ZIP code · Middlesex · North Carolina · United States
ZIP code 27557 — Middlesex
ZIP code 27557 serves Middlesex, North Carolina.
- Postal code
- 27557Single source Value from one source, not cross-checked.
- City
- Middlesex
- County
- Johnston
- State
- North Carolina
- Country
- United States
- Coordinates
- 35.7665, -78.2062 — precision precise (locality)
View on OpenStreetMap - Population
- 8,407 (ZCTA, ACS 5-year)
- Median household income
- $65,833
- Median age
- 41.7
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 · census-acs5. Data generated on 2026-08-21. Methodology · Report an error on this page