ZIP Code 52163

52163 is one of Iowa's ZIP codes, delivering to addresses in Protivin, Howard County.

City: Protivin
County: Howard County
State: Iowa
Prefix: 521xx

Where this code sits

52163 is part of the 521xx range, the group of codes handled by one mail processing centre. It is the only ZIP code delivering to Protivin.

Protivin Iowa ZIP codes →

Area codes over the same ground

Postal and telephone geography are drawn separately, so these codes cover the area 52163 delivers to without sharing its boundary.

563 Area code 563

ZIP codes nearest 52163

The ZIP codes whose reference points sit closest to 52163.
ZIP code	Distance	Delivers to
ZIP code 52165	7.2 mi	Ridgeway, IA
ZIP code 52168	7.5 mi	Spillville, IA
ZIP code 52154	8.9 mi	Lawler, IA
ZIP code 52132	9.2 mi	Calmar, IA
ZIP code 52136	10 mi	Cresco, IA
ZIP code 52144	11 mi	Fort Atkinson, IA
ZIP code 52171	12 mi	Waucoma, IA
ZIP code 52166	13 mi	Saint Lucas, IA

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 52163, plotted from its record coordinates.

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

Scope ZIP code 52163. 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.