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 — STATE/NC/COUNTY/ORANGE

Orange County, NC ZIP codes

There are 8 ZIP codes in Orange County, NC, in 5 towns, from 27231 to 27599. The largest are 27516 (Chapel Hill), 27278 (Hillsborough) and 27514 (Chapel Hill). 3 more cross into it from neighbouring counties: 27302, 27572 and 27541.

The county seat is Hillsborough.

ZIP codes
8
Partly in it
3 more
Towns
5
County seat
Hillsborough
County FIPS
37135
Population
149,678
Median household income
$90,089
Land area
398 sq mi
Area codes
919, 984

Orange County ZIP codes by town

Hillsborough (county seat)
27278

Each ZIP code is listed under the county most of its land lies in and the town the Postal Service names it for; a ZIP code's own page shows exactly how it is split.

ZIP codes partly in Orange County

These ZIP codes lie mostly in a neighbouring county but each cover a twentieth or more of Orange County.

Map of Orange County ZIP codes

2723127243272782751027514275152751627599

The ZIP codes of Orange County, 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.

Orange County in numbers

About 149,678 people live in Orange County, in 57,342 households, the 21st most populous of North Carolina's 100 counties. The median household income is $90,089 a year, 24% above the North Carolina median of $72,388 (US: $80,734). The median owner-occupied home is valued at $459,500 (59% above the North Carolina median), and median gross rent is $1,496 a month. The median age is 36.1; 61.8% of adults 25 and over hold a bachelor's degree or higher (35.7% across North Carolina); the average commute takes 24 minutes.

Population149,678Orange149,678
Households57,342Orange57,342
Median age36.1Orange36.1North Carolina39.1US 38.9
Median household income$90,089Orange$90,089North Carolina$72,388US $80,734
Median home value$459,500Orange$459,500North Carolina$288,900US $332,700
Median gross rent$1,496Orange$1,496North Carolina$1,228US $1,413
Bachelor's degree or higher61.8%Orange61.8%North Carolina35.7%US 35.7%
Mean commute23.6 minOrange23.6 minNorth Carolina25.1 minUS 26.4 min
Population density377 / sq miOrange377 / sq mi

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

Largest towns in Orange County

Largest towns in Orange County
TownZIP codesPopulation
Chapel Hill 4 61,607
Carrboro 1 21,204
Hillsborough 1 9,724
Cedar Grove 1 2,331
Efland 1 1,611

Population of the census place of that name where there is one, otherwise of the ZIP codes the Postal Service addresses by it. A town's ZIP codes can reach past the county line.

Neighbouring counties

Counties that share a ZIP code with Orange County.

Not sure you are in Orange County? What county am I in? answers from your location, near a county line included.

Every ZIP code in Orange County, with figures

ZIP codes in Orange County
ZIP City Type Population Median income Median home
27231 Cedar Grove , NC Standard 2,331 $64,471 $248,900
27243 Efland , NC Standard 5,677 $84,348 $298,600
27278 Hillsborough , NC Standard 27,925 $105,887 $414,100
27510 Carrboro , NC Standard 13,868 $61,837 $449,700
27514 Chapel Hill , NC Standard 32,951 $92,875 $663,900
27515 Chapel Hill , NC No street area — — —
27516 Chapel Hill , NC Standard 47,358 $106,353 $567,200
27599 Chapel Hill , NC Standard 0 — —

Cite this page

zipcodes.pro. “Orange County ZIP codes.” Data release 2026-10-12. Retrieved 2026-10-20. https://zipcodes.pro/state/nc/county/orange

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