| Citizens Electric Co - (PA) | Final | PA | |
| Portland General Electric Co | Final | OR | |
| Idaho Power Co | Final | OR | |
| Verdigris Valley Elec Coop Inc | Final | OK | |
| Public Service Co of Oklahoma | Final | OK | |
| Oklahoma Gas & Electric Co | Final | OK | |
| Oklahoma Electric Coop Inc | Final | OK | |
| Northeast Oklahoma Electric Co | Final | OK | |
| Empire District Electric Co | Final | OK | |
| Arkansas Valley Elec Coop Corp | Final | OK | |
| The Toledo Edison Co | Final | OH | |
| Ohio Power Co | Final | OH | |
| Ohio Edison Co | Final | OH | |
| Dayton Power & Light Co | Final | OH | |
| Cleveland Electric Illum Co | Final | OH | |
| Duke Energy Ohio Inc | Final | OH | |
| Rochester Gas & Electric Corp | Final | NY | |
| Pennsylvania Electric Co | Final | NY | |
| Orange & Rockland Utils Inc | Final | NY | |
| Niagara Mohawk Power Corp. | Final | NY | |
| K C Electric Association | Final | CO | |
| New York State Elec & Gas Corp | Final | NY | |
| Long Island Power Authority | Final | NY | |
| Consolidated Edison Co-NY Inc | Final | NY | |
| Central Hudson Gas & Elec Corp | Final | NY | |
| Valley Electric Assn, Inc | Final | NV | |
| Sierra Pacific Power Co | Final | NV | |
| Nevada Power Co | Final | NV | |
| Mt Wheeler Power, Inc | Final | NV | |
| Southwestern Public Service Co | Final | NM | |
| Public Service Co of NM | Final | NM | |
| El Paso Electric Co | Final | NM | |
| Central Valley Elec Coop, Inc | Final | NM | |
| Rockland Electric Co | Final | NJ | |
| Public Service Elec & Gas Co | Final | NJ | |
| Jersey Central Power & Lt Co | Final | NJ | |
| Atlantic City Electric Co | Final | NJ | |
| Liberty Utilities (Granite State Electric) Corp | Final | NH | |
| Public Service Co of NH | Final | NH | |
| New Hampshire Elec Coop Inc | Final | NH | |
| High West Energy, Inc | Final | NE | |
| Midwest Electric Member Corp - (NE) | Final | NE | |
| Cass County Elec Coop Inc | Final | ND | |
| Verendrye Electric Coop Inc | Final | ND | |
| Otter Tail Power Co | Final | ND | |
| Nodak Electric Coop Inc | Final | ND | |
| McLean Electric Coop, Inc | Final | ND | |
| Brunswick Electric Member Corp | Final | NC | |
| Virginia Electric & Power Co | Final | NC | |
| Rutherford Elec Member Corp | Final | NC | |
| Jones-Onslow Elec Member Corp | Final | NC | |
| Duke Energy Carolinas, LLC | Final | NC | |
| Yellowstone Valley Elec Co-op | Final | MT | |
| NorthWestern Energy LLC - (MT) | Final | MT | |
| Missoula Electric Coop, Inc | Final | MT | |
| Montana-Dakota Utilities Co | Final | MT | |
| Flathead Electric Coop Inc | Final | MT | |
| Southern Pine Electric Cooperative | Final | MS | |
| Mississippi Power Co | Final | MS | |
| Entergy Mississippi LLC | Final | MS | |
| Coast Electric Power Assn - (MS) | Final | MS | |
| Union Electric Co - (MO) | Final | MO | |
| Empire District Electric Co | Final | MO | |
| Cuivre River Electric Coop Inc | Final | MO | |
| Dakota Electric Association | Final | MN | |
| Otter Tail Power Co | Final | MN | |
| Northern States Power Co - Minnesota | Final | MN | |
| ALLETE, Inc. | Final | MN | |
| Otter Tail Power Co | Final | SD | |
| Upper Michigan Energy Resources Corp. | Final | MI | |
| Upper Peninsula Power Company | Final | MI | |
| Indiana Michigan Power Co | Final | MI | |
| DTE Electric Company | Final | MI | |
| Consumers Energy Co - (MI) | Final | MI | |
