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/NEWCASTLE

Newcastle ZIP code, Texas

The ZIP code for Newcastle, TX is 76372, and its area code is 940.

USPS city name
1 ZIP code
Population
716
Area code
940
State
Texas

Newcastle in numbers

About 716 people live in Newcastle, in 316 households. The median household income is $58,333 a year, 26% below the Texas median of $78,476 (US: $80,734). The median owner-occupied home is valued at $49,400 (83% below the Texas median), and median gross rent is $586 a month. The median age is 37.4; 13.3% of adults 25 and over hold a bachelor's degree or higher (33.8% across Texas); the average commute takes 33 minutes.

Population716Newcastle716
Households316Newcastle316
Median age37.4Newcastle37.4Texas35.6US 38.9
Median household income$58,333Newcastle$58,333Texas$78,476US $80,734
Median home value$49,400Newcastle$49,400Texas$283,800US $332,700
Median gross rent$586Newcastle$586Texas$1,403US $1,413
Bachelor's degree or higher13.3%Newcastle13.3%Texas33.8%US 35.7%
Mean commute32.8 minNewcastle32.8 minTexas26.7 minUS 26.4 min
Population density400 / sq miNewcastle400 / sq mi

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

ZIP codes addressed as Newcastle

ZIP codes with the USPS city name Newcastle
ZIP City Type Population Median income Median home
76372 Newcastle , TX Standard 1,053 $69,167 $106,600

Map of Newcastle ZIP codes

76372

The ZIP codes of Newcastle, 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 Newcastle

The nearest larger towns are Graham (8,792 people, 12 mi), Olney (3,015 people, 12 mi) and Archer City (1,233 people, 28 mi).

Towns near Newcastle
TownPopulationDistance
Graham 8,792 11.6 mi
Olney 3,015 11.6 mi

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

Cite this page

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

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