ZIP Code 57456

57456 is one of South Dakota's ZIP codes, delivering to addresses in Leola, McPherson County.

City: Leola
County: McPherson County
State: South Dakota
Prefix: 574xx

Where this code sits

57456 is part of the 574xx range, the group of codes handled by one mail processing centre. It is the only ZIP code delivering to Leola.

Leola South Dakota ZIP codes →

Area codes over the same ground

Postal and telephone geography are drawn separately, so these codes cover the area 57456 delivers to without sharing its boundary.

605 Area code 605

ZIP codes nearest 57456

The ZIP codes whose reference points sit closest to 57456.
ZIP code	Distance	Delivers to
ZIP code 57457	16 mi	Long Lake, SD
ZIP code 57481	18 mi	Westport, SD
ZIP code 57437	19 mi	Eureka, SD
ZIP code 57451	19 mi	Ipswich, SD
ZIP code 58439	21 mi	Forbes, ND
ZIP code 57426	21 mi	Barnard, SD
ZIP code 57441	22 mi	Frederick, SD
ZIP code 57471	28 mi	Roscoe, 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 57456, plotted from its record coordinates.

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

Scope ZIP code 57456. 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.