Alpharetta, GA ZIP Codes
Alpharetta, Georgia has 5 ZIP codes: 4 for street addresses (, , and ) and 1 for PO boxes ().
Your street decides which one you use.
Which Alpharetta ZIP code is my address in?
Street ranges from the Census Bureau, 2026. PO box and organization ZIP codes are not found by street. A new street may be missing: address not found?
Alpharetta ZIP code map
Tap or point to an area to see its ZIP code.Full-size map
30023 has no area on the map: it is a PO box or single-organization ZIP code. Dashed line: Alpharetta city limits.
Map: Census Bureau ZIP Code Tabulation Areas (2020) and place limits (2024).
All Alpharetta ZIP codes by type
| ZIP | Type and post office or station |
|---|---|
| 30004 | street delivery Alpharetta Carrier Annex |
| 30005 | street delivery Webb Bridge |
| 30009 | street delivery Alpharetta |
| 30022 | street delivery Webb Bridge |
| 30023 | PO boxes at the Webb Bridge post office Webb Bridge |
ZIP codes from nearby towns that reach into Alpharetta
- 30076, mailing town Roswell, covers 3 percent of Alpharetta
Why your mail may say Alpharetta when you live outside it
Alpharetta ZIP codes also cover Milton and Johns Creek, so a letter addressed to Alpharetta can go to a home outside the city limits.
The reverse happens too: parts of Alpharetta use 30076, which mails under a neighboring town's name.
A ZIP code does not set your city, school district or tax. Fulton County property records show which city you are in.
Alpharetta ZIP code questions
What is the main ZIP code for Alpharetta?
30009, the ZIP code of the main Alpharetta post office at 2400 Old Milton Pkwy.
Which Alpharetta ZIP codes are for PO boxes only?
30023. Mail to it goes to boxes at the post office, not to street addresses.
What county is Alpharetta in?
Fulton County.
ZIP codes for towns near Alpharetta
More towns near Alpharetta: Sandy Springs, Chamblee, Woodstock, Brookhaven, Tucker, Canton, Marietta, Lawrenceville, Smyrna.
Sources and last checked
USPS ZIP Locale Detail (October 1, 2026), GeoNames (CC BY 4.0), U.S. Census Bureau, HUD-USPS crosswalk.
Checked October 20, 2026. Sources · How we build our lists · Corrections