USA Phone Code Guide
USA Phone
Code Guide

Telephone Area +1 (203) XXX-XXXX / Page 8

Phone numbers of the state Connecticut
Prefix: +1203
This prefix is distributed within the state Connecticut
The largest city in the region is New Haven
Time Zone: Eastern
Winter time: UTC-5
Summer time: UTC-4
Below on the map, there is indicated the largest city in the telephone area +1-203-...-.... Connecticut New Haven.

In the United States, telephone numbers are divided into a country code (+1), an area code (or prefix), which is three digits long, and a subscriber number (seven digits). These are just a few examples, and there are over 300 area codes in the United States. Each code can cover both large cities and less populated areas depending on population density and telephone network distribution.



The table below shows the main major cities and telecom operators.

If you notice any errors of any community’s location on the map, please report it via the feedback form.

Phone numbers +1 (203) XXX-XXXX

Other pages: 1234567810
Company District Major City Prefix
Cellco Partnership DBA Verizon WirelessFairfieldNorwalk, CT+1 (203) 858-XXXX
Brooks Fiber Communications Of Connecticut Inc-ctNew HavenNew Haven, CT+1 (203) 859-XXXX
Verizon New YorkFairfieldGreenwich, CT+1 (203) 861-XXXX
Verizon New YorkFairfieldGreenwich, CT+1 (203) 862-XXXX
Verizon New YorkFairfieldGreenwich, CT+1 (203) 863-XXXX
Sprint Spectrum L.p.FairfieldBridgeport, CT+1 (203) 864-XXXX
Southern New England Telephone Co.New HavenNew Haven, CT+1 (203) 865-XXXX
Southern New England Telephone Co.FairfieldNorwalk, CT+1 (203) 866-XXXX
Southern New England Telephone Co.New HavenNew Haven, CT+1 (203) 867-XXXX
AT&T LocalNew HavenNew Haven, CT+1 (203) 868-XXXX
Verizon New YorkFairfieldGreenwich, CT+1 (203) 869-XXXX
Cablevision LightpathFairfieldBridgeport, CT+1 (203) 870-XXXX
Teleport Communications Group - New YorkNew HavenBranford, CT+1 (203) 871-XXXX
AT&T LocalNew HavenNew Haven, CT+1 (203) 872-XXXX
New Cingular Wireless PCS - DCBridgeport, CT+1 (203) 873-XXXX
Southern New England Telephone Co.New HavenMilford, CT+1 (203) 874-XXXX
AT&T LocalFairfieldDarien, CT+1 (203) 875-XXXX
Southern New England Telephone Co.New HavenMilford, CT+1 (203) 876-XXXX
Southern New England Telephone Co.New HavenMilford, CT+1 (203) 877-XXXX
Southern New England Telephone Co.New HavenMilford, CT+1 (203) 878-XXXX
Southern New England Telephone Co.New HavenWolcott, CT+1 (203) 879-XXXX
Teleport Communications Group - New YorkFairfieldTrumbull, CT+1 (203) 880-XXXX
Southern New England Telephone Co.New HavenSeymour, CT+1 (203) 881-XXXX
Southern New England Telephone Co.New HavenMilford, CT+1 (203) 882-XXXX
Level 3 CommunicationsFairfieldStamford, CT+1 (203) 883-XXXX
Global Crossing Local Services-ctNew HavenGuilford, CT+1 (203) 884-XXXX
Cellco Partnership DBA Verizon WirelessDanbury, CT+1 (203) 885-XXXX
Choice One CommunicationsNew HavenMeriden, CT+1 (203) 886-XXXX
Sprint Spectrum L.p.New HavenNew Haven, CT+1 (203) 887-XXXX
Southern New England Telephone Co.New HavenSeymour, CT+1 (203) 888-XXXX
Global Crossing Local Services-ctNew HavenNew Haven, CT+1 (203) 889-XXXX
Southern New England Telephone Co.FairfieldStamford, CT+1 (203) 890-XXXX
Southern New England Telephone Co.New HavenNew Haven, CT+1 (203) 891-XXXX
Omnipoint CommunicationsNew HavenBridgeport, CT+1 (203) 892-XXXX
