603 Area Code Prefixes Directory

If you know the complete number you’re looking up, please use the Phone Number Search above. Or to explore prefixes in different coverage areas, please use the tables below.

Comcast Phone Of New Hampshire
Carrier

Coverage Area
Counties: Rockingham, Hillsborough, , Strafford, Merrimack
Cities: Newmarket, Manchester, Derry, Hanover, Greenville, Dover, Kingston, Winchester, Durham, Salem, Meriden, Exeter, Salisbury, Canterbury, Concord, Antrim, Seabrook, Epsom, Somersworth, New London, Newbury, Chichester, Plaistow, Boscawen, Andover

New Cingular Wireless PCS - DC
Carrier

Coverage Area
Counties: Hillsborough, , Strafford, Merrimack
Cities: Manchester, Derry, Nashua, W Lebanon, Portsmouth, Salem, Dover, Concord

United States Cellular Corp. - New Hampshire
Carrier

Coverage Area
Counties: , Grafton, Cheshire, Merrimack, Sullivan, Hillsborough
Cities: Nashua, Lyme, Keene, W Lebanon, Plymouth, Merrimack, Concord, Enfield, Suncook, N Woodstock, Laconia, Sunapee, Claremont, Manchester, Milford, Peterborough, Littleton, Lancaster, Ctr Ossipee, Conway, Hillsboro, Berlin

Omnipoint Miami E License
Carrier

Coverage Area
Counties: , Hillsborough, Cheshire, Strafford, Merrimack
Cities: Portsmouth, Nashua, Manchester, New Boston, Derry, Merrimack, Keene, Dover, Concord

Paetec Communications
Carrier

Coverage Area
Counties: Hillsborough, , Cheshire, Strafford
Cities: Manchester, Plymouth, Salem, Keene, Durham, Portsmouth, Nashua, Hampton, Dover

No New England Tel Op DBA Fairpoint Comm
Carrier

Coverage Area
Counties: , Hillsborough, Merrimack, Carroll, Strafford, Belknap, Cheshire, Coos, Sullivan, Rockingham, Grafton
Cities: Salem, Nashua, Manchester, Concord, Wonalancet, Colebrook, Winchester, Troy, Portsmouth, Dover, Milford, Meredith, West Chesterfield, Merrimack, Tilton, Belmont, Suncook, Piermont, North Sandwich, Laconia, W Lebanon, Tamworth, Hampstead, Rochester, Hinsdale, Berlin, Keene, Orford, North Conway, Chesterfield, Madison, Bartlett, Plaistow, Jackson, Seabrook, Westmoreland, Derry, Pittsfield, Lebanon, Littleton, North Walpole, Marlow, Conway, Milan, Deerfield, Gorham, Bedford, Milton Mills, South Tamworth, Errol, Candia, New Boston, Goffstown, Wolfeboro, Sanbornville, Canaan, Hancock, Jaffrey, Plymouth, Pittsburg, Ctr Ossipee, Claremont, Greenfield, Harrisville, Fitzwilliam, Jefferson, Enfield, Pelham, Groveton, Monroe, Hanover, Kingston, Farmington, Newmarket, Barrington, Cornish, Epping, Somersworth, Northwood, Bristol, N Woodstock, Woodsville, Penacook, Sunapee, Warren, Grafton, Exeter, Canterbury, Wentworth, Lancaster, Lyme, Franconia, Charlestown, Alstead, Whitefield, Lisbon, Bethlehem, Sullivan, Newport, Durham, Marlborough, Greenville, Raymond, Rindge, North Stratford, Peterborough, Hampton, Franklin, Rye, Ashland

Freedom Ring Communications
Carrier

Coverage Area
Counties: Coos, , Belknap, Sullivan, Merrimack, Strafford, Cheshire, Hillsborough
Cities: Errol, Berlin, Meredith, Plaistow, Ctr Ossipee, Claremont, Colebrook, Concord, Conway, Deerfield, Seabrook, Dover, Durham, Exeter, Hanover, Jackson, Keene, Laconia, Lancaster, Littleton, Portsmouth, Grafton, Manchester, Nashua, Newport, Woodsville, Salem, Peterborough, Suncook, Plymouth, Rindge, Rochester

