Technician performing seasonal furnace maintenance

Furnace Service Locations in New Hampshire

Granite State Furnace Pros provides statewide coverage, connecting homeowners in cities, towns, and rural communities across New Hampshire with independent heating contractors who serve their local areas. Browse the location pages below to find service near you.

Furnace Service Across New Hampshire Counties

Coverage extends across every New Hampshire county, from the Seacoast and the Merrimack Valley to the Lakes Region, the Upper Valley, the Monadnock Region, and the North Country. Each location page describes the area and the furnace services available there, so homeowners can find help close to home wherever they live in the state.

Boiler and heating pipes in a basement in New Hampshire

Older Homes and Long Winters Shape Local Needs

Much of New Hampshire housing stock is older, and many homes rely on heating oil furnaces that have served them for years. Long, cold winters place steady demands on these systems, so repair, maintenance, and eventual replacement are regular needs in communities across the state. Local contractors understand the housing and heating patterns of the towns they serve.

Finding Service in Your Town

If your town has its own location page, start there for area-specific information. If it does not, you can still request service through the contact page by naming your town, and your request will be directed to a contractor who covers your part of New Hampshire.

Statewide Coverage Without a Single Central Office

Because the network is made up of independent contractors spread across the state, coverage does not depend on one central location. Contractors work from their own local bases and travel within their own service areas, which keeps help close to the communities they serve.

Which New Hampshire Town Are You In?

Tell us where you are and what your furnace is doing, and we will help arrange the next step.

Call (855) 625-1748
Which parts of New Hampshire are covered?

Coverage extends across the state, including the Seacoast, the Merrimack Valley, the Lakes Region, the Upper Valley, the Monadnock Region, and the North Country.

What if my town does not have its own location page?

You can still request service through the contact page by naming your town, and your request will be directed to a contractor who covers your area.

Do local contractors understand older New Hampshire homes?

Yes, contractors in the network serve their own local communities and are familiar with the older housing stock and heating systems common in New Hampshire towns.

Are heating oil furnaces serviced across the state?

Yes, heating oil furnaces are common throughout New Hampshire and contractors in the network work with oil-fired systems as well as other fuel types.

How do I request service in my town?

Visit the contact page, include your town, describe your furnace symptoms, and note your system type if you know it.

Who performs the work after I request service?

An independent heating contractor who serves your area handles the visit and the work, and communicates with you directly about next steps.

Frequently asked questions

New Hampshire Coverage Questions, Answered

Wondering whether your town is covered? Request service and tell us where you are.

Call (855) 625-1748

Towns and Cities We Serve Across New Hampshire

Technician repairing a gas furnace in a home basement

Manchester

Manchester, NH 03101View Services in Manchester
New furnace being installed in a bright utility room

Nashua

Nashua, NH 03060View Services in Nashua
Thermostat on a living room wall being adjusted by a hand

Concord

Concord, NH 03301View Services in Concord
Snow-covered New Hampshire home exterior in winter with chimney smoke

Dover

Dover, NH 03820View Services in Dover
Boiler with copper pipes in a basement

Rochester

Rochester, NH 03867View Services in Rochester
Outdoor heat pump unit beside a home in light snow

Keene

Keene, NH 03431View Services in Keene
Technician cleaning a furnace burner assembly with tools

Portsmouth

Portsmouth, NH 03801View Services in Portsmouth
Gloved hands holding a furnace filter beside a furnace

Laconia

Laconia, NH 03246View Services in Laconia
Ductwork and furnace in a basement

Claremont

Claremont, NH 03743View Services in Claremont
Technician testing furnace controls with a handheld gauge

Lebanon

Lebanon, NH 03766View Services in Lebanon
Furnace blower motor during maintenance

Berlin

Berlin, NH 03570View Services in Berlin
Technician with a toolbox working at an open furnace

Somersworth

Somersworth, NH 03878View Services in Somersworth
Floor heating vent in a hardwood living room floor

Hampton

Hampton, NH 03842View Services in Hampton
Heating oil tank beside a furnace in a basement

Exeter

Exeter, NH 03833View Services in Exeter
Furnace venting pipes running up a basement wall

Durham

Durham, NH 03824View Services in Durham
Technician inspecting ductwork joints in a basement

Merrimack

Merrimack, NH 03054View Services in Merrimack
Modern furnace in a small utility closet

Bedford

Bedford, NH 03110View Services in Bedford
Hot water baseboard heaters along a living room wall

Londonderry

Londonderry, NH 03053View Services in Londonderry
Technician adjusting furnace control knobs

Derry

Derry, NH 03038View Services in Derry
Winter home exterior with snow on the roof and chimney smoke at dusk

Salem

Salem, NH 03079View Services in Salem
Furnace flame seen through a small inspection window

Hudson

Hudson, NH 03051View Services in Hudson
Technician vacuuming the inside of an open furnace

Windham

Windham, NH 03087View Services in Windham
Hand programming a wall thermostat

Amherst

Amherst, NH 03031View Services in Amherst
Basement with a furnace and a water heater side by side

Milford

Milford, NH 03055View Services in Milford
Heat pump outdoor unit and furnace setup in a utility space

Peterborough

Peterborough, NH 03458View Services in Peterborough
Duct sealing work with mastic on duct joints

Hanover

Hanover, NH 03755View Services in Hanover
Furnace ignition assembly close-up

Plymouth

Plymouth, NH 03264View Services in Plymouth
Technician testing furnace safety controls with a handheld meter

Conway

Conway, NH 03818View Services in Conway
Snow-covered colonial style home in New England in winter

Wolfeboro

Wolfeboro, NH 03894View Services in Wolfeboro
Furnace air filter and blower compartment open for service

Goffstown

Goffstown, NH 03045View Services in Goffstown
Technician carrying a tool bag into a home entryway

Hooksett

Hooksett, NH 03106View Services in Hooksett
Here When the Heat Goes Out

Towns and Cities We Serve Across New Hampshire

Tell us where you are and what your furnace is doing, and request service in your town.