In which county is ZIP code 46402 located?

ZIP 46402 is listed under Lake, IN.

When was this page updated?

This page was updated on 2026-01-08.

ZIP Code 46402: Gary, IN

ZIP: 46402

County: Lake

Coordinates: 41.59970, -87.33850

ZIP Type: Standard

Time Zone: Central Time (CT)

This profile provides an in-depth look at ZIP code 46402, serving Gary in IN. It lies in Lake and supports delivery, planning, and address verification.

Primary City	Gary
ZIP Code	46402
County	Lake
State	IN
Latitude / Longitude	41.59970, -87.33850
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 46402 (not an exact boundary).

Geographic & Administrative Context

The geographic center of ZIP code 46402 is approximately 41.59970 (latitude) and -87.33850 (longitude). This location sits within Lake, contributing to regional planning across IN.

Local Coverage Notes

ZIP codes can cover multiple neighborhoods and unincorporated areas. Use ZIP 46402 for mail delivery and general location reference in Lake, IN.

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

Related ZIP Codes (Nearby)

Explore other postal codes near Gary within IN.

Frequently Asked Questions

What is the primary city for ZIP code 46402?

The primary city for this ZIP code is Gary, located in IN.

In which county is 46402 located?

ZIP code 46402 is situated within Lake, IN.

What are the coordinates for 46402?

The approximate center point is 41.59970 (Latitude) and -87.33850 (Longitude).

Is ZIP code 46402 active?

This page lists ZIP 46402 as Listed based on the latest refresh date shown above.

Does ZIP 46402 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