ZIP Code 51046

51046 is one of Iowa's ZIP codes, delivering to addresses in Paullina, O'Brien County.

City: Paullina
County: O'Brien County
State: Iowa
Prefix: 510xx

Where this code sits

51046 is part of the 510xx range, the group of codes handled by one mail processing centre. It is the only ZIP code delivering to Paullina.

Paullina Iowa ZIP codes →

Area codes over the same ground

Postal and telephone geography are drawn separately, so these codes cover the area 51046 delivers to without sharing its boundary.

712 Area code 712

ZIP codes nearest 51046

The ZIP codes whose reference points sit closest to 51046.
ZIP code	Distance	Delivers to
ZIP code 51245	7.8 mi	Primghar, IA
ZIP code 51009	8.1 mi	Calumet, IA
ZIP code 51022	9.6 mi	Granville, IA
ZIP code 51231	10 mi	Archer, IA
ZIP code 51014	11 mi	Cleghorn, IA
ZIP code 51029	11 mi	Larrabee, IA
ZIP code 51035	11 mi	Marcus, IA
ZIP code 51058	12 mi	Sutherland, 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 51046, plotted from its record coordinates.

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

Scope ZIP code 51046. 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.