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Customer Service: 1-888-460-4332
Monday - Friday, 7 a.m. - 7 p.m. ET.
Gas Emergencies: 1-888-460-4332
24/7
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National Relay: 711
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For payments
Columbia Gas of Pennsylvania
P.O. Box 70285
Philadelphia, PA 19176-0285
For other correspondence
Columbia Gas of Pennsylvania
P.O. Box 2318
Columbus, OH 43216-2318
For bankruptcy notices
Columbia Gas of Pennsylvania
Revenue Recovery
P.O. Box 117
Columbus, OH 43216
