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County ZIP codes · Mississippi · FIPS 28157

Wilkinson County, MS ZIP Codes

Wilkinson County, Mississippi has 4 ZIP codes (Census 2020 ZCTA-county file; GeoNames postal codes, October 2026), all residential. 3 of the residential ones lie mainly in Wilkinson County and 1 mainly in a neighboring county; 3 cross the county line. Median household income ranges from $27,364 in 39669 (Woodville) to $37,185 in 39638 (Gloster) (Census Bureau, ACS 2020-2024).

  • ACS2020-24
  • Census2020

Where are the ZIP codes of Wilkinson County?

39631 · Centreville: $37k39633 · Crosby: $42k39638 · Gloster: $37k39669 · Woodville: $27k3966939638396313963339631 · Centreville: $37k39633 · Crosby: $42k39638 · Gloster: $37k39669 · Woodville: $27k3966939638396313963339631 · Centreville: $37k39633 · Crosby: $42k39638 · Gloster: $37k39669 · Woodville: $27k39669396383963139633
The residential ZIP codes of Wilkinson 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).

How different are its ZIP codes?

They carry 4 postal town names: Centreville, Woodville, Gloster, Crosby.

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

All 4 residential ZIP codes in Wilkinson County

3 ZIP codes lie mainly in Wilkinson County; 1 more reaches into it from a neighboring county and follows the first table.

Residential ZIP codes mainly in Wilkinson County, largest first; "In this county" is the share of the ZIP's land in the county
In this county
39631 Centreville 4,524 29 $37k $69k 70%
39669 Woodville 3,929 9 $27k $90k 100%
39633 Crosby 759 7 $42k $60k 90%

Partly in Wilkinson County

Residential ZIP codes mainly in another county that reach at least 1% into Wilkinson County, by their share here
In this county
39638 Gloster 3,259 18 $37k $95k 17%

Download the 4 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?

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

Share of each ZIP code's land in Wilkinson County and in the neighboring counties
ZIPIn WilkinsonElsewhere
3963170%Amite County30%
3963817%Amite County83%
3963390%Amite County10%

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

Which first three digits do Wilkinson County'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 Wilkinson County starts with 396.

Three-digit prefixes of Wilkinson 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 Wilkinson County's
PrefixSectional centerHereAll codes
396Jackson, MS (SCF 390)430

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