In which county is ZIP code 21636 located?

ZIP 21636 is listed under Caroline, MD.

When was this page updated?

This page was updated on 2026-01-08.

ZIP Code 21636: Goldsboro, MD

ZIP: 21636

County: Caroline

Coordinates: 39.02300, -75.79260

ZIP Type: Standard

Time Zone: Eastern Time (ET)

Explore detailed information for ZIP code 21636 in Goldsboro, MD. We include verified county details for Caroline plus key geographic references used for mapping and logistics.

Primary City	Goldsboro
ZIP Code	21636
County	Caroline
State	MD
Latitude / Longitude	39.02300, -75.79260
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 21636 (not an exact boundary).

Geographic & Administrative Context

Coordinates for 21636 are listed as 39.02300 / -75.79260, useful for GPS and service checks in and around Goldsboro, MD.

Local Coverage Notes

ZIP codes can cover multiple neighborhoods and unincorporated areas. Use ZIP 21636 for mail delivery and general location reference in Caroline, MD.

This ZIP may extend beyond the city core into nearby communities within Caroline.

Related ZIP Codes (Nearby)

Explore other postal codes near Goldsboro within MD.

Frequently Asked Questions

What is the primary city for ZIP code 21636?

The primary city for this ZIP code is Goldsboro, located in MD.

In which county is 21636 located?

ZIP code 21636 is situated within Caroline, MD.

What are the coordinates for 21636?

The approximate center point is 39.02300 (Latitude) and -75.79260 (Longitude).

Is ZIP code 21636 active?

This page lists ZIP 21636 as Listed based on the latest refresh date shown above.

Does ZIP 21636 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