In which county is ZIP code 63821 located?

ZIP 63821 is listed under Dunklin, MO.

When was this page updated?

This page was updated on 2026-01-08.

ZIP Code 63821: Arbyrd, MO

ZIP: 63821

County: Dunklin

Coordinates: 36.05010, -90.22840

ZIP Type: Standard

Time Zone: Central Time (CT)

Explore detailed information for ZIP code 63821 in Arbyrd, MO. We include verified county details for Dunklin plus key geographic references used for mapping and logistics.

Primary City	Arbyrd
ZIP Code	63821
County	Dunklin
State	MO
Latitude / Longitude	36.05010, -90.22840
ZIP Type	Standard
Time Zone	Central Time (CT)
Data Updated	2026-01-08

Maps & Useful Links

Open in Maps: Google Maps · OpenStreetMap

These links show the approximate center point for ZIP 63821 (not an exact boundary).

Geographic & Administrative Context

Coordinates for 63821 are listed as 36.05010 / -90.22840, useful for GPS and service checks in and around Arbyrd, MO.

Local Coverage Notes

ZIP codes can cover multiple neighborhoods and unincorporated areas. Use ZIP 63821 for mail delivery and general location reference in Dunklin, MO.

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

Related ZIP Codes (Nearby)

Explore other postal codes near Arbyrd within MO.

Frequently Asked Questions

What is the primary city for ZIP code 63821?

The primary city for this ZIP code is Arbyrd, located in MO.

In which county is 63821 located?

ZIP code 63821 is situated within Dunklin, MO.

What are the coordinates for 63821?

The approximate center point is 36.05010 (Latitude) and -90.22840 (Longitude).

Is ZIP code 63821 active?

This page lists ZIP 63821 as Listed based on the latest refresh date shown above.

Does ZIP 63821 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