Cellco Partnership DBA Verizon WirelessDerby, CT+1 (203) 893-XXXX
Southern New England Telephone Co.FairfieldRidgefield, CT+1 (203) 894-XXXX
New Cingular Wireless PCS - DCFairfieldTrumbull, CT+1 (203) 895-XXXX
Global Crossing Local Services-ctNew HavenMadison, CT+1 (203) 896-XXXX
Brooks Fiber Communications Of Connecticut Inc-ctStamford, CT+1 (203) 897-XXXX
Brooks Fiber Communications Of Connecticut Inc-ctFairfieldDarien, CT+1 (203) 898-XXXX
Southern New England Telephone Co.FairfieldNorwalk, CT+1 (203) 899-XXXX
Southern New England Telephone Co.Wallingford, CT+1 (203) 900-XXXX
Sprint Spectrum L.p.New HavenNew Haven, CT+1 (203) 901-XXXX
Global NapsNew HavenNew Haven, CT+1 (203) 902-XXXX
Level 3 CommunicationsNew HavenNew Haven, CT+1 (203) 903-XXXX
Sprint Spectrum L.p.FairfieldNorwalk, CT+1 (203) 904-XXXX
Teleport Communications Group - New YorkFairfieldStamford, CT+1 (203) 905-XXXX
Cellco Partnership DBA Verizon WirelessNew HavenDerby, CT+1 (203) 906-XXXX
Choice One CommunicationsNew HavenNew Haven, CT+1 (203) 907-XXXX
Omnipoint CommunicationsBridgeport, CT+1 (203) 908-XXXX
Cellco Partnership DBA Verizon WirelessNew Haven, CT+1 (203) 909-XXXX
Cellco Partnership DBA Verizon WirelessNew HavenWaterbury, CT+1 (203) 910-XXXX
Cellco Partnership DBA Verizon WirelessFairfieldStamford, CT+1 (203) 912-XXXX
Cellco Partnership DBA Verizon WirelessFairfieldBridgeport, CT+1 (203) 913-XXXX
Metro PCSMeriden, CT+1 (203) 914-XXXX
Cellco Partnership DBA Verizon WirelessNew HavenNew Haven, CT+1 (203) 915-XXXX
Level 3 CommunicationsFairfieldNorwalk, CT+1 (203) 916-XXXX
Cellco Partnership DBA Verizon WirelessDanbury, CT+1 (203) 917-XXXX
New Cingular Wireless PCS - DCFairfieldStamford, CT+1 (203) 918-XXXX
Omnipoint CommunicationsFairfieldNorwalk, CT+1 (203) 919-XXXX
Brooks Fiber Communications Of Connecticut Inc-ctFairfieldStamford, CT+1 (203) 920-XXXX
Southern New England Telephone Co.FairfieldStamford, CT+1 (203) 921-XXXX
Southern New England Telephone Co.FairfieldHuntington, CT+1 (203) 922-XXXX
Brooks Fiber Communications Of Connecticut Inc-ctFairfieldBridgeport, CT+1 (203) 923-XXXX
Southern New England Telephone Co.FairfieldHuntington, CT+1 (203) 924-XXXX
Southern New England Telephone Co.FairfieldHuntington, CT+1 (203) 925-XXXX
Southern New England Telephone Co.FairfieldHuntington, CT+1 (203) 926-XXXX
Cellco Partnership DBA Verizon WirelessNew HavenNew Haven, CT+1 (203) 927-XXXX
Southern New England Telephone Co.New HavenNew Haven, CT+1 (203) 928-XXXX
Southern New England Telephone Co.FairfieldHuntington, CT+1 (203) 929-XXXX
Global Crossing Local Services-ctFairfieldGreenwich, CT+1 (203) 930-XXXX
Southern New England Telephone Co.New HavenNew Haven, CT+1 (203) 931-XXXX
Southern New England Telephone Co.New HavenNew Haven, CT+1 (203) 932-XXXX
Southern New England Telephone Co.New HavenNew Haven, CT+1 (203) 933-XXXX
Southern New England Telephone Co.New HavenNew Haven, CT+1 (203) 934-XXXX
Global Crossing Local Services-ctNew HavenMeriden, CT+1 (203) 935-XXXX
Southern New England Telephone Co.New Haven, CT+1 (203) 936-XXXX
Southern New England Telephone Co.New HavenNew Haven, CT+1 (203) 937-XXXX
Southern New England Telephone Co.FairfieldRedding, CT+1 (203) 938-XXXX
Cablevision LightpathNorwalk, CT+1 (203) 939-XXXX

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