ZIP Code 46394

46394 is one of Indiana's ZIP codes, delivering to addresses in Whiting, Lake County.

City: Whiting
County: Lake County
State: Indiana
Prefix: 463xx

Where this code sits

46394 is part of the 463xx range, the group of codes handled by one mail processing centre. It is the only ZIP code delivering to Whiting.

Whiting Indiana ZIP codes →

Area codes over the same ground

Postal and telephone geography are drawn separately, so these codes cover the area 46394 delivers to without sharing its boundary.

219 Area code 219

ZIP codes nearest 46394

The ZIP codes whose reference points sit closest to 46394.
ZIP code	Distance	Delivers to
ZIP code 46327	3.2 mi	Hammond, IN
ZIP code 60633	3.3 mi	Chicago, IL
ZIP code 46312	3.6 mi	East Chicago, IN
ZIP code 60617	4.3 mi	Chicago, IL
ZIP code 46320	4.8 mi	Hammond, IN
ZIP code 60409	5.0 mi	Calumet City, IL
ZIP code 60419	6.2 mi	Dolton, IL
ZIP code 60628	6.5 mi	Chicago, IL

Straight-line distance between place reference points, not driving distance. Where a place has no Census Gazetteer point, its postal centroid is used instead.

Each point is the reference point for 46394, plotted from its record coordinates.

Reference points and footprint
Not an official NANPA boundary
Not a USPS delivery area

Scope ZIP code 46394. Source GeoNames US postal codes (2026-07 postal dump) and Census 2024 county Gazetteer (2024 Gazetteer). Updated 15 July 2026. A ZIP code is a set of delivery routes, not an area; the point shown is a record coordinate, not a centre.