In which county is ZIP code 28521 located?

ZIP 28521 is listed under Duplin, NC.

When was this page updated?

This page was updated on 2026-01-08.

ZIP Code 28521: Chinquapin, NC

ZIP: 28521

County: Duplin

Coordinates: 34.82760, -77.76360

ZIP Type: Standard

Time Zone: Eastern Time (ET)

Explore detailed information for ZIP code 28521 in Chinquapin, NC. We include verified county details for Duplin plus key geographic references used for mapping and logistics.

Primary City	Chinquapin
ZIP Code	28521
County	Duplin
State	NC
Latitude / Longitude	34.82760, -77.76360
ZIP Type	Standard
Time Zone	Eastern Time (ET)
Data Updated	2026-01-08

Maps & Useful Links

Open in Maps: Google Maps · OpenStreetMap

These links show the approximate center point for ZIP 28521 (not an exact boundary).

Geographic & Administrative Context

Coordinates for 28521 are listed as 34.82760 / -77.76360, useful for GPS and service checks in and around Chinquapin, NC.

Local Coverage Notes

ZIP codes can cover multiple neighborhoods and unincorporated areas. Use ZIP 28521 for mail delivery and general location reference in Duplin, NC.

Coverage may include nearby neighborhoods and adjacent unincorporated areas commonly associated with Chinquapin.

Related ZIP Codes (Nearby)

Explore other postal codes near Chinquapin within NC.

Frequently Asked Questions

What is the primary city for ZIP code 28521?

The primary city for this ZIP code is Chinquapin, located in NC.

In which county is 28521 located?

ZIP code 28521 is situated within Duplin, NC.

What are the coordinates for 28521?

The approximate center point is 34.82760 (Latitude) and -77.76360 (Longitude).

Is ZIP code 28521 active?

This page lists ZIP 28521 as Listed based on the latest refresh date shown above.

Does ZIP 28521 cover multiple areas?

Yes. Many ZIP codes cover multiple neighborhoods or nearby areas. For exact boundaries, use official mapping tools.

Methodology & Data Notes

How we build this page: We generate this page from a structured ZIP dataset and refresh key fields (city, county, and coordinates) during scheduled updates. Coordinates represent an approximate center point, not an official boundary map.
Sources: Public ZIP reference datasets and geographic coordinate references. If you use specific sources (e.g., USPS, Census), list them on your About/Methodology page.

Page updated: 2026-01-08