ZIP Code 51241

51241 is one of Iowa's ZIP codes, delivering to addresses in Larchwood, Lyon County.

City: Larchwood
County: Lyon County
State: Iowa
Prefix: 512xx

Where this code sits

51241 is part of the 512xx range, the group of codes handled by one mail processing centre. It is the only ZIP code delivering to Larchwood.

Larchwood Iowa ZIP codes →

Area codes over the same ground

Postal and telephone geography are drawn separately, so these codes cover the area 51241 delivers to without sharing its boundary.

712 Area code 712

ZIP codes nearest 51241

The ZIP codes whose reference points sit closest to 51241.
ZIP code	Distance	Delivers to
ZIP code 51242	4.5 mi	Lester, IA
ZIP code 56138	7.2 mi	Hills, MN
ZIP code 51240	9.3 mi	Inwood, IA
ZIP code 57068	10 mi	Valley Springs, SD
ZIP code 51230	11 mi	Alvord, IA
ZIP code 56173	11 mi	Steen, MN
ZIP code 51246	12 mi	Rock Rapids, IA
ZIP code 57013	13 mi	Canton, SD

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 51241, plotted from its record coordinates.

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

Scope ZIP code 51241. 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.