ZIP Code 02557

02557 is one of Massachusetts's ZIP codes, delivering to addresses in Oak Bluffs, Dukes County.

City: Oak Bluffs
County: Dukes County
State: Massachusetts
Prefix: 025xx

Where this code sits

02557 is part of the 025xx range, the group of codes handled by one mail processing centre. It is the only ZIP code delivering to Oak Bluffs.

Area codes over the same ground

Postal and telephone geography are drawn separately, so these codes cover the area 02557 delivers to without sharing its boundary.

ZIP codes nearest 02557

The ZIP codes whose reference points sit closest to 02557.
ZIP code	Distance	Delivers to
ZIP code 02568	1.7 mi	Vineyard Haven, MA
ZIP code 02539	4.7 mi	Edgartown, MA
ZIP code 02575	4.8 mi	West Tisbury, MA
ZIP code 02552	6.6 mi	Menemsha, MA
ZIP code 02541	7.3 mi	Falmouth, MA
ZIP code 02543	7.3 mi	Woods Hole, MA
ZIP code 02540	8.2 mi	Falmouth, MA
ZIP code 02536	9.8 mi	East Falmouth, MA

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 02557, plotted from its record coordinates.

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

Scope ZIP code 02557. 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.