In which county is ZIP code 62306 located?

ZIP 62306 is listed under Adams, IL.

When was this page updated?

This page was updated on 2026-01-08.

ZIP Code 62306: Quincy, IL

ZIP: 62306

County: Adams

Coordinates: 39.93560, -91.40990

ZIP Type: Standard

Time Zone: Central Time (CT)

Get a reliable snapshot of the Quincy, IL postal area 62306. This page summarizes county, coordinates, and local facts to help with services and location research.

Primary City	Quincy
ZIP Code	62306
County	Adams
State	IL
Latitude / Longitude	39.93560, -91.40990
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 62306 (not an exact boundary).

Geographic & Administrative Context

Coordinates for 62306 are listed as 39.93560 / -91.40990, useful for GPS and service checks in and around Quincy, IL.

Local Coverage Notes

ZIP codes can cover multiple neighborhoods and unincorporated areas. Use ZIP 62306 for mail delivery and general location reference in Adams, IL.

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

Related ZIP Codes (Nearby)

Explore other postal codes near Quincy within IL.

Frequently Asked Questions

What is the primary city for ZIP code 62306?

The primary city for this ZIP code is Quincy, located in IL.

In which county is 62306 located?

ZIP code 62306 is situated within Adams, IL.

What are the coordinates for 62306?

The approximate center point is 39.93560 (Latitude) and -91.40990 (Longitude).

Is ZIP code 62306 active?

This page lists ZIP 62306 as Listed based on the latest refresh date shown above.

Does ZIP 62306 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