Call 811 Before You Dig
Be careful where you dig: It’s FREE and easy to prevent damage to natural gas pipelines
En españolCalling 811 is FREE. When you call 811, the utility lines on your property will be marked, preventing you from damaging them when you dig. Projects that warrant a call to 811 include the installation of:
- Septic tanks and sewer lines
- Swimming pools
- Wells
- Sprinkler systems and water lines
- Basketball goal posts or mailbox posts
- Fence and deck posts
- Trees and shrubs
- Mailboxes
Calling 811 in your state
The national “Call Before You Dig” number is 811, but you can also contact the One-Call Center in your state directly for additional information.- North Carolina One-Call Center (NC811)
- Call 811 or 800.632.4949
- South Carolina 811 (SC811)
- Call 811 or 888.721.7877
- Tennessee One-Call Center (TN811)
- Call 811 or 800.351.1111
Call Piedmont at 800.752.7504 if you smell natural gas or suspect a leak! Always call 911 for emergencies.
Additional information:
- Office of Pipeline Safety
- National Pipeline Mapping System
- Common Ground Alliance
- Contact 811
- Excavators
- Dig Safely