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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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  • About Us
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      • Welcome to Eversource
      • One of America's "Most Just" Companies
      • America's Most Responsible Energy Company
      • Service Territory
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    • Doing Business With Us
      • Energy Supplier Information
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      • Property Management Gateway
      • Real Estate
      • Sourcing
      • School Programs
      • Affiliates
      • Municipal & State Officials
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    • News & Info
      • 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
  • 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
  • Careers
    • Working at Eversource
      • Careers at Eversource
      • Why Work Here
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      • EEO/Testing
  1. General
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  5. Energy Supplier Information
  6. Gas - Connecticut
  • About Us
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Gas - Connecticut

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Information
Gas Supplier Information Reference material, rates and tariffs, contact information, forms and more for gas suppliers in Connecticut.
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Gas Nominations
Nominations Eversource's nominations processing center for Connecticut to enter new nominations, view scheduled nominations and delivers and more.
working-in-the-shed Gas Usage History Supplier Usage History Registered gas suppliers in Connecticut can obtain usage history.
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Tariffs
Gas Tariffs & Rules Approved regulatory documents reflecting Eversource tariffs, riders and adjustments applicable to retail gas service.
autumn-tree EHDD Weather Forecast and verified effective heating degree day (EHDD) information.
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System 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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