Contact Us

Contact Us

Contact Us

By Phone

General Account and Service
If you smell gas, or have some other emergency situation, go outside and call our emergency number: 1-800-344-4077 and 911. Self-service functions are available 24/7 by using our automated phone system. To speak with a Customer Service Representative, call 1-800-344-4077 Monday - Friday, 7:00 a.m. - 7:00 p.m.

Emergency Service
24-hour response to gas leaks, odor of gas, or carbon monoxide symptoms 
Read more about your role in natural gas safety

New Business Services
(Establishing new service)

Energy Theft Hotline
All calls are confidential

711 (national relay)
1-800-877-8973 (Sprint relay)
1-800-750-0750 (Ohio relay)

To request service, call in a meter reading or ask questions about your account, call during normal business hours, 7:00 a.m. - 7:00 p.m., Monday - Friday.

For emergency service, you can reach us by TDD/TTY 24 hours a day, any day of the year.

By Mail

Columbia Gas of Ohio
P.O. Box 742510
Cincinnati, OH 45274-2510

Customer service questions, legal notices and other general business correspondence
Columbia Gas of Ohio
P.O. Box 2318
Columbus, OH 43216-2318