ZIP Codes in Summerville, SC
Summerville uses 3 ZIP codes, all in Dorchester, Berkeley Counties. Pick one below for details, or look up the full nine-digit ZIP+4 for a specific street address.
All 3 Summerville ZIP codes
| ZIP | Type | County | Population |
|---|---|---|---|
| 29483 | standard | Dorchester | 59,186 |
| 29485 | standard | Dorchester | 58,507 |
| 29486 | standard | Berkeley | 53,975 |
Finding a ZIP+4 in Summerville
Knowing which of these 3 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 Summerville street almost always have different ZIP+4 codes even though they share all five leading digits.
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