In which county is ZIP code 63048 located?

ZIP 63048 is listed under Jefferson, MO.

When was this page updated?

This page was updated on 2026-01-08.

ZIP Code 63048: Herculaneum, MO

ZIP: 63048

County: Jefferson

Coordinates: 38.26250, -90.38960

ZIP Type: Standard

Time Zone: Central Time (CT)

This profile provides an in-depth look at ZIP code 63048, serving Herculaneum in MO. It lies in Jefferson and supports delivery, planning, and address verification.

Primary City	Herculaneum
ZIP Code	63048
County	Jefferson
State	MO
Latitude / Longitude	38.26250, -90.38960
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 63048 (not an exact boundary).

Geographic & Administrative Context

The geographic center of ZIP code 63048 is approximately 38.26250 (latitude) and -90.38960 (longitude). This location sits within Jefferson, contributing to regional planning across MO.

Local Coverage Notes

ZIP codes can cover multiple neighborhoods and unincorporated areas. Use ZIP 63048 for mail delivery and general location reference in Jefferson, MO.

Some addresses near Herculaneum may share this ZIP due to delivery routing and local service areas.

Related ZIP Codes (Nearby)

Explore other postal codes near Herculaneum within MO.

Frequently Asked Questions

What is the primary city for ZIP code 63048?

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

In which county is 63048 located?

ZIP code 63048 is situated within Jefferson, MO.

What are the coordinates for 63048?

The approximate center point is 38.26250 (Latitude) and -90.38960 (Longitude).

Is ZIP code 63048 active?

This page lists ZIP 63048 as Listed based on the latest refresh date shown above.

Does ZIP 63048 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