Contact Us By Phone or Mail
By Phone
If you smell gas, or have some other emergency situation, go outside and call our emergency number: 1-888-460-4332 or call 911. We respond to gas leaks, odor of gas or carbon monoxide symptoms 24-hours day, seven days a week, 365 days a year.
Read more about your role in natural gas safety and damage prevention.
General Account and Service
Self-service functions are available 24/7 by using our DirectLink automated phone system. To speak with a Customer Service Representative, call 1-888-460-4332 Monday - Friday, 7:00 a.m. – 5:30 p.m.
New Business Services (Establishing new service)
To request service, call in a meter reading or ask questions about your account, call during normal business hours, 8:00 a.m. - 4:30 p.m., Monday - Friday. For emergency service, you can reach us by TDD/TTY 24 hours a day, any day of the year. 1-800-440-6111
Energy Theft Hotline
1-866-515-9864 All calls are confidential.
TDD/TTY number
TDD/TTY 711 (national relay) 1-800-654-5988 (Pennsylvania relay)
By Mail
Payments should be sent to:
Columbia Gas of Maryland
P.O. Box 742510
Cincinnati OH 45274-2510
Customer service questions, legal notices and other general business correspondence may be sent to: Columbia Gas of Maryland
501 Technology Drive
Canonsburg, PA 15317