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County ZIP codes · Florida · FIPS 12013

Calhoun County, FL ZIP Codes

Calhoun County, Florida has 7 ZIP codes (Census 2020 ZCTA-county file; GeoNames postal codes, October 2026), all residential. 4 of the residential ones lie mainly in Calhoun County and 3 mainly in a neighboring county; 3 cross the county line. Median household income ranges from $48,719 in 32421 (Altha) to $60,337 in 32466 (Youngstown) (Census Bureau, ACS 2020-2024).

  • ACS2020-24
  • Census2020

Where are the ZIP codes of Calhoun County?

32421 · Altha: $49k32424 · Blountstown: $51k32430 · Clarksville: $60k32438 · Fountain: $50k32442 · Grand Ridge: $46k32449 · Wewahitchka: $26k32466 · Youngstown: $60k3242432466324213244232430324383244932421 · Altha: $49k32424 · Blountstown: $51k32430 · Clarksville: $60k32438 · Fountain: $50k32442 · Grand Ridge: $46k32449 · Wewahitchka: $26k32466 · Youngstown: $60k3242432466324213244232430324383244932421 · Altha: $49k32424 · Blountstown: $51k32430 · Clarksville: $60k32438 · Fountain: $50k32442 · Grand Ridge: $46k32449 · Wewahitchka: $26k32466 · Youngstown: $60k32424324663242132442324303243832449
The residential ZIP codes of Calhoun 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 7 postal town names: Blountstown, Youngstown, Fountain, Altha, Grand Ridge, Clarksville, Wewahitchka.

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

All 7 residential ZIP codes in Calhoun County

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

Residential ZIP codes mainly in Calhoun County, largest first; "In this county" is the share of the ZIP's land in the county
In this county
32424 Blountstown 7,586 48 $51k $170k 100%
32421 Altha 4,035 32 $49k $113k 100%
32430 Clarksville 815 10 $60k $105k 100%
32449 Wewahitchka 769 17 $26k $146k 100%

Partly in Calhoun County

Residential ZIP codes mainly in another county that reach at least 1% into Calhoun County, by their share here
In this county
32466 Youngstown 5,916 34 $60k $180k 25%
32438 Fountain 4,815 85 $50k $154k 17%
32442 Grand Ridge 3,417 36 $46k $114k 11%

Download the 7 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 Calhoun County extend into another county. A ZIP code follows mail routes, not county borders.

Share of each ZIP code's land in Calhoun County and in the neighboring counties
ZIPIn CalhounElsewhere
3246625%Bay County 65%; Washington County 10%
3243817%Bay County 77%; Jackson County 5%
3244211%Jackson County 89%

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

Which first three digits do Calhoun 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 Calhoun County starts with 324.

Three-digit prefixes of Calhoun 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 Calhoun County's
PrefixSectional centerHereAll codes
324 Pensacola, FL (SCF 325) 7 53

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