Bell Atlantic Nynex Mobile
Carrier

Coverage Area
Counties: , Hillsborough, Strafford, Merrimack, Sullivan, Belknap, Cheshire
Cities: Bristol, W Lebanon, Manchester, Bedford, North Conway, Newport, Dover, Nashua, Suncook, Lebanon, Candia, Laconia, Hampton, Salem, Derry, Concord, Merrimack, Portsmouth, Pelham, Goffstown, Claremont, Exeter, Kingston, Meredith, Warner, Keene, Milford, Greenfield, Rochester, Gorham, Campton, Littleton

Broadview Networks
Carrier

Coverage Area
Counties: Hillsborough,
Cities: Manchester, Nashua

Sprint Spectrum L.p.
Carrier

Coverage Area
Counties: Merrimack, , Hillsborough, Strafford
Cities: Concord, Derry, Chester, Merrimack, Nashua, Manchester, Northwood, Milford, Exeter, Dover, East Kingston, Portsmouth, Rochester, Henniker, Plymouth, Hampton, Laconia

Charter Fiberlink
Carrier

Coverage Area
Cities: Woodsville, Hollis

Dixville Telephone Co.
Carrier

Coverage Area
Cities: Colebrook

Level 3 Communications
Carrier

Coverage Area
Counties: , Sullivan, Merrimack, Cheshire, Grafton, Hillsborough
Cities: Littleton, Barrington, Claremont, Portsmouth, Ctr Ossipee, Berlin, Colebrook, Plymouth, Concord, Keene, Laconia, Penacook, Peterborough, Alstead, Lyme, Exeter, West Chesterfield, Woodsville, Lebanon, Lancaster, Plainfield, Tamworth, N Woodstock, North Conway, New Boston, Manchester, Canaan, Plaistow, Sanbornville, Sunapee, Lisbon, Rochester, Milan, Salem, Hampton, Grafton

Brooks Fiber Communications Of New Hampshire
Carrier

Coverage Area
Counties: Hillsborough, , Strafford, Cheshire, Grafton, Belknap, Sullivan
Cities: Manchester, Laconia, East Kingston, Canaan, Dover, Milan, Nashua, Keene, E Rochester, Rye, Jefferson, Exeter, Lancaster, Littleton, Chesterfield, Lyme, Colebrook, Bedford, Lebanon, Franklin, Meredith, Claremont, Woodsville, Tilton, North Conway, Epping, N Woodstock, Plymouth, Peterborough, Plaistow, Sunapee, Tamworth, Wolfeboro

Union Telephone Co.
Carrier

Coverage Area
Cities: Rumney, Gilmanton, New Durham, Alton

Bretton Woods Telephone Co.
Carrier

Coverage Area
Cities: Jefferson

Choice One Communications Of New Hampshire
Carrier

Coverage Area
Counties: Hillsborough, , Strafford, Merrimack
Cities: Manchester, Durham, Nashua, Laconia, Portsmouth, Dover, Merrimack, Salem, Concord, Hampton, Rochester, Derry

National Mobile Communications Corporation - VT
Carrier

Coverage Area
Cities: Lebanon

Ctc Communications Corp.
Carrier

Coverage Area
Counties: , Strafford
Cities: Bedford, Dover, Jaffrey

Lightship Telecom
Carrier

Coverage Area
Counties: Hillsborough, , Merrimack, Cheshire
Cities: Manchester, Portsmouth, Salem, Nashua, Concord, Lebanon, Keene, Laconia, Derry

Topsham Communications
Carrier

Coverage Area
Cities: Orford

Conversent Communications Of New Hampshire
Carrier

Coverage Area
Counties: , Hillsborough, Cheshire, Strafford
Cities: Peterborough, Portsmouth, Manchester, Exeter, Keene, Plaistow, Salem, Epping, Raymond, Nashua, Dover, Hampton

