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Help With ZIP Codes

To provide you with the best experience possible and ensure we are presenting the correct information to you, our website requires customers enter a ZIP code for their service address.

Example ZIP codes from across our service territory are provided below. You can also visit the U.S. Postal Service's website to look-up a specific ZIP code.

  • Connecticut – Electric & Gas: 06901
  • Connecticut – Electric Only: 06101
  • Connecticut – Gas Only: 06859
  • New Hampshire – Electric: 03101
  • Eastern Massachusetts – Electric & Gas: 02090
  • Eastern Massachusetts – Electric Only: 02115
  • Eastern Massachusetts – Gas Only: 01603
  • Western Massachusetts – Electric: 01101
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      • Financial News
      • Annual Reports
      • SEC Filings
      • Analyst Coverage
      • Credit Ratings (PDF)
      • Sustainability & The Environment
      • Presentations & Webcasts
      • FAQ
      • Contact IR
      • Rate Review Updates
      • Securitization Filings
    • Shareholder Info
      • Stock Quote
      • Stock Chart
      • Dividends
      • Transfer Agent
      • Dividend Reinvestment Plan
      • Former NSTAR, PSNH & Yankee Energy Shareholders
    • Corporate Governance
      • Board of Trustees
      • Board Committee Members
      • Board Committee Charters
      • Board Independence Guidelines
      • Code of Ethics
      • Code of Conduct (PDF)
      • Related Party Transactions
      • Financial Disclosure Policy
      • Political Activity Policy
  • Sustainability
    • Focus Areas
      • Carbon Neutrality
      • Electric Vehicles
      • Energy Efficiency
      • Clean Energy
      • Sustainability Report
      • See All Focus Areas
  • Reliability
    • Focus Areas
      • Vegetation Management
      • Drone Inspections of Electric Lines
      • See All Focus Areas
  • Community
    • Partnerships
      • Eversource Walk For Boston Children's Hospital
      • Eversource Hartford Marathon
      • Mass General Eversource Everyday Amazing Race
      • Special Olympics Connecticut Winter Games
      • PGA Junior Experience @ Travelers
      • Eversource Energy Center at UConn
      • Working with the Red Sox
      • Working With The Bruins
    • Supporting the Community
      • Employee Volunteerism
      • Part of Our Community
      • Charitable Giving
      • Sustainability
      • Environment
      • Community Relations and Economic Development
      • School Programs
      • Eversource Energy Foundation

Gas Supplier Resources in Connecticut

Gas Supplier Information

Reference material, rates and tariffs, contact information, forms and more for gas suppliers in Connecticut.

Nominations

Eversource's nominations processing center for Connecticut to enter new nominations, view scheduled nominations and delivers and more.

Supplier Usage History

Registered gas suppliers in Connecticut can obtain usage history.

Gas Tariffs & Rules

Approved regulatory documents reflecting Eversource tariffs, riders and adjustments applicable to retail gas service.

Weather

Forecast and verified effective heating degree day (EHDD) information.

Notices

Important notices to suppliers pertaining to our gas business in Connecticut.

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Help With ZIP Codes

To provide you with the best experience possible and ensure we are presenting the correct information to you, our website requires customers enter a ZIP code for their service address.

Example ZIP codes from across our service territory are provided below. You can also visit the U.S. Postal Service's website to look-up a specific ZIP code.

  • Connecticut – Electric & Gas: 06901
  • Connecticut – Electric Only: 06101
  • Connecticut – Gas Only: 06859
  • New Hampshire – Electric: 03101
  • Eastern Massachusetts – Electric & Gas: 02090
  • Eastern Massachusetts – Electric Only: 02115
  • Eastern Massachusetts – Gas Only: 01603
  • Western Massachusetts – Electric: 01101
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