ZIP Code 46383

46383 is one of Indiana's ZIP codes, delivering to addresses in Valparaiso, Porter County.

City: Valparaiso
County: Porter County
State: Indiana
Prefix: 463xx

Where this code sits

46383 is part of the 463xx range, the group of codes handled by one mail processing centre. Valparaiso is served by 3 ZIP codes in total; the full list, with the county each falls in, is on the Valparaiso page.

Valparaiso Indiana ZIP codes →

Area codes over the same ground

Postal and telephone geography are drawn separately, so these codes cover the area 46383 delivers to without sharing its boundary.

219 Area code 219

ZIP codes nearest 46383

The ZIP codes whose reference points sit closest to 46383.
ZIP code	Distance	Delivers to
ZIP code 46385	1.3 mi	Valparaiso, IN
ZIP code 46384	2.5 mi	Valparaiso, IN
ZIP code 46393	7.1 mi	Wheeler, IN
ZIP code 46302	7.7 mi	Boone Grove, IN
ZIP code 46368	9.6 mi	Portage, IN
ZIP code 46391	10 mi	Westville, IN
ZIP code 46347	10 mi	Kouts, IN
ZIP code 46342	11 mi	Hobart, IN

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 46383, plotted from its record coordinates.

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

Scope ZIP code 46383. 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.