ZIP code · Castalia · North Carolina · United States
ZIP code 27816 — Castalia
ZIP code 27816 serves Castalia, North Carolina.
- Postal code
- 27816Single source Value from one source, not cross-checked.
- City
- Castalia
- County
- Nash
- State
- North Carolina
- Country
- United States
- Coordinates
- 36.0901, -78.0705 — precision precise (locality)
View on OpenStreetMap - Population
- 2,964 (ZCTA, ACS 5-year)
- Median household income
- $31,806
- Median age
- 51.7
- Time zone
- America/New_York (UTC−5 / UTC−4 DST)
- Area code
- 252 (from the nearest rate centre)Telephone area codes serving this ZIP (NANPA central-office assignments). A ZIP and an area code are different boundaries; at a border both codes may apply.
About this page
US ZIP codes have five digits. They are postal routing areas, not administrative boundaries: a ZIP can span more than one city or county, and the city shown is the primary USPS name for that code.
GeoNames · U.S. Census Bureau (ACS). Data generated on 2026-08-21. Methodology · Report an error on this page