A Few of Our Customers

ONE CALL CENTERS
Alabama One Call
Arkansas One Call
Call Okie (Oklahoma)
Gopher State One Call (MN)
Mississippi 811
PUPS (South Carolina)
South Dakota One Call
Tennessee 811
Texas811

OTHER CLIENTS
4 County Electric Power Association
Ada County Highway District
Agralite Electric Cooperative
Air Liquide
Alabama Utility Services
Alexandria Lake Area Sanitary District
American Midstream
American Water
Anadarko Petroleum Corporation
Anderson County Water Authority
Anoka County Highway Department
AOC Connect
Arkansas State University
Arkansas Western Gas Company
ARKUPS
Aruba Petroleum
AT&T
Athens Utilities Board
Atmos Energy
Austin Energy
Baldwin County Sewer Service
Bartlett Electric Cooperative
Bartonville Water Supply Corp
BASF Corporation(BAS)
Beaufort Jasper Water & Sewer Authority
Benco Electric Cooperative
Black Hills Corporation
Bon Aqua/Lyles Utilities
BP America, Inc.
Brazosport Water Authority
Brighthouse Networks
Brown County Rural Electric Cooperative
Bryan Texas Utilites
Cable Hound Tracking, LLC
Cable One
Cabot Waterworks
Capco Communications, Inc.
Carderview Utility District
Carver County Public Works
CenterPoint Energy Transmission
Central Lake County Water
Central Texas Electrical Coop
Cherokee Basin and Pipeline
Chesapeake Energy
Chesapeake Midstream Partners, L.P.
Chester County Natural Gas
Chevron
Chickasaw Electric
Citgo
CitiLites
City of Albert Lea
City of Alcoa Electric
City of Alcoa Water
City of Alma
City of Alvord
City of Andover
City of Austin
City of Azle
City of Bartlett
City of Bedford
City of Benton
City of Blaine
City of Bloomington
City of Boerne
City of Brazoria
City of Buffalo, MN
City of Burnsville
City of Cambridge
City of Chanhassen
City of Cincinnati
City of Cocoa, FL
City of Cold Spring
City of College Station
City of Columbia
City of Coon Rapids
City of Corinth
City of Crystal
City of Eden Prairie
City of Edina
City of Fargo
City of Faribault
City of Farmers Branch
City of Fayetteville
City of Fort Smith
City of Fort Stockon
City of Fort Worth
City of Germantown
City of Gillette
City of Green Bay Water Utility
City of Greenbriar
City of Hastings
City of Hutchinson
City of Inver Grove Heights
City of Lake Elmo
City of Lakeville
City of Lawrence
City of Le Sueur
City of Lebanon
City of Lenoir
City of Lewisville
City of Lonsdale
City of Lorenzo
City of Lubbock
City of Mankato
City of Maplewood
City of Maryville
City of Medford
City of Midlothian
City of Minneapolis
City of Minnetonka
City of Munford
City of Murfreesboro
City of Navasota
City of New Brighton
City of New Prague
City of Oakdale
City of Odessa
City of Orono
City of Perryton
City of Pharr
City of Pipestone
City of Portland
City of Richfield
City of Richland
City of Ridgeland
City of Rochester
City of Rockville
City of Rogers
City of Roseville
City of San Marcos
City of Savage
City of Shafer
City of Shoreview
City of Spearman
City of St. Paul
City of Stillwater
City of Uvalde
City of Victoria
City of Ward
City of West St. Paul
City of White Bear Lake
City of White Oak
City of Winchester
City of Woodbury
Clark Mobile County Gas
Clarksville Gas & Water
Clinton Utilities
Comcast Cable
Commerce Pipeline, LP
Community Water System
Concho Resources
Concord Macedonia Water Association
Conectiv
Connexus Energy
Conoco Pipeline
Consolidated Utility District
Copano Energy, L.L.C.
Corpus Christi Gas
CoServ Electric
CoServ Gas
Cox Communications
CPL
Crab Orchard Utility District
Colorado River Municipal Water District
Crockett Public Utility
Crosstex Energy, Inc.
Cumby Telephone Cooperative, Inc.
Cypress Pipeline LLC
Dakota County Highway Dept.
Dakota Electric Association
Darling Water Assn Inc.
Decatur Utilities
Denbury Onshore, LLC
Denton I.S.D.
Desoto Gathering
District Energy St. Paul, Inc.
Duck River Electric Membership Corp
East Texas Salt Water Disposal Co.
El Paso Electric
El Paso Water Utilities
Electric City Utilities
Elizabethton Electric
Elk River Public Utilities
Ellisville State School
Enbridge Energy
EnCana Oil & Gas
Energen Resources
Enstor Inc.
Enstor Waha Storage and Transportation, L.P.
EOG Resources Inc.
Equistar Chemicals LP
ExxonMobil
Farmers Electric
First Call Service Nashville
First Utility District of Tipton County
FirstEnergy Corp.
Fort Concho Gas Storage, Inc.
