603
New Hampshire (NH)
By Area Code
By State
All
200
300
400
500
600
700
800
900
Cities Covered by
603
Area Code
Alton
Amherst
Andover
Antrim
Ashland
Ashuelot
Atkinson
Auburn
Bartlett
Bath
Bedford
Bradford
Bristol
Brookline
Center Barnstead
Center Harbor
Center Sandwich
Charlestown
Chatham
Chesterfield
Chichester
Claremont
Colebrook
Concord
Contoocook
Cornish
Danbury
Derry
Dover
Drewsville
Dublin
Dunbarton
Durham
East Derry
East Wakefield
Enfield
Enfield Center
Epping
Epsom
Errol
Fryeburg
Gilmanton
Gilmanton Iron Works
Gilsum
Grafton
Greenland
Groveton
Guild
Hampstead
Hampton Falls
Hancock
Hanover
Harrisville
Haverhill
Hebron
Henniker
Hinsdale
Holderness
Jackson
Jaffrey
Jefferson
Laconia
Lancaster
Lebanon
Lempster
Lincoln
Lisbon
Litchfield
Loudon
Lyme
Madbury
Marlow
Meriden
Merrimack
Milan
Milford
Milton
Milton Mills
Monroe
Moultonborough
Mount Washington
New Castle
New Durham
New Hampton
New Ipswich
New London
Newbury
Newfields
Newmarket
Newton
Newton Junction
North Conway
North Hampton
North Haverhill
North Sutton
Pelham
Pittsburg
Pittsfield
Plaistow
Raymond
Rochester
Rollinsford
Rumney
Rye
Rye Beach
Salem
Salisbury
Sanbornville
Seabrook
Silver Lake
Somersworth
Stinson Lake
Strafford
Stratham
Suncook
Tamworth
Thornton
Troy
Twin Mountain
Union
Washington
Waterville Valley
Weare
Wentworth
West Nottingham
West Ossipee
Whitefield
Wilmot
Windham
Wolfeboro
Wonalancet
Woodstock
Woodsville
Acworth
Alstead
Alton Bay
Barnstead
Barrington
Belmont
Bennington
Berlin
Bethlehem
Bow
Bretton Woods
Campton
Canaan
Candia
Canterbury
Center Conway
Center Ossipee
Center Strafford
Center Tuftonboro
Chester
Chocorua
Conway
Cornish Flat
Danville
Deerfield
East Andover
East Candia
East Hampstead
East Kingston
Eaton Center
Elkins
Etna
Exeter
Farmington
Fitzwilliam
Francestown
Franconia
Franklin
Freedom
Fremont
Georges Mills
Gilford
Glen
Glencliff
Goffstown
Gorham
Goshen
Grantham
Greenfield
Greenville
Hampton
Hill
Hillsborough
Hollis
Hooksett
Hudson
Intervale
Kearsarge
Keene
Kingston
Lebanon
Lee
Littleton
Lochmere
Londonderry
Lyme Center
Lyndeborough
Madison
Manchester
Marlborough
Melvin Village
Meredith
Mirror Lake
Mont Vernon
Nashua
Nelson
New Boston
Newington
Newport
North Salem
North Sandwich
North Stratford
North Walpole
North Woodstock
Northumberland
Northwood
Nottingham
Orford
Ossipee
Peterborough
Piermont
Pike
Plainfield
Plymouth
Portsmouth
Randolph
Rindge
Sanbornton
Sandown
South Acworth
South Hampton
South Newbury
South Sutton
South Tamworth
Spofford
Springfield
Stoddard
Sugar Hill
Sullivan
Sunapee
Swanzey
Temple
Tilton
Walpole
Warner
Warren
West Chesterfield
West Lebanon
West Peterborough
West Stewartstown
West Swanzey
Westmoreland
Wilton
Winchester
Winnisquam
Wolfeboro Falls
Related Area Codes
207
,
603
,
802
,
978