ZIP Code 51052

51052 is one of Iowa's ZIP codes, delivering to addresses in Salix, Woodbury County.

City: Salix
County: Woodbury County
State: Iowa
Prefix: 510xx

Where this code sits

51052 is part of the 510xx range, the group of codes handled by one mail processing centre. It is the only ZIP code delivering to Salix.

Salix Iowa ZIP codes →

Area codes over the same ground

Postal and telephone geography are drawn separately, so these codes cover the area 51052 delivers to without sharing its boundary.

712 Area code 712

ZIP codes nearest 51052

The ZIP codes whose reference points sit closest to 51052.
ZIP code	Distance	Delivers to
ZIP code 51102	3.0 mi	Sioux City, IA
ZIP code 51054	6.0 mi	Sergeant Bluff, IA
ZIP code 51055	6.7 mi	Sloan, IA
ZIP code 51111	6.9 mi	Sioux City, IA
ZIP code 51007	8.2 mi	Bronson, IA
ZIP code 68030	9.1 mi	Homer, NE
ZIP code 68731	9.1 mi	Dakota City, NE
ZIP code 51106	10 mi	Sioux City, 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 51052, plotted from its record coordinates.

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

Scope ZIP code 51052. 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.