About us
Mission Statement:
To provide the best communication, education and notification service to prevent damage to underground utilities.
Our Purpose:
Tennessee 811, is a non-profit Tennessee corporation established in 1983, whose mission is to act as an advance notification service to operators of underground facilities anywhere within the state.
Tennessee 811 is governed by a Board of Directors and an Operating Committee.
We are the only such service in Tennessee and are recognized as the "official" 811 service for Tennessee.

Phone:
Business Office: (615) 367-1110
Business Fax: (615) 366-5021
Call Center For Locate Requests:
-
811
-
(800) 351-1111
-
(615) 366-1987
Email and Business Hours:
Email:
tnocs@tnonecall.com
----------------------------------
Business Hours:
Monday - Friday: 7am to 5pm (central time)
Saturdays: Closed
Sundays: Closed
---------------------------------
Call Center Hours:
OPEN 24 / 7, (365 days a year)