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County ZIP codes · South Dakota · FIPS 46055

Haakon County, SD ZIP Codes

Haakon County, South Dakota has 5 ZIP codes (Census 2020 ZCTA-county file; GeoNames postal codes, October 2026), all residential. 3 of the residential ones lie mainly in Haakon County and 2 mainly in a neighboring county; 4 cross the county line.

  • ACS2020-24
  • Census2020

Where are the ZIP codes of Haakon County?

57537 · Hayes: –57552 · Midland: $64k57553 · Milesville: –57567 · Philip: $59k57775 · Quinn: $78k575525756757775575535753757537 · Hayes: –57552 · Midland: $64k57553 · Milesville: –57567 · Philip: $59k57775 · Quinn: $78k575525756757775575535753757537 · Hayes: –57552 · Midland: $64k57553 · Milesville: –57567 · Philip: $59k57775 · Quinn: $78k5755257567577755755357537
The residential ZIP codes of Haakon County (whole outlines, including the parts in neighboring counties), shaded by median household income in national fifths (ACS 2020-2024).<$54.1k$98.1k+no figure

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

All 5 residential ZIP codes in Haakon County

3 ZIP codes lie mainly in Haakon County; 2 more reach into it from a neighboring county and follow the first table.

Residential ZIP codes mainly in Haakon County, largest first; "In this county" is the share of the ZIP's land in the county
In this county
57567 Philip 1,056 1 $59k $192k 74%
57552 Midland 642 1 $64k $125k 71%
57553 Milesville 162 1 – $159k 100%

Partly in Haakon County

Residential ZIP codes mainly in another county that reach at least 1% into Haakon County, by their share here
In this county
57775 Quinn 191 1 $78k $88k 40%
57537 Hayes no residents 0 – – 16%

Download the 5 ZIP codes as CSV

Source: U.S. Census Bureau, ACS 2020-2024 5-year estimates; county shares by land area (Census 2020 ZCTA-county relationship file).

Which ZIP codes cross the county line?

4 ZIP codes of Haakon County extend into another county. A ZIP code follows mail routes, not county borders.

Share of each ZIP code's land in Haakon County and in the neighboring counties
ZIPIn HaakonElsewhere
5756774%Jackson County26%
5755271%Stanley County15%; Jones County10%; Jackson County4%
5777540%Pennington County46%; Jackson County14%
5753716%Stanley County84%

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

Which first three digits do Haakon County's ZIP codes use?

The first three digits of a ZIP code name the sectional center, the mail processing plant that sorts it. Haakon County's ZIP codes use 2 prefixes: 575 and 577.

Three-digit prefixes of Haakon County'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 Haakon County's
PrefixSectional centerHereAll codes
575Dakota Central, SD (SCF 572)443
577Rapid City, SD (SCF 577)158

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