| GCat | Design & Safety |
| MCat | Safety |
| SCat | Dig Safe Contacts |
Call before you dig contact information to locate underground utility lines. One Call Centers are provided for each state.
AK-Alaska Digline [25512] 
A one number, centralized call center to notify underground facility owners of planned digging activities
A one number, centralized call center to notify underground facility owners of planned digging activities
AL-Alabama 1 Call [25511]
A central notification service to prevent damage to underground facilities in Alabama
A central notification service to prevent damage to underground facilities in Alabama
AR-Arkansas One-Call [25513]
An easy way for excavators to notify multiple utilities before digging with just one phone call
An easy way for excavators to notify multiple utilities before digging with just one phone call
AZ-Arizona Blue Stake [25523]
A one-call notification system to assist excavators to notify underground utilties prior to excavation in AZ
A one-call notification system to assist excavators to notify underground utilties prior to excavation in AZ
CA-California Underground Service Alert North [25514]
Provides underground utility locator information for central/northern CA, NV and HI
Provides underground utility locator information for central/northern CA, NV and HI
CA-California Underground Service Alert South [25515]
Dig Alert serves southern California as a one call center undergound utility locator and notification service
Dig Alert serves southern California as a one call center undergound utility locator and notification service
CO-Colorado Utility Notification Center [25516]
Call center to notify utilities of underground digging in Colorado
Call center to notify utilities of underground digging in Colorado
CT-Connecticut Call Before You Dig [25517]
Utility underground damage prevention system for Connecticut
Utility underground damage prevention system for Connecticut
DC-Washington DC Miss Utility [25541]
One call underground utility notification center for the states of Delaware, Maryland, and Washington DC
One call underground utility notification center for the states of Delaware, Maryland, and Washington DC
DE-Delaware Miss Utility of Delmarva [25518]
One call underground utility notification center for the states of Delaware, Maryland, and Washington DC
One call underground utility notification center for the states of Delaware, Maryland, and Washington DC
FL-Florida Sunshine State One Call [25519]
Underground utility location and notification service for Florida
Underground utility location and notification service for Florida
GA-Georgia Utilities Protection Center [25520]
Underground utility notification and locator service for Georgia
Underground utility notification and locator service for Georgia
HI-Hawaii Underground Service Alert North [25521]
Provides underground utility locator information for central/northern CA, NV and HI
Provides underground utility locator information for central/northern CA, NV and HI
ID-Idaho Digline [25522]
One call underground utility notification center for central and southern Idaho
One call underground utility notification center for central and southern Idaho
ID-Idaho Utilities Underground Location Center [25571]
Provide utility notification services for parts of Idaho
Provide utility notification services for parts of Idaho
IL-Illinois One Call System JULIE [25527]
One call utitlity locator that services the entire state of Illinois, except the city limits of Chicago
One call utitlity locator that services the entire state of Illinois, except the city limits of Chicago
IN-Indiana Underground Plant Protection Service [25529]
An Indiana statewide underground utility notification service
An Indiana statewide underground utility notification service
LA-Louisiana One Call [25533]
Underground utility locator service for Louisiana - formerly known as DOTTIE (Dial One Time To Inform Everyone)
Underground utility locator service for Louisiana - formerly known as DOTTIE (Dial One Time To Inform Everyone)
MA-Massachusetts Dig Safe System [25536]
Underground utility locator service for the states of MA, ME, NH, RI, VT
Underground utility locator service for the states of MA, ME, NH, RI, VT
MD-Maryland Miss Utility of Delmarva [25539]
One call underground utility notification center for the states of Delaware, Maryland, and Washington DC
One call underground utility notification center for the states of Delaware, Maryland, and Washington DC
ME-Maine Dig Safe System [25534]
Underground utility locator service for the states of MA, ME, NH, RI, VT
Underground utility locator service for the states of MA, ME, NH, RI, VT
MI-Michigan Miss Dig System [25542]
A Michigan statewide one-call construction safety and utility damage-prevention company
A Michigan statewide one-call construction safety and utility damage-prevention company
Miss Utility of Delmarva [25540]
One call underground utility notification center for the states of Delaware, Maryland, and Washington DC
One call underground utility notification center for the states of Delaware, Maryland, and Washington DC
MN-Minnesota Gopher State One Call [25543]
Underground facility notification service for the state of Minnesota
Underground facility notification service for the state of Minnesota
MO-Missouri One Call System [25545]
Notification center for underground utilities in the State of Missouri
Notification center for underground utilities in the State of Missouri
