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203 Area Code Prefixes Directory

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Bandwidth.com Clec
Carrier

Coverage Area
Counties: New Haven,
Cities: New Haven, Newtown, Seymour

Usa Mobility Wireless
Carrier

Coverage Area
Counties: New Haven,
Cities: New Haven, Bridgeport, Stamford, Danbury, Norwalk

Cablevision Lightpath
Carrier

Coverage Area
Counties: Fairfield, , New Haven
Cities: Darien, Wilton, Trumbull, Huntington, Ridgefield, Stamford, Milford, Fairfield, New Haven, Greenwich, Old Greenwich, Bridgeport, Norwalk, Westport, Redding, New Canaan, Danbury

Teleport Communications America
Carrier

Coverage Area
Counties: , New Haven, Fairfield, Litchfield
Cities: Guilford, New Haven, Wallingford, Newtown, Westport, Madison, Ridgefield, Old Greenwich, Fairfield, Wilton, New Canaan, Derby, Huntington, Seymour, Naugatuck, Meriden, Norwalk, Danbury, Bridgeport, Darien, Woodbury, Trumbull, Waterbury, Cheshire, Branford, Stamford, Milford

Southern New England Telephone Co.
Carrier

Coverage Area
Counties: , New Haven, Litchfield, Fairfield
Cities: Danbury, Westport, Bridgeport, Huntington, Norwalk, New Haven, Meriden, Waterbury, Madison, Cheshire, Stamford, Fairfield, Trumbull, Woodbury, Southbury, Wallingford, Newtown, Milford, Branford, Ridgefield, Guilford, Northford, Redding, Wilton, Old Greenwich, Darien, Naugatuck, Ansonia, New Canaan, Wolcott, Seymour

Comcast Phone Of Connecticut
Carrier

Coverage Area
Counties: , New Haven
Cities: Branford, New Haven

Omnipoint Communications
Carrier

Coverage Area
Counties: , New Haven
Cities: Bridgeport, Derby, Danbury, Norwalk, New Haven, Stamford, Meriden, Waterbury

Brooks Fiber Communications Of Connecticut Inc-ct
Carrier

Coverage Area
Counties: , Fairfield, New Haven
Cities: Old Greenwich, Darien, Stamford, Bridgeport, Danbury, New Canaan, Waterbury, Meriden, Fairfield, Greenwich, Norwalk, New Haven

Teleport Communications Group - NY
Carrier

Coverage Area
Cities: Greenwich

Choice One Communications
Carrier

Coverage Area
Cities: Milford, Huntington, Bridgeport, Naugatuck, Branford, Cheshire, Stamford, Guilford, Wallingford, Madison, Waterbury, Derby

Metro PCS
Carrier

Coverage Area
Counties: , New Haven
Cities: Bridgeport, Meriden, New Haven, Waterbury

Level 3 Communications
Carrier

Coverage Area
Counties: New Haven,
Cities: New Haven, Redding, Stamford, Waterbury, Guilford, Bridgeport, Trumbull, Fairfield, Norwalk, Greenwich

Broadwing Communications
Carrier

Coverage Area
Counties: New Haven,
Cities: New Haven, Stamford, Wolcott

AT&T; Local
Carrier

Coverage Area
Counties: , New Haven, Fairfield
Cities: Redding, New Haven, Wilton, Greenwich, Stamford, Westport, Meriden, Bridgeport, Waterbury, Darien

American Messaging (am)
Carrier

Coverage Area
Counties: New Haven,
Cities: New Haven, Waterbury

Paetec Communications - NY
Carrier

Coverage Area
Cities: Greenwich

Mcimetro Access Transmission Services LLC
Carrier

Coverage Area
Cities: Meriden

Cox Connecticut Telecom
Carrier

Coverage Area
Cities: Meriden, Waterbury

Global Crossing Local Services-ct
Carrier

Coverage Area
Counties: , Fairfield, New Haven
Cities: Stamford, Derby, Bridgeport, Danbury, Branford, Greenwich, Darien, Fairfield, Huntington, Milford, Naugatuck, Cheshire, Wallingford, Trumbull, Seymour, Guilford, New Haven, Madison, Meriden

