Tree Line USA Utilities
Updated June 2024. Next Update: June 2025.
Tree Line Listing for 2007
AEP Texas Central Company (TX) |
AEP Texas North Company (TX) |
AEP-Public Service Company of Oklahoma (OK) |
AEP-SWEPCO (AR, LA, TX) |
Alabama Power Company (AL) |
Alliant Energy (IL, IA, MN, WI) |
Ameren (IL, MO) |
Appalachian Electric Cooperative (TN) |
Arizona Public Service (AZ) |
Atlantic City Electric (NJ) |
Austin Energy (TX) |
Azusa Light and Water (CA) |
Baltimore Gas and Electric (MD) |
Bath Electric, Gas & Water Systems (NY) |
Benton Public Utility District (WA) |
Boone Electric Cooperative (MO) |
Bowling Green Municipal Utilities (KY) |
Brigham City Light & Power (UT) |
Bristol Tennessee Electric System (TN) |
Brownsville Public Utilities Board (TX) |
Buckeye Rural Electric (OH) |
Burbank Water and Power (CA) |
Carthage Water & Electric Plant (MO) |
CenterPoint Energy (TX) |
Central Vermont Public Service (VT) |
Chelan County PUD #1 (WA) |
Chicopee Electric Light (MA) |
Choptank Electric Cooperative (MD) |
Chugach Electric Association (AK) |
Citizens' Electric Company (PA) |
City of Anaheim Public Utilities (CA) |
City of Batavia Municipal Electric Utility (IL) |
City of Forest Grove Light & Power (OR) |
City of Lompoc Utility Services (CA) |
City of New Roads (LA) |
City of Redding Electric Utility (CA) |
City of St. Charles (IL) |
City of Stoughton Utilities (WI) |
City of Tallahassee Electric (FL) |
City of Westerville Electric Division (OH) |
City Public Service of San Antonio (TX) |
City Utilities of Springfield (MO) |
City Water, Light & Power (IL) |
Clark Public Utilities (WA) |
Cleco Power LLC (LA) |
Cleveland Utilities (TN) |
Clinton Utilities Board (TN) |
Colorado Springs Utilities (CO) |
Columbia Water & Light Department (MO) |
ComEd (An Exelon Company) (IL) |
Conectiv Power Delivery (DE, MD, NJ, VA) |
Consumers Power Inc. (OR) |
Cookeville Electric Department (TN) |
Corn Belt Cooperative (IL) |
Crawford Electric Cooperative (MO) |
Cuivre River Electric Cooperative (MO) |
Cuyahoga Falls Electric Department (OH) |
Delaware Electric Cooperative (DE) |
Delmarva Power & Light (DE) |
Detroit Edison (MI) |
Duck River Electric Membership Corporation (TN) |
Duquesne Light Company (PA) |
Dyersburg Electric Systems (TN) |
East Central Energy (MN, WI) |
Edmond Electric (OK) |
Entergy Corporation (AR, LA, MS, TX) |
Eugene Water & Electric Board (OR) |
First Electric Cooperative (AR) |
First Energy Corporation (NJ, OH, PA) |
Florida Power & Light Company (FL) |
Gaffney Board of Public Works (SC) |
Gainesville Regional Utilities (FL) |
Golden Valley Electric Association (AK) |
Hartford Electric (MA) |
Idaho Power Company (ID, OR) |
Independence Power & Light (MO) |
Indianapolis Power & Light Company (IN) |
ITC Transmission (MI) |
Joe Wheeler EMC (AL) |
Johnson City Power Board (TN) |
Kansas City Power and Light (MO) |
Knoxville Utilities Board (TN) |
Lakeland Electric (FL) |
Lansing Board of Water & Light (MI) |
Lincoln Electric System (NE) |
Long Island Power Authority (NY) |
Los Angeles Department of Water & Power (CA) |
Madison Gas and Electric Company (WI) |
Massena Electric Department (NY) |
Matanuska Electric Association (AK) |
MidAmerican Energy Company (IA, IL, NE, SD) |
Mishawaka Utilities (IN) |
Montana-Dakota Utilities Company (CO, MT, ND, SD) |
Morristown Utility Systems (TN) |
Murray City Power (UT) |
National Grid USA (MA, NH, NY, RI, VT) |
Nebraska City Utilities (NE) |
Nebraska Public Power District (NE) |
New York State Electric and Gas (NY) |
Northern Indiana Public Service Company (IN) |
NSTAR Electric (MA) |
Ocala Electric Utility (FL) |
OG&E Electric Services (AR, OK) |
Oklahoma Electric Cooperative (OK) |
Omaha Public Power District (NE) |
Opelika Light and Power Department (AL) |
Orange and Rockland Utilities (NJ, NY, PA) |
Orlando Utilities Commission (FL) |
Owensboro Municipal Utilities (KY) |
Pacific Gas & Electric Company (CA) |
PacifiCorp (CA, ID, OR, UT, WA, WY) |
Pasadena Water and Power (CA) |
PECO (PA) |
Peninsula Light Company (WA) |
People's Electric Cooperative (OK) |
PEPCO (DC, MD) |
Pierce Pepin Cooperative Services (WI) |
Pioneer Electric Cooperative (OH) |
PPL Electric (PA) |
Progress Energy (FL) |
Provo City Power (UT) |
Public Service Company of New Mexico (NM) |
Puget Sound Energy (WA) |
Ralls County Electric Cooperative (MO) |
Rappahannock Electric Cooperative (VA) |
Richland Electric Cooperative (WI) |
Richland Energy Services (WA) |
Richmond Power & Light (IN) |
Riverside Public Utility Department (CA) |
Rochester Gas & Electric Corporation (NY) |
Ruston Light & Power (LA) |
Sacramento Municipal Utility District (CA) |
Salt River Project (AZ) |
San Diego Gas and Electric Company (CA) |
San Luis Valley Rural Electric Cooperative, Inc. (CO) |
Shawano Municipal Utilities (WI) |
Snohomish County PUD (WA) |
Southern California Edison Company (CA) |
Stoughton Utilities (WI) |
Tacoma Power (WA) |
TXU Electric Delivery (TX) |
Union Power Cooperative (NC) |
Upper Peninsula Power Company (MI) |
Vernon Electric Cooperative (WI) |
Vermont Electric Power Company (VT) |
Village of Rantoul (IL) |
Waverly Light & Power (IA) |
Wayne-White Counties Electric Cooperative (IL) |
We Energies (MI, WI) |
Westar Energy (KS) |
Wisconsin Public Service Corporation (MI, WI) |
Xcel Energy (CO, KS, MI, MN, ND, NM, OK, SD, TX, WI) |