In Oklahoma, 8-1-1 provides a uniform national phone number (811) to access local utility location services.

Why use 811?

There are more than one football field’s length (100 billion feet of underground utilities) buried utilities for every man woman and child in the United States.

Before you dig, Call 811.

Call 811 Overview


Call 811 Industries


Call 811 Utilities


Contact 811 One Call System