ZIP Code 52156

52156 is one of Iowa's ZIP codes, delivering to addresses in Luana, Clayton County.

City: Luana
County: Clayton County
State: Iowa
Prefix: 521xx

Where this code sits

52156 is part of the 521xx range, the group of codes handled by one mail processing centre. It is the only ZIP code delivering to Luana.

Luana Iowa ZIP codes →

Area codes over the same ground

Postal and telephone geography are drawn separately, so these codes cover the area 52156 delivers to without sharing its boundary.

563 Area code 563

ZIP codes nearest 52156

The ZIP codes whose reference points sit closest to 52156.
ZIP code	Distance	Delivers to
ZIP code 52159	3.4 mi	Monona, IA
ZIP code 52162	5.5 mi	Postville, IA
ZIP code 52047	9.0 mi	Farmersburg, IA
ZIP code 52072	9.7 mi	Saint Olaf, IA
ZIP code 52135	10 mi	Clermont, IA
ZIP code 52141	12 mi	Elgin, IA
ZIP code 52133	12 mi	Castalia, IA
ZIP code 52158	13 mi	Marquette, 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 52156, plotted from its record coordinates.

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

Scope ZIP code 52156. 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.