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County ZIP codes · Texas · FIPS 48153

Floyd County, TX ZIP Codes

Floyd County, Texas has 8 ZIP codes (Census 2020 ZCTA-county file; GeoNames postal codes, October 2026): 7 residential and 1 for PO boxes or a single organization. 4 of the residential ones lie mainly in Floyd County and 3 mainly in a neighboring county; 4 cross the county line. Median household income ranges from $52,935 in 79235 (Floydada) to $61,803 in 79241 (Lockney) (Census Bureau, ACS 2020-2024).

  • ACS2020-24
  • Census2020

Where are the ZIP codes of Floyd County?

79231 · Dougherty: –79234 · Flomot: $83k79235 · Floydada: $53k79241 · Lockney: $62k79250 · Petersburg: $55k79255 · Quitaque: $54k79258 · South Plains: –79235792417925579250792347925879231 · Dougherty: –79234 · Flomot: $83k79235 · Floydada: $53k79241 · Lockney: $62k79250 · Petersburg: $55k79255 · Quitaque: $54k79258 · South Plains: –792357924179255792507923479231 · Dougherty: –79234 · Flomot: $83k79235 · Floydada: $53k79241 · Lockney: $62k79250 · Petersburg: $55k79255 · Quitaque: $54k79258 · South Plains: –7923579241792557925079234
The residential ZIP codes of Floyd 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: Floydada, Lockney, Petersburg, Quitaque, Flomot, Dougherty, South Plains.

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

All 7 residential ZIP codes in Floyd County

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

Residential ZIP codes mainly in Floyd County, largest first; "In this county" is the share of the ZIP's land in the county
In this county
79235 Floydada 2,924 6 $53k $96k 88%
79241 Lockney 2,204 6 $62k $86k 99%
79231 Dougherty 24 2 – – 100%
79258 South Plains 14 1 – – 100%

Partly in Floyd County

Residential ZIP codes mainly in another county that reach at least 1% into Floyd County, by their share here
In this county
79255 Quitaque 399 2 $54k $67k 23%
79250 Petersburg 980 6 $55k $79k 19%
79234 Flomot 85 1 $83k $188k 18%

Download the 8 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?

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

Share of each ZIP code's land in Floyd County and in the neighboring counties
ZIPIn FloydElsewhere
7923588%Crosby County8%; Motley County4%
7924199%
7925019%Hale County58%; Lubbock County12%; Crosby County11%
7925523%Briscoe County72%; Motley County5%
7923418%Motley County82%

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

PO Box and single-organization ZIP codes

ZIP codes in Floyd County without a residential area (GeoNames postal codes)
ZIPPostal name
79221Aiken

Source: GeoNames postal codes (CC BY 4.0).

Which first three digits do Floyd 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 Floyd County starts with 792.

Three-digit prefixes of Floyd 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 Floyd County's
PrefixSectional centerHereAll codes
792Amarillo, TX (SCF 790)832

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