Colorado 811 does not perform any type of locating services.
Colorado 811 is the communication link between the utility/facility owners and excavators and homeowners. Our goal is to work with all industry stakeholders to protect underground facilities from damages relating to excavation.
Colorado 811 is a nonprofit organization and is an ISO 9001:2015 Certified Company that was established is 1986 as the “Utility Notification Center of Colorado”. Utility owners and operators are required by law to be a member of Colorado 811 and register their underground utilities.
Hours of Operation
Monday – Friday
7am – 5pm MST
Colorado 811 is a company dedicated to protecting life and underground utility infrastructures through a quality management program to ensure we attain the highest level of accurate, consistent and on-time excavation notification services.
Colorado 811 actively pursues improving quality through programs that enable each employee to do their job right, the first time every time.
The commitment to demonstrate continuous improvement is the framework for setting quality objectives, therefore, Colorado 811 will continue to make improvements as a result of our measurements and analysis. Changes are driven by industry needs in alignment with stakeholder expectations through consensus.
Colorado 811 observes the following holidays and is open for emergency and damage requests only:
New Year’s Day