Four Way WSC
Gainesville Public Utilities
Gateway Pipeline Company
GEM State Locating
Genesee County Water
Genesis Pipeline
Georgia Power Company
Gibson County Utility District
Gilbert-Summit Rural Water District
GLS Utility, Inc.
Goodhue County Co-Op Electric
Grand Rapids Public Utility
Grand Strand Water & Sewer Authority
Granger-Hunter Improvement District
Grayson-Collin Electric Corp
Greater Minnesota Gas, Inc.
Gulf South Pipeline Company
Hallsdale Powell Utility District
Hardeman-Fayette Utility District
Hartselle Utilities
Heber Springs Water District
Hess Corporation
HILCO Electric Cooperative
Howard County
Integra Telecom
Jacksonville Wastewater Utility
Jefferson-Cocke Utility District
Junction Pipeline
Keystone Gas Gathering & Marketing
Kinder Morgan
King County MetroTransit
Kittson-Marshall Rural Water
Knology
Koehn Rural Water Management Co.
Lake Region Electric Cooperative
Lakedale Telephone Company
Laurens County Water & Sewer
Laurens Electric Co-op
Lavaca Pipeline/Neumini Productions Company
Lavaca-Navidad River Authority
Lea County Electric Coop
LGS Renewables I, LC
Liberty Pipeline Services, LLC
Lion Oil Trading & Transportation
Lower Colorado River Authority
Lubbock Power and Light
Lyntegar Electric
Manville WSC
Marathon Oil
MarkWest Energy Partners
Marshall Dekalb Electric Coop
Maverick Construction Corporation
McAllen Public Utility
Metro Public Works
Metro Water
Metropolitan Airports Commission
Metropolitan Council - Environmental Services
Middle Tennessee Natural Gas
MidSouth Synergy
Minnesota Power
Mississippi State University
Mitchell County Utility Co
Monroe Gas Storage Company
Moorhead Public Service
Morristown Utility Systems
MP Nexlevel
NETCO Pipeline
New Braunfels Utilities
New Mexico Gas Company
New Ulm Public Utilities
North Plains Electric Cooperative
Northern Natural Gas
Northland Cable TV
Northwest Gas
Occidental Permian Ltd
Ocoee Utility District
OG&E
Omega Management, Inc.
Oncor Electric Delivery
Otelco
OXEA Corporation
Oxy North Plants
Panola-Harrison Electric Cooperative
Parker County (SUD)
Patriots Energy Group
PB Energy Storage Service
Pearl River County Utility Authority
Pearl River Electric Power Association
Pedernales Electric Cooperative
Pelican Pipeline
Penn Virginia Oil & Gas
People's Cooperative Services
Peregrine Pipeline
Petrohawk Energy Corporation
Prairie Grove Telephone Company
Piedmont Natural Gas
Pinnacle Gas
Platte Canyon Water & Sanitation
Poplar Grove Utility District
Powell Clinch Utility District
Progress Energy
Progressive Partnering Inc.
Pulaski Natural Gas
Quantum Resources Management
Quicksilver Gas Services
Ramsey County
Rice Water Supply
Rochester Public Utilities
Rockwood Electric
Rogers Water Utility
Rothsay Telephone Co.
Rural Telephone Service Company
Salt Lake City
San Diego Gas & Electric
Scottsboro Water, Sewer & Gas Board
Semco Energy, Inc.
Sequachee Electric
SG Resources, MS LLC
Sharp Community Energy
Shell Western
Shentel Converge Services
Smyrna Utilities
Soos Creek Water and Sewer
SourceGas
South Alabama Utilities
South Blount Utilities
South Carolina Electric & Gas
South Plains Telephone Cooperative, INC
SouthCross Energy
Southern California Gas Company
Southwest Mississippi EPA
State of Oregon - DOT
Stearns County
SuddenLink Communications
Sunoco Logistics
Targa Resources
Texarkana Water Utilities
Texas Community Propane
Texas Excavation Safety System, Inc.
Texas Gas Service
Texas New Mexico Power
Time Warner Cable, Inc.
TNMP
Town of Collierville
Town of Golden
Town of Mount Olive
Town of Walnut Grove
Town of Westlake
Transmontaigne Product Services Inc.
Transtelco, Inc.
Travis County
Tres Palacios Gas Storage
Tri City Gas
Tri-County Electric
Tri-County Telephone
Trinity CO2
Twin County EPA
University of Texas
Upshur Rural Electric
URS Corporation
US Cable - MN Cold Spring
USCarrier Telecom LLC
Valero Energy Corporation
Vannguard Utility Partners, Inc.
Veolia Water North America
Verizon of Texas
Victoria Electric Cooperative
Village of Niles
Walnut Creek Special Utility Distruct
Washington County
Washington Water Authority
WASP, Inc.
Watts Bar Utility District
West Wilson Utility District
Wes-Tex Telephone Cooperative, Inc.
Williams Gas Pipeline Transco
Willmut Gas Co.
Winnebago Cooperative Telecom Association
Wood County Electric Cooperative
Woodward Apple Springs
Wright County Highway Department
Xcel Energy
XIT Communications
XTO Energy
Yancey Water Supply Corporation
York County Natural Gas