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On-call Locating Services LLC

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UEIUEI: the 12-character ID the government gives every company registered for federal work. It replaced the DUNS number in April 2022. Glossary CG3RDBG6LJR6· CAGECAGE code: a 5-character code that identifies one company location for federal work. A company with several sites can have several. Glossary 9X7K0· SHAVERTOWN, PA· Active registration until Feb 10, 2027

Overview

Registered industries (NAICS)

Registered in 1 industry; primary 561990

  • 561990 All Other Support Services

No prime contract or subcontract to this company appears in the federal contract records from FY2001 on.

About

From the company's SBA profile, updated Feb 2026

On-Call Locating Services LLC is a veteran-owned firm that specializes in non-destructive testing (NDT) utility locating, employing state-of-the-art EM locators, Ground Penetrating Radar (GPR), and CCTV video pipe inspection cameras to accurately map underground utilities. The company offers a comprehensive suite of services, including private utility locating, RTK-GNSS utility and GPR locating services, soil boring clearance, sewer and septic line inspections, 811 contract locates, and directional drilling clearance services. With a steadfast commitment to precision and damage prevention in subsurface projects, On-Call Locating Services is well-equipped to support government contracting initiatives with reliable and efficient utility locating solutions.