ZIP Code 30099

30099 is one of Georgia's ZIP codes, delivering to addresses in Duluth, Gwinnett County.

City: Duluth
County: Gwinnett County
State: Georgia
Prefix: 300xx

Where this code sits

30099 is part of the 300xx range, the group of codes handled by one mail processing centre. Duluth is served by 5 ZIP codes in total; the full list, with the county each falls in, is on the Duluth page.

Duluth Georgia ZIP codes →

Area codes over the same ground

Postal and telephone geography are drawn separately, so these codes cover the area 30099 delivers to without sharing its boundary.

ZIP codes nearest 30099

The ZIP codes whose reference points sit closest to 30099.
ZIP code	Distance	Delivers to
ZIP code 30026	1.8 mi	North Metro, GA
ZIP code 30029	1.8 mi	North Metro, GA
ZIP code 30042	2.1 mi	Lawrenceville, GA
ZIP code 30044	2.3 mi	Lawrenceville, GA
ZIP code 30096	3.2 mi	Duluth, GA
ZIP code 30003	3.8 mi	Norcross, GA
ZIP code 30010	3.8 mi	Norcross, GA
ZIP code 30048	3.8 mi	Lilburn, 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 30099, plotted from its record coordinates.

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

Scope ZIP code 30099. 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.