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/PA/HANNASTOWN

Hannastown ZIP code, Pennsylvania

The ZIP code for Hannastown, PA is 15635, and its area codes are 724, 878 and 412.

USPS city name
1 ZIP code
Population
228
Area codes
724, 878, 412

NANPA lists no telephone rate centre for Hannastown itself, so these are the area codes of the nearest one, Greensburg (3.0 miles). A town on an area-code boundary can differ from its neighbour.

Hannastown in numbers

About 228 people live in Hannastown, in 97 households. The median owner-occupied home is valued at $162,500 (36% below the Pennsylvania median).

Population228Hannastown228
Households97Hannastown97
Median home value$162,500Hannastown$162,500Pennsylvania$254,500US $332,700

U.S. Census Bureau, American Community Survey 2020–2024 5-year estimates, for the ZIP code addressed as Hannastown. Survey estimates carry margins of error, wider for small places. Sources and methods.

ZIP codes addressed as Hannastown

ZIP codes with the USPS city name Hannastown
ZIP City Type Population Median income Median home
15635 Hannastown , PA Standard 228 — $162,500

Map of Hannastown ZIP codes

15635

The ZIP codes of Hannastown, PA, 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 Hannastown

The nearest larger towns are Greensburg (14,741 people, 3.4 mi), Southwest Greensburg (1,949 people, 4.6 mi) and South Greensburg (2,446 people, 5.4 mi).

Towns near Hannastown
TownPopulationDistance
Greensburg 14,741 3.4 mi
Delmont 2,610 5.9 mi
Jeannette 8,657 6.1 mi
Latrobe 7,977 6.7 mi
Loyalhanna 3,349 8.0 mi
Youngwood 2,926 8.3 mi
Manor 3,538 8.8 mi
New Stanton 2,515 10.4 mi
Murrysville 20,817 10.5 mi
Irwin 3,831 10.6 mi
Derry 2,614 10.6 mi
Level Green 4,409 11.9 mi
Trafford 3,216 13.7 mi
Mount Pleasant 4,199 13.8 mi

More nearby: every ZIP code in Westmoreland County · Pennsylvania ZIP codes

Cite this page

zipcodes.pro. “Hannastown, PA ZIP codes.” Data release 2026-10-12. Retrieved 2026-10-20. https://zipcodes.pro/city/pa/hannastown

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