ZIP Codes in Snellville, GA
Snellville 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 Snellville ZIP codes
| ZIP | Type | County | Population |
|---|---|---|---|
| 30039 | standard | Gwinnett | 52,783 |
| 30078 | standard | Gwinnett | 41,597 |
Finding a ZIP+4 in Snellville
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 Snellville 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 Snellville addresses and download it complete.