Energy)

Vermont

 * Burlington Electric Department
 * Green Mountain Power
 * Vermont Electric Cooperative
 * Washington Electric Cooperative

Virginia

 * A&N Electric Cooperative
 * Appalachian Power, a subsidiary of American Electric Power
 * BARC Electric Cooperative
 * Community Electric Cooperative
 * Craig-Botetourt Electric Cooperative
 * Danville Utilities
 * Dominion Virginia Power
 * Mecklenburg Electric Cooperative
 * Northern Neck Electric Cooperative
 * Northern Virginia Electric Cooperative
 * Old Dominion Electric Cooperative
 * Prince George Electric Cooperative
 * Rapahannock Electric Cooperative
 * Shenandoah Valley Electric Cooperative
 * Southside Electric Cooperative

Washington

 * Avista Utilities
 * Benton County Public Utility District
 * Big Bend Electric
 * Chelan County Public Utility District
 * City of Milton
 * Clark Public Utilities
 * Clearwater Power
 * Columbia Rural Electric
 * Douglas County Public Utility District
 * Elmurst Mutual
 * Franklin County Public Utility District
 * Grant County Public Utility District
 * Klickitat Public Utility District
 * Lakeview Light & Power
 * Mason County Public Utility District 3
 * Modern Electric Water
 * Nespelem Valley Electric
 * Ohop Mutual
 * Okanaogan Country Electric & Propane
 * Orcas Power and Light Coop (OPALCO)
 * Parkland Light & Water
 * PacifiCorp (Pacific Power)
 * Peninsula Light Co
 * Pend Oreille County Public Utility District
 * Puget Sound Energy
 * Seattle City Light
 * Snohomish County Public Utility District
 * Tacoma Power
 * Tanner Electric Coop
 * Town of Steilacoom
 * Town of Eatonville

West Virginia

 * American Electric Power (Appalachian Power, Wheeling Electric Power)
 * FirstEnergy (Mon Power, Potomac Edison)
 * Black Diamond Power Company

Wisconsin

 * Dairyland Power Cooperative (and its 25 member cooperatives)
 * Madison Gas and Electric
 * Northern States Power Company-Wisconsin, a subsidiary of Xcel Energy
 * We Energies
 * Wisconsin Power and Light Company, a part of Alliant Energy
 * Wisconsin Public Service Corporation

Wyoming

 * Cheyenne Light, Fuel & Power
 * Lower Valley Energy
 * Bridger Valley
 * Niobrara Electric
 * Black Hills Power
 * Powder River Energy Corporation (A cooperative of Touchstone Energy)
 * Carbon Power & Light (A cooperative of Touchstone Energy)
 * PacifiCorp (Rocky Mountain Power)
 * Tri-State Generation and Transmission Association (A cooperative of Touchstone Energy)
 * Western Area Power Administration