ZIP Code 57255

57255 is one of South Dakota's ZIP codes, delivering to addresses in New Effington, Roberts County.

City: New Effington
County: Roberts County
State: South Dakota
Prefix: 572xx

Where this code sits

57255 is part of the 572xx range, the group of codes handled by one mail processing centre. It is the only ZIP code delivering to New Effington.

New Effington South Dakota ZIP codes →

Area codes over the same ground

Postal and telephone geography are drawn separately, so these codes cover the area 57255 delivers to without sharing its boundary.

605 Area code 605

ZIP codes nearest 57255

The ZIP codes whose reference points sit closest to 57255.
ZIP code	Distance	Delivers to
ZIP code 57224	9.3 mi	Claire City, SD
ZIP code 57260	9.5 mi	Rosholt, SD
ZIP code 58041	13 mi	Hankinson, ND
ZIP code 57262	15 mi	Sisseton, SD
ZIP code 58030	18 mi	Fairmount, ND
ZIP code 56219	19 mi	Browns Valley, MN
ZIP code 58053	19 mi	Lidgerwood, ND
ZIP code 57270	19 mi	Veblen, 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 57255, plotted from its record coordinates.

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

Scope ZIP code 57255. 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.