Ctc Communications Corp.
Carrier

Coverage Area
Counties: , New Haven
Cities: Stamford, New Haven, Waterbury

Global Naps
Carrier

Coverage Area
Counties: , New Haven
Cities: Stamford, New Haven

Paetec Communications
Carrier

Coverage Area
Counties: , New Haven
Cities: Huntington, Waterbury, Meriden, Trumbull, Milford, Cheshire, Stamford, New Haven, Wallingford, Bridgeport, Danbury

Peerless Network Of Connecticut
Carrier

Coverage Area
Cities: Greenwich, Bridgeport, Waterbury

Conversent Communications Of Connecticut
Carrier

Coverage Area
Counties: , New Haven
Cities: Bridgeport, New Haven

The 203 area code is located in New Haven, Connecticut including Darien, Guilford and was originally put into service on February 4th 1994. Find whose number this is.

Recently Reported Numbers

(203) 774-4806Unknown

Fake fundraising scam asking for donations that they keep for themselves. This is a fake charity fundraising scam! 99% of these unsolicited phone calls from charity fundraisers that pretend to raise money for veterans, police, firefighters, breast cancer, autism, and other seemingly worthy causes are ALL SCAMS!! If you want to donate to these causes, do your own research, research the Charity

(203) 718-0250Unknown

Money making scammers

(203) 718-0250Dangerous

Money making scam

(203) 441-3910Dangerous

Same same $399 to be charged.i have no acct.with this “ co”

(203) 309-0550Unknown

203-309-0550 calls and never leaves VM.

(203) 304-7625Unknown

Got a call from this phone number.

(203) 303-7970Dangerous

Google listing sales call

(203) 658-1801Dangerous

Same here, the give away (well, one of them) was when the computer said "If you own an Apple Device"...hell, you don't KNOW?

(203) 271-1389Dangerous

Called from a spoofed number & was robocall to lower my credit card ratings

(203) 616-4407Dangerous

These people are scams. They claim I owe Citibank which I dont. No first or last names were given to menthen they yelled at me and hung up on me. Stop these thieves.

Recently Unidentified numbers

203 area code numbers that might be spam, scams or that people have reported as unidentified callers

203-535-8804Comcast Phone Of Connecticut
203-907-3963Choice One Communications
203-807-2062New Cingular Wireless PCS - DC
203-119-8081UNKNOWN
203-294-8992Southern New England Telephone Co.
203-592-1854New Cingular Wireless PCS - DC
203-178-1495UNKNOWN
203-505-6631Cellco Partnership DBA Verizon Wireless
203-189-3732UNKNOWN
203-286-3764Conversent Communications Of Connecticut
203-305-6777New Cingular Wireless PCS - DC
203-309-4242Sprint Spectrum L.p.
203-991-7598Southern New England Telephone Co.
203-378-8961Southern New England Telephone Co.
203-181-5178UNKNOWN
203-347-6400Level 3 Communications
203-438-6348Southern New England Telephone Co.
203-946-5930Southern New England Telephone Co.
203-886-9619Choice One Communications

Most searched numbers

Cell
All TimeThis Month
203-659-2818First seen 2017-01-16203-388-1059First seen 2014-06-13
203-878-3570First seen 2013-08-27203-676-9805First seen 2018-05-12
203-126-2994First seen 2012-09-23203-621-8290First seen 2015-03-29
203-358-1619First seen 2010-02-02203-151-7070First seen 2011-04-02
203-460-5809First seen 2014-02-26203-405-7932First seen 2018-08-27
Landline
All TimeThis Month
203-429-5999First seen 2015-11-16203-917-2475First seen 2017-07-30
203-262-1321First seen 2014-01-25203-206-6294First seen 2017-05-06
203-377-4858First seen 2017-01-27203-387-9855First seen 2010-05-13
203-134-2484First seen 2017-04-14203-997-2510First seen 2018-11-26
203-737-1182First seen 2010-11-04203-274-9346First seen 2018-10-08

Cities With coverage

CITY LIST
Ansonia
Branford
Bridgeport
Cheshire
Danbury
Darien
Derby
Fairfield
Greenwich
Guilford
Huntington
Madison
Meriden
Milford
Naugatuck
New Canaan
New Haven
Newtown
Northford
Norwalk
Old Greenwich
Redding
Ridgefield
Seymour
Southbury
Stamford
Trumbull
Wallingford
Waterbury
Westport
Wilton
Wolcott
Woodbury