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/OTTSVILLE

Ottsville ZIP code, Pennsylvania

The ZIP code for Ottsville, PA is 18942.

USPS city name
1 ZIP code
Population
2,377

Ottsville in numbers

About 2,377 people live in Ottsville, in 1,007 households. The median household income is $100,417 a year, 29% above the Pennsylvania median of $77,971 (US: $80,734). The median owner-occupied home is valued at $512,200 (2.0 times the Pennsylvania median).

Population2,377Ottsville2,377
Households1,007Ottsville1,007
Median household income$100,417Ottsville$100,417Pennsylvania$77,971US $80,734
Median home value$512,200Ottsville$512,200Pennsylvania$254,500US $332,700

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

ZIP codes addressed as Ottsville

ZIP codes with the USPS city name Ottsville
ZIP City Type Population Median income Median home
18942 Ottsville , PA Standard 2,377 $100,417 $512,200

Map of Ottsville ZIP codes

The ZIP codes of Ottsville, 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 Ottsville

The nearest larger towns are Plumsteadville (2,592 people, 6.3 mi), Perkasie (9,216 people, 9.7 mi) and Quakertown (9,319 people, 9.7 mi).

Towns near Ottsville
TownPopulationDistance
Plumsteadville 2,592 6.3 mi
Perkasie 9,216 9.7 mi
Quakertown 9,319 9.7 mi
Sellersville 4,542 10.8 mi
Doylestown 8,341 11.2 mi
Hellertown 6,118 11.7 mi
New Britain 2,821 12.1 mi
Chalfont 4,346 13.0 mi
Telford 4,829 13.3 mi
New Hope 2,622 13.5 mi
Lambertville, NJ 4,153 13.8 mi
Souderton 7,181 13.9 mi
Freemansburg 2,894 14.0 mi
Middletown 7,628 14.4 mi

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

Cite this page

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

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