Contact Us

Contact Us

Dial 8-1-1 or 1-800-242-1776

Planning to dig, you will need to have the underground lines marked. Designing a project, no matter how big or small, you need to know the location of the underground lines. To place a dig or design notification in Pennsylvania, please call 8-1-1 or 1-800-242-1776.

Hours of Operations

Contact our Administrative offices call 1-800-248-1786 or Chat

Individual Departments

Accounting – extension 7137
Member Services – extension 7168 Underground Facility Owners - Apply for Membership
Education – extension 7136
Shipping and Receiving – extension 7117


Contact us

Via mail
925 Irwin Run Road
West Mifflin, PA  15122

Via email (for dig notifications please use Request a Locate)
contact@pa1call.org

Our purpose is to prevent damage to underground facilities. To promote safety, we provide an efficient and effective communications network among project owners, designers, excavators, and facility owners.