Gas Utilities Directory — utility profile
Northern Utilities, Inc.
New Hampshire · Investor-Owned · Major Regulated
Utility overview
- Utility name
- Northern Utilities, Inc.
- Legal name
- Northern Utilities, Inc.
- Ownership type
- Investor-Owned
- Utility class
- Major Regulated
- Rate jurisdiction
- New Hampshire Public Utilities Commission
- State directory
- New Hampshire utilities
- Customer classes
- Commercial, Residential
Official website and contact
- Official website
- unitil.com
- Customer service phone
- 1-800-852-3339
- Not published
Contact details are shown only where the utility publishes them.
Published state services
New Hampshire
Natural gas distribution in New Hampshire communities served by Northern Utilities, Inc. (Unitil NH gas division).
Customer classes: Commercial, Residential
Last confirmed: August 27, 2026
State customer informationVerification sources
- Gas Tariffs and Rate Schedules (New Hampshire) | Unitil
Unitil · Official Utility Website — Official NH gas tariff index for Northern Utilities (accessed 2026-08-27)
- Unitil — Northern Utilities, Inc. NH Summary of Rate Schedules (eff. July 1, 2025)
Unitil · Tariff — R-6 Residential Non-Heating; R-5 Residential Heating; G-40 C&I Low Annual/High Winter (accessed 2026-08-27)
- Unitil — Northern Utilities NH Gas Rate Summary (eff. June 1, 2026)
Unitil · Tariff — NH gas rate summary under Unitil NH gas tariffs approved by New Hampshire PUC; Residential Heat, Residential NonHeat, and General Service G-40 classes (accessed 2026-08-27)