ZIP Code 30123

30123 is one of Georgia's ZIP codes, delivering to addresses in Cassville, Bartow County.

City: Cassville
County: Bartow County
State: Georgia
Prefix: 301xx

Where this code sits

30123 is part of the 301xx range, the group of codes handled by one mail processing centre. It is the only ZIP code delivering to Cassville.

Area codes over the same ground

Postal and telephone geography are drawn separately, so these codes cover the area 30123 delivers to without sharing its boundary.

ZIP codes nearest 30123

The ZIP codes whose reference points sit closest to 30123.
ZIP code	Distance	Delivers to
ZIP code 30120	4.2 mi	Cartersville, GA
ZIP code 30121	5.1 mi	Cartersville, GA
ZIP code 30184	6.4 mi	White, GA
ZIP code 30145	8.7 mi	Kingston, GA
ZIP code 30171	8.9 mi	Rydal, GA
ZIP code 30103	9.0 mi	Adairsville, GA
ZIP code 30137	10 mi	Emerson, GA
ZIP code 30178	11 mi	Taylorsville, 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 30123, plotted from its record coordinates.

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

Scope ZIP code 30123. 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.