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3M™ Locators and Markers provide a complete system for damage prevention, locating, marking and mapping vital underground assets. +

From markers that give an exact path and estimated depth of underground utilities, to iD markers that store information, to utility locators that interface with GPS/GIS field mapping instruments, 3M offers the precision tools needed to manage your assets. Together, they provide a complete solution with the performance and reliability you trust from 3M. Learn more about 3M's utility locating products, line locator industry solutions, or utility locator resources.

3M™ Dynatel™ Utility Locators

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3M™ Dynatel™ Locators

Dynatel utility locators combine simple interfaces and high-resolution graphics with precision locating to help you quickly and accurately identify underground assets.

3M Electronic Marker System

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3M Electronic Marker System

Color coded by industry and programmable to include customer-specific information, the 3M utility markers helps accelerate identification and avoid costly mistakes.

3M™ EMS Caution Tape

Now Available for Telco, Wastewater, and Gas Industries

3M™ EMS Caution Tape

3M has over 30 years experience developing new and innovative solutions for locating buried assets.

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Where to Buy

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