Customer Info Menu Industry Links Energy Conservation Tips Common Questions Budget / Auto Payment Supply and Demand Customer Privacy Policy Delta Gas 1949-1999 History Menu Industry Links Energy Conservation Tips Common Questions Budget / Auto Payment Supply and Demand Customer Privacy Policy Delta Gas 1949-1999 History Customer Info CUSTOMER INFO Beginning May 1, 2023, all Delta Natural Gas customers will call 888-427-7335 for Customer Service. We are happy to announce an expansion of Customer Service Call Center hours to accompany this new number. Customer Service staff will now be available from 7 a.m. – 5 p.m. Eastern.To support these service improvements, beginning June 1, 2023, customers will no longer be able to speak with a Customer Service representative in-person at Delta office locations. Drop-off boxes will continue to be available during this transitional period. Customers may also visit Western Union locations within Wal-Mart and other local stores to make a cash payment. Additional fees may apply. Service Territory Enlarged Service Area