ZIP Code 27557

27557 is one of North Carolina's ZIP codes, delivering to addresses in Middlesex, Johnston County.

City: Middlesex
County: Johnston County
State: North Carolina
Prefix: 275xx

Where this code sits

27557 is part of the 275xx range, the group of codes handled by one mail processing centre. It is the only ZIP code delivering to Middlesex.

Middlesex North Carolina ZIP codes →

Area codes over the same ground

Postal and telephone geography are drawn separately, so these codes cover the area 27557 delivers to without sharing its boundary.

ZIP codes nearest 27557

The ZIP codes whose reference points sit closest to 27557.
ZIP code	Distance	Delivers to
ZIP code 27880	6.9 mi	Sims, NC
ZIP code 27807	7.1 mi	Bailey, NC
ZIP code 27597	7.7 mi	Zebulon, NC
ZIP code 27591	11 mi	Wendell, NC
ZIP code 27542	12 mi	Kenly, NC
ZIP code 27527	13 mi	Clayton, NC
ZIP code 27882	13 mi	Spring Hope, NC
ZIP code 27896	13 mi	Wilson, 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 27557, plotted from its record coordinates.

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

Scope ZIP code 27557. 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.