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City ZIP codes · Connecticut

Stamford, CT ZIP Codes

17 ZIP codes use the postal name Stamford, Connecticut (Census 2020 ZCTAs and GeoNames postal codes, October 2026): 6 residential and 11 for PO boxes or a single organization. Median household income runs from $93,675 in 06906 to $204,028 in 06903, 2.2 times as much (Census Bureau, ACS 2020-2024). Stamford's most populous ZIP code is 06902, with 73,392 people (ACS 2020-2024); 100% of its land is in the city of Stamford.

  • ACS2020-24
  • Census2020
  • GeoNames2026

Where are Stamford's ZIP codes?

06901: $103k median household income06902: $95k median household income06903: $204k median household income06905: $137k median household income06906: $94k median household income06907: $106k median household income06902069030690506907069060690106901: $103k median household income06902: $95k median household income06903: $204k median household income06905: $137k median household income06906: $94k median household income06907: $106k median household income06902069030690506907069060690106901: $103k median household income06902: $95k median household income06903: $204k median household income06905: $137k median household income06906: $94k median household income06907: $106k median household income0690206903069050690706906
The 6 residential ZIP codes named Stamford, shaded by median household income in national fifths (ACS 2020-2024). Select a ZIP to open it. <$54.1k$98.1k+no figure

Source: U.S. Census Bureau, 2020 ZCTA cartographic boundaries; ACS 2020-2024 5-year estimates (B19013).

How different are Stamford's ZIP codes?

The highest median household income is in 06903 ($204,028), the lowest in 06906 ($93,675). Home values run from $478,700 in 06901 to $911,000 in 06903.

Source: U.S. Census Bureau, ACS 2020-2024 5-year estimates (B19013, B25077, B01003).

All 6 residential ZIP codes of Stamford

Residential ZIP codes with the postal name Stamford, CT, largest first (ACS 2020-2024); sort by any column
County
06902 Fairfield County 73,392 7,317 $95k $510k
06905 Fairfield County 20,725 4,087 $137k $618k
06903 Fairfield County 14,010 805 $204k $911k
06901 Fairfield County 11,037 21,684 $103k $479k
06906 Fairfield County 9,199 6,819 $94k $597k
06907 Fairfield County 8,705 4,448 $106k $590k

Download the 17 ZIP codes as CSV

Source: U.S. Census Bureau, ACS 2020-2024 5-year estimates; 2023 Gazetteer land areas (2020 ZCTAs); town names from simplemaps US ZIP Codes (CC BY 4.0) and GeoNames (CC BY 4.0).

PO Box and single-organization ZIP codes in Stamford

11 ZIP codes named Stamford have no residential delivery area: post office boxes, or one organization (a large employer, an agency, a university) with its own code. The Census Bureau publishes no figures for them.

Stamford, CT: ZIP codes without a residential area, for PO boxes or one organization (GeoNames postal codes; USPS does not publish openly which is which)
ZIPCounty
06904Fairfield County
06910Fairfield County
06911Fairfield County
06912Fairfield County
06913Fairfield County
06914Fairfield County
06920Fairfield County
06921Fairfield County
06922Fairfield County
06926Fairfield County
06927Fairfield County

Source: GeoNames postal codes (CC BY 4.0); a ZIP code with no Census ZCTA has no residential delivery area.

Which counties do Stamford's ZIP codes reach?

Stamford's residential ZIP codes lie in Fairfield County.

Which first three digits do Stamford's ZIP codes use?

The first three digits of a ZIP code name the sectional center, the mail processing plant that sorts it. Every ZIP code of Stamford starts with 069.

Three-digit prefixes of Stamford's ZIP codes, the sectional center for each (USPS labeling list L005, effective October 1, 2026) and how many of the prefix's codes are Stamford's
PrefixSectional centerHereAll codes
069 Westchester, NY (SCF 105) 17 17

All 17 ZIP codes that start with 069 are Stamford's: 6 residential codes and 11 PO Box or unique codes, sorted at Westchester, NY (SCF 105).

Source: U.S. Postal Service, labeling list L005 (3-digit ZIP Code prefix groups, SCF sortation), effective October 1, 2026.