Located in the Eastern (GMT -05:00) time zone. Area code 475 serves the state of Connecticut. This area code was assigned on October 4th, 1999. On December 12th, 2009 it went into service. 475 is a General Purpose Code. 475 service area does overlap with 203 area codes. Dialing pattern for local calls within the same NPA (area code) is 10D.
Information for Area Code 475
Area Code
475
Country
United States
State
Connecticut (CT)
Major City
Bridgeport
Time Zone
Eastern (GMT -05:00)
List of Cities in Area Code Overlay Complex 270
Danbury
Stamford
New Haven
Meriden
Norwalk
Bridgeport
Waterbury
Newtown
Ridgefield
Darien
Ansonia
Westport
Oxford
Shelton
Fairfield
Greenwich
Old Greenwich
Madison
Milford
New Canaan
Branford
Woodbury
Naugatuck
Cos Cob
Wilton
Trumbull
Redding
List of Zip Codes in Area Code 475
6484
6510
6511
6519
6811
6810
6906
6902
6901
6798
6854
6853
6850
6604
6605
6608
6770
6877
6716
6705
6405
6702
6708
6710
6401
6418
6611
6807
6830
6831
6896
6855
6870
6897
6470
6820
6451
6450
6443
6460
6461
6840
6880
6478
6483
6824
6825
SPs and Telephone companies in Area Code 270
Cellco Partnership Dba Verizon Wireless - Ct
Telnyx Llc
Comcast Phone Of Connecticut, Inc. - Ct
Metro Pcs, Inc.
Omnipoint Communications, Inc. - Ct
Cablevision Lightpath, Inc. - Ct
New Cingular Wireless Pcs, Llc - Dc
Vonage Network Inc.
Bandwidth.com Clec, Llc - Ct
Brooks Fiber Communications Of Connecticut Inc-ct
Peerless Network Of Connecticut, Llc - Ct
Neutral Tandem-new York, Llc - Ct
Choice One Communications, Inc. - Ct
Teleport Communications America, Llc - Ct
Paetec Communications, Llc - Ct
Centurylink Communications Llc
Sprint Spectrum L.p.
Charter Fiberlink Ct-cco, Llc-ct
Level 3 Communications, Llc - Ct
Southern New England Telco Dba Frontier Comm Of Ct