Time Warner Cable Information Svcs (new Hampshire)
Carrier

Coverage Area
Cities: Ashland

Teleport Communications America
Carrier

Coverage Area
Counties: Hillsborough,
Cities: Manchester, Portsmouth, Durham

Merrimack Co. Telephone Co., DBA Contoocook Valley
Carrier

Coverage Area
Cities: Henniker, Hillsboro, Center Tuftonboro, Antrim

Merrimack County Telephone Co.
Carrier

Coverage Area
Cities: Warner, Contoocook, Newbury

Hollis Telephone Company
Carrier

Coverage Area
Cities: Hollis

Kearsarge Telephone Co.
Carrier

Coverage Area
Cities: Lebanon, New London, Franklin, Andover, Boscawen, Salisbury

Granite State Telephone
Carrier

Coverage Area
Cities: Hillsboro, Washington, Weare, Chester

Dsci Corporation
Carrier

Coverage Area
Counties: Hillsborough
Cities: Manchester

AT&T; Local
Carrier

Coverage Area
Counties: Hillsborough,
Cities: Manchester, Nashua, Seabrook

Rural Cellular Corporation
Carrier

Coverage Area
Cities: Bristol

Wilton Telephone Co.
Carrier

Coverage Area
Cities: Wilton

Northland Telephone Of Maine
Carrier

Coverage Area
Cities: Chatham, Center Conway

Idt America Corp
Carrier

Coverage Area
Cities: Rochester, Ctr Barnstead, Alton, Gilmanton Iron Works

Otel Telekom
Carrier

Coverage Area
Counties: Hillsborough,
Cities: Manchester, Walpole, Barrington

Crc Communications Of Maine
Carrier

Coverage Area
Counties: Hillsborough, , Cheshire
Cities: Manchester, Farmington, Keene

Bandwidth.com Clec
Carrier

Coverage Area
Counties: Hillsborough
Cities: Manchester

Dunbarton Telephone Company
Carrier

Coverage Area
Cities: Bow

Metro PCS
Carrier

Coverage Area
Cities: Merrimack

Securesyscom
Carrier

Coverage Area
Counties: Hillsborough
Cities: Manchester

Neutral Tandem-new Hampshire
Carrier

Coverage Area
Counties: Hillsborough
Cities: Manchester

The 603 area code is located in Manchester, New Hampshire including Newmarket, Nashua and was originally put into service on February 4th 1994. Find whose number this is.

Recently Reported Numbers

(603) 780-4642Neutral

They call at least once a day and when answered, there is no answer.I believe that it may be a Robocall, but it could also be a live person not saying anything.

(603) 333-1127Unknown

unknown number ; did not leave message, called 10 minutes after 603-728-7397, which did not leave a message either

(603) 267-0310Unknown

Received a call from this number at 8:12 pm on 3/12/2020. The caller ID said "calltrol_123". Seems pretty accurate.

(603) 314-0507Neutral

Energy rebate company offering gift cards. Call back and press 2 to remove from list.

(603) 314-3428Unknown

Trying to find out who calls from 603-314-3428.

(603) 473-4268Unknown

Me as well.

(603) 389-1933Unknown

Repeated calls from 603-389-1933.

(603) 285-9591Unknown

So called "Home Security" calling everyday. So far, list of phone numbers calling:9735003278-9735003277-5759649003-4023543282-4029543283-6032859589-8125783238- 7199923787- 8703453797- 2693023018- 801-2032918-8012034238- 2297783752-4017103374- 4017103374- 4409846501- 4409846013- 9735003276- 973503275- 9732886201- 7018923285- 8622671115- 8622979177- 4068123189- 7162174473- 6032859591 and I probably

(603) 326-6170Neutral

Calls to sell health insurance multiple times. Keep telling them to stop calling.

(603) 574-4331Unknown

No msg left.

Recently Searched Numbers

No additional information reported for these searched numbers. Received a call from any phone number listed below? Please consider helping the community by reporting your experience.

