ZIP Codes in Stamford, CT
Stamford uses 6 ZIP codes, all in Western Connecticut County. Pick one below for details, or look up the full nine-digit ZIP+4 for a specific street address.
All 6 Stamford ZIP codes
| ZIP | Type | County | Population |
|---|---|---|---|
| 06901 | standard | Western Connecticut | 11,037 |
| 06902 | standard | Western Connecticut | 73,392 |
| 06903 | standard | Western Connecticut | 14,010 |
| 06905 | standard | Western Connecticut | 20,725 |
| 06906 | standard | Western Connecticut | 9,199 |
| 06907 | standard | Western Connecticut | 8,705 |
Finding a ZIP+4 in Stamford
Knowing which of these 6 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 Stamford 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 Stamford addresses and download it complete.