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Connecticut ZIP Codes

Connecticut ZIP codes cover major cities like Bridgeport, New Haven, Stamford, and rural areas in the northwest and eastern regions. ZIP codes starting with 06 are unique to Connecticut.

Quick Facts

  • Total ZIP Codes: 425
  • Largest City: Bridgeport
  • ZIP Range: 06001 – 06928
  • Area Codes: 203, 475, 860, 959

Population Highlights

  • Bridgeport Metro: ~0.94M
  • New Haven Metro: ~0.85M
  • Stamford Metro: ~0.68M

Major Counties

  • Fairfield: 06801–06928
  • New Haven: 06473–06540
  • Hartford: 06001–06199

Regional ZIP Distribution

  • Western CT: 06001–06896
  • Central CT: 06010–06497
  • Eastern CT: 06320–06928

Area Codes

  • 203/475: Southwestern CT (Bridgeport, Stamford, New Haven)
  • 860/959: Central & Eastern CT

Transportation & Landmarks

  • BDL Airport (Hartford)
  • HVN Airport (New Haven)
  • Major Interstates: I-84, I-91, I-95

Notable ZIP Codes

Some ZIP codes in Connecticut are especially significant. 06604 covers Bridgeport downtown, 06510 is central New Haven, and 06902 covers Stamford. Rural ZIP codes include 06340 and 06492.

Connecticut ZIP Code Directory

ZIP Code â–² Common City â–²

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