ZIP Code 30420

30420 is one of Georgia's ZIP codes, delivering to addresses in Cobbtown, Tattnall County.

City: Cobbtown
County: Tattnall County
State: Georgia
Prefix: 304xx

Where this code sits

30420 is part of the 304xx range, the group of codes handled by one mail processing centre. It is the only ZIP code delivering to Cobbtown.

Cobbtown Georgia ZIP codes →

Area codes over the same ground

Postal and telephone geography are drawn separately, so these codes cover the area 30420 delivers to without sharing its boundary.

912 Area code 912

ZIP codes nearest 30420

The ZIP codes whose reference points sit closest to 30420.
ZIP code	Distance	Delivers to
ZIP code 30421	5.6 mi	Collins, GA
ZIP code 30438	9.8 mi	Manassas, GA
ZIP code 30439	10 mi	Metter, GA
ZIP code 30436	12 mi	Lyons, GA
ZIP code 30414	12 mi	Bellville, GA
ZIP code 30499	12 mi	Reidsville, GA
ZIP code 30464	13 mi	Stillmore, GA
ZIP code 30451	14 mi	Pulaski, 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 30420, plotted from its record coordinates.

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

Scope ZIP code 30420. 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.