Columbia Gas Customer Service Phone Number

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To reach authorities at Columbia Gas in an effective manner customers are advised to refer to given customer service contact information to avail hassle free addressal of grievances in an effective manner.
  • Columbia Gas Customer Service Phone Number: 1-800-344-4077
  • Columbia Gas Emergency Helpline: 1-800-344-4077 | 911


Columbia Gas Customer Service TDD/TTY


  • National Relay: 711
  • Sprint Relay: 1-800-877-8973
  • Ohio Relay: 1-800-750-0750

Columbia Gas Mailing Addresses


  • For Payments: Columbia Gas of Ohio P.O. Box 742510 Cincinnati, OH 45274-2510
  • For Other Correspondence: Columbia Gas of Ohio P.O. Box 2318 Columbus, OH 43216-2318
  • For Bankruptcy Notices: Columbia Gas of Ohio Revenue Recovery P.O. Box 117 Columbus, OH 43216