ZIP Code 02858

02858 is one of Rhode Island's ZIP codes, delivering to addresses in Oakland, Providence County.

City: Oakland
County: Providence County
State: Rhode Island
Prefix: 028xx

Where this code sits

02858 is part of the 028xx range, the group of codes handled by one mail processing centre. It is the only ZIP code delivering to Oakland.

Area codes over the same ground

Postal and telephone geography are drawn separately, so these codes cover the area 02858 delivers to without sharing its boundary.

401 Area code 401

ZIP codes nearest 02858

The ZIP codes whose reference points sit closest to 02858.
ZIP code	Distance	Delivers to
ZIP code 02839	1.2 mi	Mapleville, RI
ZIP code 02830	1.4 mi	Harrisville, RI
ZIP code 02826	1.5 mi	Glendale, RI
ZIP code 02859	3.2 mi	Pascoag, RI
ZIP code 02814	3.3 mi	Chepachet, RI
ZIP code 02876	4.6 mi	Slatersville, RI
ZIP code 02896	5.1 mi	North Smithfield, RI
ZIP code 02824	5.3 mi	Forestdale, RI

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 02858, plotted from its record coordinates.

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

Scope ZIP code 02858. 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.