ZIP CodesZIP codes in Orange County, North Carolina
Orange County, North Carolina has 9 ZIP codes in this list, from 27231 to 27599. They cover 5 places, among them Chapel Hill, Cedar Grove, Efland and Hillsborough.
| ZIP code | Place | Land area (sq mi) | Map point |
|---|---|---|---|
| 27231 | Cedar Grove | 35.1 | 36.202, -79.167 |
| 27243 | Efland | 40.3 | 36.091, -79.188 |
| 27278 | Hillsborough | 104 | 36.076, -79.091 |
| 27510 | Carrboro | 3.2 | 35.906, -79.090 |
| 27514 | Chapel Hill | 19.6 | 35.920, -79.037 |
| 27515 | Chapel Hill | no area | 35.913, -79.056 |
| 27516 | Chapel Hill | 93.5 | 35.916, -79.100 |
| 27517 | Chapel Hill | 46.0 | 35.918, -79.004 |
| 27599 | Chapel Hill | 0.1 | 36.053, -79.108 |
The ZIP code areas of Orange County add up to about 341 square miles of land (884 sq km) as the Census Bureau draws them. The largest is 27278 (Hillsborough), with 104 square miles.
Places with more than one code here: Chapel Hill (5 codes).
Using these codes
- In an address, the ZIP code comes last, after the city and the two-letter state: Cedar Grove, NC 27231.
- Tap a ZIP code to open it in the look-up, with a copy button for the address line.
- A code can cross a county line, and one town can have several codes. The table shows the main place of each code.
- "No area" means the Census Bureau draws no area for that code. Such codes are usually for post office boxes or a single building.
Places and counties: GeoNames. Areas: U.S. Census Bureau, 2024 ZIP Code Tabulation Areas. Checked in November 2026. This site is not connected with the United States Postal Service; for mailing, confirm the address with USPS.