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County ZIP codes · Texas · FIPS 48505

Zapata County, TX ZIP Codes

Zapata County, Texas has 5 ZIP codes (Census 2020 ZCTA-county file; GeoNames postal codes, October 2026), all residential. 3 of the residential ones lie mainly in Zapata County and 2 mainly in a neighboring county; 2 cross the county line. Median household income ranges from $39,239 in 78076 (Zapata) to $42,211 in 78361 (Hebbronville) (Census Bureau, ACS 2020-2024).

  • ACS2020-24
  • Census2020

Where are the ZIP codes of Zapata County?

78067 · San Ygnacio: –78076 · Zapata: $39k78361 · Hebbronville: $42k78545 · Falcon Heights: $25k78564 · Lopeno: –783617807678067785457856478067 · San Ygnacio: –78076 · Zapata: $39k78361 · Hebbronville: $42k78545 · Falcon Heights: $25k78564 · Lopeno: –7836178076780677854578067 · San Ygnacio: –78076 · Zapata: $39k78361 · Hebbronville: $42k78545 · Falcon Heights: $25k78564 · Lopeno: –783617807678067
The residential ZIP codes of Zapata 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 5 postal town names: Zapata, Hebbronville, San Ygnacio, Falcon Heights, Lopeno.

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

All 5 residential ZIP codes in Zapata County

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

Residential ZIP codes mainly in Zapata County, largest first; "In this county" is the share of the ZIP's land in the county
In this county
78076 Zapata 13,123 24 $39k $100k 100%
78067 San Ygnacio 629 3 – $83k 100%
78564 Lopeno 89 5 – – 100%

Partly in Zapata County

Residential ZIP codes mainly in another county that reach at least 1% into Zapata County, by their share here
In this county
78545 Falcon Heights 392 18 $25k – 31%
78361 Hebbronville 4,727 5 $42k $129k 9%

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?

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

Share of each ZIP code's land in Zapata County and in the neighboring counties
ZIPIn ZapataElsewhere
783619%Jim Hogg County 88%; Duval County 3%
7854531%Starr County 69%

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

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

The first three digits of a ZIP code name the sectional center, the mail processing plant that sorts it. Zapata County's ZIP codes use 3 prefixes: 780, 783 and 785.

Three-digit prefixes of Zapata 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 Zapata County's
PrefixSectional centerHereAll codes
780 San Antonio, TX (SCF 780) 2 59
783 Corpus Christi, TX (SCF 783) 1 49
785 McAllen, TX (SCF 785) 2 68

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