Gas Utilities Directory — utility profile
Piedmont Natural Gas
North Carolina, South Carolina · Investor-Owned · Major Regulated
Utility overview
- Utility name
- Piedmont Natural Gas
- Legal name
- Piedmont Natural Gas Company, Inc.
- Parent organization
- Duke Energy Corporation
- Ownership type
- Investor-Owned
- Utility class
- Major Regulated
- Rate jurisdiction
- North Carolina Utilities Commission
- State directory
- North Carolina utilities
- Customer classes
- Commercial, Residential
Official website and contact
- Official website
- www.piedmontng.com
- Customer service phone
- 800-752-7504
- Gas emergency
- 800-752-7504
- Not published
Contact details are shown only where the utility publishes them.
Published state services
North Carolina
Franchised NC service territory; ~786,949 sales customers and 568 transportation customers in NC at end of 2021 (NCUC stat book).
Customer classes: Commercial, Residential
Last confirmed: August 23, 2026
State customer informationSouth Carolina
~170,000 customers in Anderson, Spartanburg, Greenville, and Cherokee counties (company SC rate case release).
Customer classes: Commercial, Residential
Last confirmed: August 23, 2026
State customer informationVerification sources
- 2022 Report - Volume LIII (Natural Gas LDCs)
North Carolina Utilities Commission · Other Official Government Record — Piedmont Natural Gas Company, Inc.; residential, commercial, industrial customers; NC service statistics (accessed 2026-08-23)
- Gas Prices FAQ
North Carolina Utilities Commission · State Regulator Inventory — Names Piedmont Natural Gas as NC LDC; NCUC regulates rates (accessed 2026-08-23)
- Rate and Tariff Information - Residential
Piedmont Natural Gas · Official Utility Website — NC tariff approval; Rate 101 residential; Rates 102/152 commercial (accessed 2026-08-23)
- Piedmont Natural Gas Company, Inc. — Tariff Listing
Public Service Commission of South Carolina · State Regulator Inventory — Schedule 201 Residential; Schedule 202 Small General Service (accessed 2026-08-23)
- Piedmont Natural Gas files SC base rate application
Duke Energy · Regulatory Filing — ~170,000 SC customers; Anderson, Spartanburg, Greenville, Cherokee counties (accessed 2026-08-23)