MS-Mississippi One Call System [25544]
Underground utility notification service for the State of Mississippi
Underground utility notification service for the State of Mississippi
MT-Montana Utilities Underground Location Center [25525]
A central notification service to prevent damage to underground facilities in the states of Washington and Montana
A central notification service to prevent damage to underground facilities in the states of Washington and Montana
MT-Montana Call Before You Dig [25526]
Underground utility call center that covers Lincoln, Flathead, Sanders and Lake counties in Montana
Underground utility call center that covers Lincoln, Flathead, Sanders and Lake counties in Montana
NC-North Carolina One Call Center [25551]
Underground utility notification service for the State of North Carolina
Underground utility notification service for the State of North Carolina
ND-North Dakota One Call [25552]
Underground utility location and notification service for the State of North Dakota
Underground utility location and notification service for the State of North Dakota
NE-Nebraska Diggers Hotline [25546]
Underground utility locator and notification service for the State of Nebraska
Underground utility locator and notification service for the State of Nebraska
NH-New Hampshire Dig Safe System [25535]
Underground utility locator service for the states of MA, ME, NH, RI, VT
Underground utility locator service for the states of MA, ME, NH, RI, VT
NJ-New Jersey One Call [25548]
Underground utitlity locator and notification service for the State of New Jersey
Underground utitlity locator and notification service for the State of New Jersey
NM-New Mexico One Call [25549]
Underground utility location and notification service for the State of New Mexico
Underground utility location and notification service for the State of New Mexico
NV-Nevada Underound Service Alert [25547]
Provides underground utility locator information for central/northern CA, NV and HI
Provides underground utility locator information for central/northern CA, NV and HI
NY-New York Dig Safely [25550]
One call excavation notificationcenter serving all of New York State with the exception of New York City and Long Island
One call excavation notificationcenter serving all of New York State with the exception of New York City and Long Island
OH-Ohio Oil & Gas Producers Underground Protection Service [25554]
Provides underground oil and gas pipeline protection services for the State of Ohio
Provides underground oil and gas pipeline protection services for the State of Ohio
OH-Ohio Utilities Protection Service [25553]
Underground utilities notification service for the State of Ohio
Underground utilities notification service for the State of Ohio
OK-Oklahoma One Call System [25555]
Oklahoma One-Call System (CALL OKIE) underground utility notification service for the State of Oklahoma
Oklahoma One-Call System (CALL OKIE) underground utility notification service for the State of Oklahoma
PA-Pennsylvania One Call System [25559]
Underground utility notification service for the State of Pennsylvania
Underground utility notification service for the State of Pennsylvania
RI-Rhode Island Dig Safe System [25537]
Underground utility locator service for the states of MA, ME, NH, RI, VT
Underground utility locator service for the states of MA, ME, NH, RI, VT
SC-South Carolina Palmetto Utility Protection Service [25560]
PUPS provides underground utility notification services for the State of South Carolina
PUPS provides underground utility notification services for the State of South Carolina
SD-South Dakota One Call [25561]
Provides underground utility notification services for the State of South Dakota
Provides underground utility notification services for the State of South Dakota
TN-Tennessee One Call System [25562]
Underground utility notification services for the State of Tennessee
Underground utility notification services for the State of Tennessee
TX-Texas Excavation Safety System [25563]
TESS provides underground utility notification services throughout the State of Texas
TESS provides underground utility notification services throughout the State of Texas
TX-Texas Lone Star Notification Center [25565]
Provide underground utility notification services in Texas
Provide underground utility notification services in Texas
VA-Virginia Miss Utility of Virginia [25569]
Utility notification services for the State of Virginia
Utility notification services for the State of Virginia
VT-Vermont Dig Safe System [25538]
Underground utility locator service for the states of MA, ME, NH, RI, VT
Underground utility locator service for the states of MA, ME, NH, RI, VT
WA-Washington Utilities Underground Location Center [25524]
Underground utility notification service for the states of Washington, Idaho, Montana, and Wyoming
Underground utility notification service for the states of Washington, Idaho, Montana, and Wyoming
WI-Wisconsin Diggers Hotline [25568]
Wisconsin's one call notification center for underground utilities
Wisconsin's one call notification center for underground utilities
WY-Wyoming Utilities Underground Location Center [25572]
Provide underground utility notification services for portions of Wyoming
Provide underground utility notification services for portions of Wyoming
Please report broken links by referencing the [number in brackets in grey].
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