ZIP Code 30257

30257 is one of Georgia's ZIP codes, delivering to addresses in Milner, Lamar County.

City: Milner
County: Lamar County
State: Georgia
Prefix: 302xx

Where this code sits

30257 is part of the 302xx range, the group of codes handled by one mail processing centre. It is the only ZIP code delivering to Milner.

Milner Georgia ZIP codes →

Area codes over the same ground

Postal and telephone geography are drawn separately, so these codes cover the area 30257 delivers to without sharing its boundary.

ZIP codes nearest 30257

The ZIP codes whose reference points sit closest to 30257.
ZIP code	Distance	Delivers to
ZIP code 30204	6.7 mi	Barnesville, GA
ZIP code 30295	8.3 mi	Zebulon, GA
ZIP code 30224	8.9 mi	Griffin, GA
ZIP code 30223	9.7 mi	Griffin, GA
ZIP code 30266	11 mi	Orchard Hill, GA
ZIP code 30212	12 mi	Experiment, GA
ZIP code 30292	12 mi	Williamson, GA
ZIP code 30256	12 mi	Meansville, GA

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 30257, plotted from its record coordinates.

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

Scope ZIP code 30257. 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.