ZIP Codes in Norcross, GA
Norcross uses 2 ZIP codes, all in Gwinnett County. Pick one below for details, or look up the full nine-digit ZIP+4 for a specific street address.
All 2 Norcross ZIP codes
| ZIP | Type | County | Population |
|---|---|---|---|
| 30071 | standard | Gwinnett | 25,830 |
| 30093 | standard | Gwinnett | 46,410 |
Finding a ZIP+4 in Norcross
Knowing which of these 2 ZIP codes covers an address only gets you partway. The four-digit extension identifies the specific delivery point — typically one side of one block. Two houses facing each other on the same Norcross street almost always have different ZIP+4 codes even though they share all five leading digits.
Appending ZIP+4 to a mailing list?
Upload a CSV of Norcross addresses and download it complete.