ZIP Codes in Worcester, MA
Worcester uses 9 ZIP codes, all in Worcester County. Pick one below for details, or look up the full nine-digit ZIP+4 for a specific street address.
All 9 Worcester ZIP codes
| ZIP | Type | County | Population |
|---|---|---|---|
| 01602 | standard | Worcester | 27,092 |
| 01603 | standard | Worcester | 20,868 |
| 01604 | standard | Worcester | 39,812 |
| 01605 | standard | Worcester | 30,579 |
| 01606 | standard | Worcester | 22,844 |
| 01607 | standard | Worcester | 8,706 |
| 01608 | standard | Worcester | 4,932 |
| 01609 | standard | Worcester | 22,047 |
| 01610 | standard | Worcester | 30,444 |
Finding a ZIP+4 in Worcester
Knowing which of these 9 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 Worcester street almost always have different ZIP+4 codes even though they share all five leading digits.
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Upload a CSV of Worcester addresses and download it complete.