phone book, or the business directory.

Area Code 203

Located in the Eastern (GMT -05:00) time zone. Area code 203 serves the state of Connecticut. This area code was assigned on January 1st, 1947. On January 1st, 1947 it went into service. 203 is a General Purpose Code. 203 service area does overlap with 475 area codes. Dialing pattern for local calls within the same NPA (area code) is 10D.

Information for Area Code 203

Area Code
203
Country
United States
State
Connecticut (CT)
Major City
Bridgeport
Time Zone
Eastern (GMT -05:00)
Population
1,664,818
White Population
1,314,773
Black Population
181,040
Hispanic Population
186,838
Asian Population
46,897
Hawaiian Population
648
Indian Population
3,766
Other Population
78,365
Male Population
802,460
Female Population
862,358
Avg House Value
$253,285.05
Avg Household Income
$67,484.27
Avg Persons Per Household
2.61
Median Age
37.62
Median Age (Male)
36.60
Median Age (Female)
38.61

List of Cities in Area Code Overlay Complex 270

  • New Haven
  • Ansonia
  • Danbury
  • Naugatuck
  • Stamford
  • Bridgeport
  • Waterbury
  • Cos Cob
  • Wallingford
  • Guilford
  • Wolcott
  • Cheshire
  • Shelton
  • Norwalk
  • Meriden
  • Milford
  • Old Greenwich
  • Madison
  • Wilton
  • Greenwich
  • Fairfield
  • Darien
  • Branford
  • Trumbull
  • Hamden
  • Redding
  • Oxford
  • New Canaan
  • Ridgefield
  • Westport
  • Newtown
  • Southbury
  • Woodbury
  • Riverside
  • Weston
  • North Branford

List of Zip Codes in Area Code 203

  • 6519
  • 6510
  • 6511
  • 6820
  • 6437
  • 6812
  • 6810
  • 6811
  • 6702
  • 6708
  • 6710
  • 6405
  • 6608
  • 6604
  • 6607
  • 6897
  • 6451
  • 6450
  • 6880
  • 6910
  • 6902
  • 6901
  • 6611
  • 6484
  • 6851
  • 6850
  • 6855
  • 6514
  • 6518
  • 6517
  • 6418
  • 6401
  • 6877
  • 6443
  • 6854
  • 6410
  • 6825
  • 6824
  • 6488
  • 6798
  • 6492
  • 6470
  • 6906
  • 6870
  • 6460
  • 6605
  • 6830
  • 6831
  • 6807
  • 6840
  • 6905
  • 6907
  • 6610
  • 6606
  • 6515
  • 6524
  • 6525
  • 6896
  • 6716
  • 6478
  • 6483
  • 6513
  • 6512
  • 6516
  • 6471
  • 6472
  • 6473
  • 6770
  • 6883
  • 6712
  • 6706
  • 6705
  • 6878
  • 6461
  • 6853

SPs and Telephone companies in Area Code 270

  • Teleport Communications America, Llc - Ct
  • Southern New England Telco Dba Frontier Comm Of Ct
  • Cellco Partnership Dba Verizon Wireless - Ct
  • Sprint Spectrum L.p.
  • Cox Connecticut Telecom, Llc
  • Brooks Fiber Communications Of Connecticut Inc-ct
  • Choice One Communications, Inc. - Ct
  • Ctc Communications Corp. - Ct
  • Broadwing Communications, Llc - Ct
  • Paetec Communications, Llc - Ct
  • At&t Local
  • New Cingular Wireless Pcs, Llc - Dc
  • Global Crossing Local Services, Inc.-ct
  • Cablevision Lightpath, Inc. - Ct
  • Omnipoint Communications, Inc. - Ct
  • Peerless Network Of Connecticut, Llc - Ct
  • Verizon New York Inc.
  • American Messaging Services, Llc
  • Level 3 Communications, Llc - Ct
  • Metro Pcs, Inc.
  • Conversent Communications Of Connecticut, Llc
  • Bandwidth.com Clec, Llc - Ct
  • Global Naps, Inc. - Ct
  • Usa Mobility Wireless, Inc.
  • Comcast Phone Of Connecticut, Inc. - Ct
  • Tc Systems,inc. - Ny
  • Mcimetro Access Transmission Services Llc
  • Paetec Communications, Inc. - Ny

Phone Numbers Beginning With 203