| Cloverland Electric Co-op | Final | MI | |
| Alpena Power Co | Final | MI | |
| Central Maine Power Co | Final | ME | |
| Southern Maryland Elec Coop Inc | Final | MD | |
| Potomac Electric Power Co | Final | MD | |
| The Potomac Edison Company | Final | MD | |
| Baltimore Gas & Electric Co | Final | MD | |
| NSTAR Electric Company | Final | MA | |
| McKenzie Electric Coop Inc | Final | ND | |
| Nantucket Electric Co | Final | MA | |
| Massachusetts Electric Co | Final | MA | |
| Fitchburg Gas & Elec Light Co | Final | MA | |
| Southwestern Electric Power Co | Final | LA | |
| Entergy New Orleans, LLC | Final | LA | |
| Entergy Louisiana LLC | Final | LA | |
| Cleco Power LLC | Final | LA | |
| Kentucky Power Co | Final | KY | |
| Louisville Gas & Electric Co | Final | KY | |
| Kentucky Utilities Co | Final | KY | |
| Kenergy Corp | Final | KY | |
| Evergy Kansas Central, Inc | Final | KS | |
| Evergy Kansas South, Inc | Final | KS | |
| Empire District Electric Co | Final | KS | |
| Southern Indiana Gas & Elec Co | Final | IN | |
| Duke Energy Indiana, LLC | Final | IN | |
| Northern Indiana Pub Serv Co | Final | IN | |
| Indiana Michigan Power Co | Final | IN | |
| Ameren Illinois Company | Final | IL | |
| Mt Carmel Public Utility Co | Final | IL | |
| MidAmerican Energy Co | Final | IL | |
| Commonwealth Edison Co | Final | IL | |
| Avista Corp | Final | ID | |
| Lower Valley Energy Inc | Final | ID | |
| Kootenai Electric Cooperative | Final | ID | |
| Idaho Power Co | Final | ID | |
| MidAmerican Energy Co | Final | IA | |
| Interstate Power and Light Co | Final | IA | |
| Hawaiian Electric Co Inc | Final | HI | |
| Maui Electric Co Ltd | Final | HI | |
| Hawaii Electric Light Co Inc | Final | HI | |
| Jackson Electric Member Corp - (GA) | Final | GA | |
| Georgia Power Co | Final | GA | |
| Cobb Electric Membership Corp | Final | GA | |
| Tampa Electric Co | Final | FL | |
| Florida Public Utilities Co | Final | FL | |
| Duke Energy Florida, LLC | Final | FL | |
| Florida Power & Light Co | Final | FL | |
| Delaware Electric Cooperative | Final | DE | |
| Potomac Electric Power Co | Final | DC | |
| United Illuminating Co | Final | CT | |
| Connecticut Light & Power Co | Final | CT | |
| Black Hills Colorado Electric, LLC | Final | CO | |
| High West Energy, Inc | Final | CO | |
| United Power, Inc | Final | CO | |
| San Luis Valley R E C, Inc | Final | CO | |
| Public Service Co of Colorado | Final | CO | |
| Poudre Valley REA, Inc | Final | CO | |
| Moon Lake Electric Assn Inc | Final | CO | |
| K C Electric Association | Final | CO | |
| CORE Electric Cooperative | Final | CO | |
| City of Fort Collins - (CO) | Final | CO | |
| City of Colorado Springs - (CO) | Final | CO | |
| Southern California Edison Co | Final | CA | |
| San Diego Gas & Electric Co | Final | CA | |
| Pacific Gas & Electric Co. | Final | CA | |
| Tucson Electric Power Co | Final | AZ | |
| Mohave Electric Cooperative, Inc. | Final | AZ | |
| UNS Electric, Inc | Final | AZ | |
| Trico Electric Cooperative Inc | Final | AZ | |
| Arizona Public Service Co | Final | AZ | |
| Southwestern Electric Power Co | Final | AR | |
| Oklahoma Gas & Electric Co | Final | AR | |
| First Electric Coop Corp | Final | AR | |
| Empire District Electric Co | Final | AR | |
| Carroll Electric Coop Corp - (AR) | Final | AR | |
| Arkansas Valley Elec Coop Corp | Final | AR | |