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/CLAY

Clay ZIP codes, Pennsylvania

No ZIP code is named for Clay, PA; addresses there use a neighbouring town's name. 2 ZIP codes cover it: 17543 and 17522. Its area codes are 717 and 223.

USPS city name
0 ZIP codes
Overlapping the city
2 more
Population
1,362
Area codes
717, 223

NANPA lists no telephone rate centre for Clay itself, so these are the area codes of the nearest one, Lititz (0.0 miles). A town on an area-code boundary can differ from its neighbour.

Clay in numbers

About 1,362 people live in Clay, in 637 households. The median owner-occupied home is valued at $277,400 (9% above the Pennsylvania median), and median gross rent is $1,033 a month. The median age is 52.1; 13.7% of adults 25 and over hold a bachelor's degree or higher (35.2% across Pennsylvania); the average commute takes 29 minutes.

Population1,362Clay1,362
Households637Clay637
Median age52.1Clay52.1Pennsylvania40.9US 38.9
Median home value$277,400Clay$277,400Pennsylvania$254,500US $332,700
Median gross rent$1,033Clay$1,033Pennsylvania$1,209US $1,413
Bachelor's degree or higher13.7%Clay13.7%Pennsylvania35.2%US 35.7%
Mean commute28.9 minClay28.9 minPennsylvania26.3 minUS 26.4 min
Population density609 / sq miClay609 / sq mi

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

ZIP codes covering Clay

These ZIP codes cover part of Clay but are addressed as somewhere else.

ZIP codes overlapping Clay
ZIP City Type Population Median income Median home
17522 Ephrata , PA Standard 33,852 $74,828 $285,200
17543 Lititz , PA Standard 45,912 $97,435 $348,400

Map of Clay ZIP codes

1752217543

The ZIP codes of Clay, 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 Clay

The nearest larger towns are Ephrata (13,772 people, 4.1 mi), Rothsville (2,934 people, 4.6 mi) and Akron (4,143 people, 4.6 mi).

Towns near Clay
TownPopulationDistance
Ephrata 13,772 4.1 mi
Rothsville 2,934 4.6 mi
Akron 4,143 4.6 mi
Denver 3,771 5.3 mi
Lititz 9,619 5.7 mi
Reamstown 3,468 6.4 mi
Brownstown 3,650 6.4 mi
Leola 7,448 9.1 mi
Manheim 5,027 9.1 mi
Newmanstown 3,227 9.3 mi
Cornwall 4,623 9.5 mi
East Petersburg 4,591 9.9 mi
Womelsdorf 2,904 10.6 mi
Myerstown 3,124 11.1 mi

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

Cite this page

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

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