Every ZIP code in the United States, with weather, radar, trivia and the numbers behind it. Five digits since 1963!

ZIP stands for Zone Improvement Plan. The codes went live on July 1, 1963.The lowest ZIP code is 00501 — the IRS in Holtsville, New York.The highest ZIP code is 99950, in Ketchikan, Alaska.Type 07734 into a calculator and turn it upside down: hELLO. It is Keansburg, New Jersey.12345 belongs to one company: General Electric in Schenectady, New York.The first digit is a region: 0 is New England and New Jersey, 9 is the West Coast, Alaska and Hawaii.Mr. ZIP, the cartoon mailman, was the mascot that sold the idea to America.ZIP+4 arrived in 1983 and can narrow a ZIP down to one side of one block.A ZIP code is a mail route, not a place: plenty of them cross county and even state lines.Play ZIP Hunt: guess the secret ZIP code of the day in six tries.
zipcodes.pro — CITY/TX/ALAMO

Alamo ZIP code, Texas

The ZIP code for Alamo, TX is 78516, and its area code is 956.

USPS city name
1 ZIP code
Population
20,255
Area code
956
State
Texas

NANPA lists no telephone rate centre for Alamo itself, so these are the area codes of the nearest one, Donna (4.4 miles). A town on an area-code boundary can differ from its neighbour.

Alamo in numbers

About 20,255 people live in Alamo, in 6,032 households. The median household income is $57,096 a year, 27% below the Texas median of $78,476 (US: $80,734). The median owner-occupied home is valued at $145,100 (49% below the Texas median), and median gross rent is $811 a month. The median age is 29.2; 18.9% of adults 25 and over hold a bachelor's degree or higher (33.8% across Texas); the average commute takes 24 minutes.

Population20,255Alamo20,255
Households6,032Alamo6,032
Median age29.2Alamo29.2Texas35.6US 38.9
Median household income$57,096Alamo$57,096Texas$78,476US $80,734
Median home value$145,100Alamo$145,100Texas$283,800US $332,700
Median gross rent$811Alamo$811Texas$1,403US $1,413
Bachelor's degree or higher18.9%Alamo18.9%Texas33.8%US 35.7%
Mean commute24.0 minAlamo24.0 minTexas26.7 minUS 26.4 min
Population density2,647 / sq miAlamo2,647 / sq mi

U.S. Census Bureau, American Community Survey 2020–2024 5-year estimates, for the census place Alamo city. Survey estimates carry margins of error, wider for small places. Sources and methods.

ZIP codes addressed as Alamo

ZIP codes with the USPS city name Alamo
ZIP City Type Population Median income Median home
78516 Alamo , TX Standard 34,370 $53,229 $121,200

Map of Alamo ZIP codes

78516

The ZIP codes of Alamo, TX, shaded. Outlines are Census ZIP Code Tabulation Areas (2020), which approximate the mail routes; PO-box and single-address codes have no area and are not drawn. Click any area to open its ZIP code.

Towns near Alamo

The nearest larger towns are San Juan (36,149 people, 2.2 mi), Pharr (80,333 people, 4.9 mi) and Weslaco (42,229 people, 8.2 mi).

Towns near Alamo
TownPopulationDistance
South Alamo 3,309 2.1 mi
San Juan 36,149 2.2 mi
North Alamo 4,819 2.5 mi
Pharr 80,333 4.9 mi
Donna 16,833 5.1 mi
Scissors 4,267 5.5 mi
Murillo 8,883 5.8 mi
Midway North 3,594 6.1 mi
Weslaco 42,229 8.2 mi
Olivarez 6,326 8.4 mi
McAllen 145,385 8.5 mi
San Carlos 3,678 8.6 mi
Hidalgo 14,498 9.4 mi
Edinburg 104,550 9.7 mi

More nearby: every ZIP code in Hidalgo County · Texas ZIP codes

Cite this page

zipcodes.pro. “Alamo, TX ZIP codes.” Data release 2026-10-12. Retrieved 2026-10-20. https://zipcodes.pro/city/tx/alamo

Underlying data is public domain or openly licensed — sources, vintages and licences.