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County ZIP codes · Texas · FIPS 48131

Duval County, TX ZIP Codes

Duval County, Texas has 8 ZIP codes (Census 2020 ZCTA-county file; GeoNames postal codes, October 2026), all residential. 5 of the residential ones lie mainly in Duval County and 3 mainly in a neighboring county; 4 cross the county line. Median household income ranges from $42,211 in 78361 (Hebbronville) to $49,887 in 78332 (Alice) (Census Bureau, ACS 2020-2024).

  • ACS2020-24
  • Census2020

Where are the ZIP codes of Duval County?

78332 · Alice: $50k78341 · Benavides: $45k78349 · Concepcion: $38k78357 · Freer: $68k78361 · Hebbronville: $42k78372 · Orange Grove: $52k78376 · Realitos: $41k78384 · San Diego: $48k783617838478332783727834178357783767834978332 · Alice: $50k78341 · Benavides: $45k78349 · Concepcion: $38k78357 · Freer: $68k78361 · Hebbronville: $42k78372 · Orange Grove: $52k78376 · Realitos: $41k78384 · San Diego: $48k783617838478332783727834178357783767834978332 · Alice: $50k78341 · Benavides: $45k78349 · Concepcion: $38k78357 · Freer: $68k78361 · Hebbronville: $42k78372 · Orange Grove: $52k78376 · Realitos: $41k78384 · San Diego: $48k78361783847833278372783417835778376
The residential ZIP codes of Duval 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 8 postal town names: Alice, San Diego, Orange Grove, Hebbronville, Freer, Benavides, Concepcion, Realitos.

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

All 8 residential ZIP codes in Duval County

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

Residential ZIP codes mainly in Duval County, largest first; "In this county" is the share of the ZIP's land in the county
In this county
78384 San Diego 5,747 10 $48k $78k 99%
78357 Freer 2,624 10 $68k $138k 100%
78341 Benavides 1,550 6 $45k $76k 100%
78349 Concepcion 438 4 $38k $154k 100%
78376 Realitos 105 1 $41k – 100%

Partly in Duval County

Residential ZIP codes mainly in another county that reach at least 1% into Duval County, by their share here
In this county
78332 Alice 27,042 55 $50k $108k 15%
78372 Orange Grove 5,383 22 $52k $162k 10%
78361 Hebbronville 4,727 5 $42k $129k 3%

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?

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

Share of each ZIP code's land in Duval County and in the neighboring counties
ZIPIn DuvalElsewhere
7833215%Jim Wells County85%
7838499%Jim Wells County1%
7837210%Jim Wells County77%; Live Oak County13%
783613%Jim Hogg County88%; Zapata County9%

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

Which first three digits do Duval 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 Duval County starts with 783.

Three-digit prefixes of Duval 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 Duval County's
PrefixSectional centerHereAll codes
783Corpus Christi, TX (SCF 783)849

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