ZIP Code 27857

27857 is one of North Carolina's ZIP codes, delivering to addresses in Oak City, Martin County.

City: Oak City
County: Martin County
State: North Carolina
Prefix: 278xx

Where this code sits

27857 is part of the 278xx range, the group of codes handled by one mail processing centre. It is the only ZIP code delivering to Oak City.

Oak City North Carolina ZIP codes →

Area codes over the same ground

Postal and telephone geography are drawn separately, so these codes cover the area 27857 delivers to without sharing its boundary.

252 Area code 252

ZIP codes nearest 27857

The ZIP codes whose reference points sit closest to 27857.
ZIP code	Distance	Delivers to
ZIP code 27841	3.8 mi	Hassell, NC
ZIP code 27840	5.2 mi	Hamilton, NC
ZIP code 27881	8.1 mi	Speed, NC
ZIP code 27843	9.1 mi	Hobgood, NC
ZIP code 27871	9.8 mi	Robersonville, NC
ZIP code 27861	9.9 mi	Parmele, NC
ZIP code 27825	11 mi	Everetts, NC
ZIP code 27812	12 mi	Bethel, NC

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 27857, plotted from its record coordinates.

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

Scope ZIP code 27857. 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.