State One-Call Information: Washington

(Note: Some One-Call systems do not have a website or the site address is unknown to us. If we have made an error in any of this information please email us the correction.)

One-Call Website: www.callbeforeyoudig.org

One-Call Phone Numbers: Utility Notification Center - 1-800-424-5555

State Law Website: www.callbeforeyoudig.org/law.htm