Connecticut Natural Gas (CNG)
Investor-Owned · Major Regulated
States served: Connecticut — CT
Customer classes: Commercial, Residential
Last confirmed: Aug 20, 2026
Service area: Greater Hartford–New Britain and Greenwich; ~189,000 customers.
Gas Utilities Directory
Natural Gas Utilities — Connecticut
Connecticut — CT
Published gas utilities serving Connecticut with verified contacts, service-area evidence, and source links.
GCC provides directory information only. Listings are not legal advice, regulatory advice, endorsements, or guarantees of utility service eligibility.
Verified means GCC confirmed utility identity, retail gas-distribution status, and state-service evidence against authoritative sources.
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Service-area summaries are high-level and do not guarantee service at a specific address. Contact the listed utility directly for address-level eligibility.
3 published utilities
Results include published records with verified status, utility and state-service sources, and a confirmation date.
Eversource Gas (Yankee Gas)
Investor-Owned · Major Regulated
States served: Connecticut — CT
Customer classes: Residential
Last confirmed: Aug 20, 2026
Service area: 85 Connecticut towns and cities.
Southern Connecticut Gas (SCG)
Investor-Owned · Major Regulated
States served: Connecticut — CT
Customer classes: Commercial, Residential
Last confirmed: Aug 21, 2026
Service area: Greater Bridgeport and New Haven areas — Connecticut LDC natural-gas distribution.