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203 Area Code Phone Directory

Phone Prefixes in the 203 Area Code

(203) 2XX (203) 3XX (203) 4XX (203) 5XX (203) 6XX (203) 7XX (203) 8XX (203) 9XX

Information for Area Code 203

State: CT

Largest City in Area: NEW HAVEN

Where is Area Code 203?

Area code (203) is in the state of CT. Below, are the major cities in the area code (203).

Area Codes Starting with 2

Major Cities in 203

NEW HAVEN, CT (653,481)

BRIDGEPORT, CT (631,675)

STAMFORD, CT (495,496)

WATERBURY, CT (457,228)

NORWALK, CT (423,306)

WEST HAVEN, CT (344,310)

HAMDEN, CT (339,590)

MILFORD, CT (311,139)

DANBURY, CT (310,733)

STRATFORD, CT (294,982)

Zip Codes in 203

06091

06251

06265

06401

06403

06404

06405

06408

06410

06411

06418

06437

06440

06443

06450

06451

06460

06461

06468

06470

06471