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City ZIP codes · Arkansas

Fort Smith, AR ZIP Codes

13 ZIP codes use the postal name Fort Smith, Arkansas (Census 2020 ZCTAs and GeoNames postal codes, October 2026): 6 residential and 7 for PO boxes or a single organization. Median household income runs from $41,909 in 72904 to $87,983 in 72916, 2.1 times as much (Census Bureau, ACS 2020-2024). Fort Smith's most populous ZIP code is 72903, with 27,242 people (ACS 2020-2024); 99% of its land is in the city of Fort Smith.

  • ACS2020-24
  • Census2020
  • GeoNames2026

Where are Fort Smith's ZIP codes?

72901: $43k median household income72903: $61k median household income72904: $42k median household income72905: – median household income72908: $73k median household income72916: $88k median household income72916729037290572904729017290872901: $43k median household income72903: $61k median household income72904: $42k median household income72905: – median household income72908: $73k median household income72916: $88k median household income72916729037290572904729017290872901: $43k median household income72903: $61k median household income72904: $42k median household income72905: – median household income72908: $73k median household income72916: $88k median household income729167290372905729047290172908
The 6 residential ZIP codes named Fort Smith, 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 Fort Smith's ZIP codes?

The highest median household income is in 72916 ($87,983), the lowest in 72904 ($41,909). Home values run from $111,500 in 72904 to $263,700 in 72916.

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

All 6 residential ZIP codes of Fort Smith

Residential ZIP codes with the postal name Fort Smith, AR, largest first (ACS 2020-2024); sort by any column
County
72903 Sebastian County 27,242 1,681 $61k $236k
72904 Sebastian County 21,296 1,556 $42k $112k
72901 Sebastian County 19,819 2,269 $43k $118k
72908 Sebastian County 14,288 1,862 $73k $197k
72916 Sebastian County 11,711 311 $88k $264k
72905 Sebastian County no residents 0 – –

Download the 13 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 Fort Smith

7 ZIP codes named Fort Smith 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.

Fort Smith, AR: ZIP codes without a residential area, for PO boxes or one organization (GeoNames postal codes; USPS does not publish openly which is which)
ZIPCounty
72902Sebastian County
72906Sebastian County
72913Sebastian County
72914Sebastian County
72917Sebastian County
72918Sebastian County
72919Sebastian County

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

Which counties do Fort Smith's ZIP codes reach?

Fort Smith's residential ZIP codes lie in Sebastian County.

Which places do Fort Smith's ZIP codes cover?

A postal name is not a city limit. By the Census Bureau's places, Fort Smith's residential ZIP codes cover Fort Smith itself and 1 other place, each listed with the ZIP codes that have at least 5% of their land in it or hold most of the place:

Source: U.S. Census Bureau, 2020 ZCTA-to-place relationship file (shares of land).

Which first three digits do Fort Smith'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 Fort Smith starts with 729.

Three-digit prefixes of Fort Smith'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 Fort Smith's
PrefixSectional centerHereAll codes
729 Nw Arkansas, AR (SCF 727) 13 43

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