603-916-6222
Report
UNKNOWN
603-775-4143
Report
No New England Tel Op DBA Fairpoint Comm
603-521-6378
Report
AT&T; Local
603-760-7985
Report
AT&T; Local
603-677-3152
Report
Brooks Fiber Communications Of New Hampshire
603-542-9987
Report
No New England Tel Op DBA Fairpoint Comm
603-550-5112
Report
UNKNOWN
603-549-2214
Report
No New England Tel Op DBA Fairpoint Comm
603-621-7789
Report
No New England Tel Op DBA Fairpoint Comm
603-850-1599
Report
UNKNOWN
603-492-6630
Report
No New England Tel Op DBA Fairpoint Comm
603-803-7593
Report
UNKNOWN
603-686-5531
Report
Bell Atlantic Nynex Mobile
603-428-6233
Report
Merrimack Co. Telephone Co., DBA Contoocook Valley
603-893-5637
Report
No New England Tel Op DBA Fairpoint Comm
603-606-4135
Report
Conversent Communications Of New Hampshire
603-341-4747
Report
United States Cellular Corp. - New Hampshire
603-357-9147
Report
No New England Tel Op DBA Fairpoint Comm
603-335-6115
Report
No New England Tel Op DBA Fairpoint Comm

Most searched numbers

Cell
All TimeThis Month
603-503-9627First seen 2020-02-13603-409-1627First seen 2011-07-20
603-162-3313First seen 2010-09-08603-475-9701First seen 2011-03-21
603-633-4024First seen 2019-03-24603-904-9414First seen 2011-10-15
603-285-3498First seen 2011-08-19603-625-4954First seen 2010-06-09
603-949-2801First seen 2017-08-08603-582-6926First seen 2017-03-07
Landline
All TimeThis Month
603-196-8288First seen 2019-03-15603-990-2559First seen 2016-04-05
603-463-1679First seen 2016-06-29603-434-6699First seen 2013-05-28
603-885-2813First seen 2012-02-11603-359-9588First seen 2018-12-06
603-854-4304First seen 2018-02-20603-906-1580First seen 2019-05-13
603-690-6048First seen 2019-10-11603-772-5811First seen 2013-09-17

Cities With coverage

CITY LIST
Alstead
Alton
Andover
Antrim
Ashland
Barrington
Bartlett
Bedford
Belmont
Berlin
Bethlehem
Boscawen
Bow
Bristol
Campton
Canaan
Candia
Canterbury
Center Conway
Center Tuftonboro
Charlestown
Chatham
Chester
Chesterfield
Chichester
Claremont
Colebrook
Concord
Contoocook
Conway
Cornish
Ctr Barnstead
Ctr Ossipee
Deerfield
Derry
Dover
Durham
E Rochester
East Kingston
Enfield
Epping
Epsom
Errol
Exeter
Farmington
Fitzwilliam
Franconia
Franklin
Gilmanton
Gilmanton Iron Works
Goffstown
Gorham
Grafton
Greenfield
Greenville
Groveton
Hampstead
Hampton
Hancock
Hanover
Harrisville
Henniker
Hillsboro
Hinsdale
Hollis
Jackson
Jaffrey
Jefferson
Keene
Kingston
Laconia
Lancaster
Lebanon
Lisbon
Littleton
Lyme
Madison
Manchester
Marlborough
Marlow
Meredith
Meriden
Merrimack
Milan
Milford
Milton Mills
Monroe
N Woodstock
Nashua
New Boston
New Durham
New London
Newbury
Newmarket
Newport
North Conway
North Sandwich
North Stratford
North Walpole
Northwood
Orford
Pelham
Penacook
Peterborough
Piermont
Pittsburg
Pittsfield
Plainfield
Plaistow
Plymouth
Portsmouth
Raymond
Rindge
Rochester
Rumney
Rye
Salem
Salisbury
Sanbornville
Seabrook
Somersworth
South Tamworth
Sullivan
Sunapee
Suncook
Tamworth
Tilton
Troy
W Lebanon
Walpole
Warner
Warren
Washington
Weare
Wentworth
West Chesterfield
Westmoreland
Whitefield
Wilton
Winchester
Wolfeboro
Wonalancet
Woodsville