Welcome natural gas
Liberty Utilities has acquired National Grid's customer base in New Hampshire.
For a period of time, National Grid will support web-based customer services
for Liberty Utilities.

To access your account on-line, enter your existing National Grid sign-in ID.
Don't have one? Register Now

My bills and payments

Access all your account information easily and securely. Our payment options provide easy ways to pay and manage your energy bill.
View and pay my bill

Convenient payment options

All billing programs

Why your gas bill may vary

View all my bills and payments information


We believe quality, service and cost advantages can best be achieved when customers and suppliers work together.

Supplier registration

Supplier eligibility

Account services & support

We aim to provide reliable and efficient service to our customers and to make your interactions with us as straightforward as possible.
Take the My Account tour

Start or stop gas service

Service appointment options

View all account services and support information

Natural gas safety

Natural gas is clean, convenient and efficient. Like all forms of energy, however, it must be used properly.
Safety tips

Call before you dig

Maintaining your pipes

Report a gas emergency

Smell Gas?

Do not send an e-mail, Call us immediately, 24 hours a day,every day of the year.

New Hampshire:1-800-833-4200

Energy information and tips

These pages contain advice and information for anyone who uses National Grid gas service.

Oil to gas conversions

Save on energy bills


High-efficiency heating rebates

View all energy information and tips

For business partners

Whether you already have a working relationship with us or if you'd like to establish one, learn everything you need to know right here.

Architects and engineers

Energy marketers

Construction management firms

Building operator certification program

Tradespeople and contractors

View all business partners information