ZIP Codes in Warren, OH
Warren uses 4 ZIP codes, all in Trumbull County. Pick one below for details, or look up the full nine-digit ZIP+4 for a specific street address.
All 4 Warren ZIP codes
| ZIP | Type | County | Population |
|---|---|---|---|
| 44481 | standard | Trumbull | 10,206 |
| 44483 | standard | Trumbull | 25,805 |
| 44484 | standard | Trumbull | 21,358 |
| 44485 | standard | Trumbull | 14,930 |
Finding a ZIP+4 in Warren
Knowing which of these 4 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 Warren 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 Warren addresses and download it complete.