ZIP Codes in Hayward, WI
Hayward uses 1 ZIP code, all in Sawyer County. Pick one below for details, or look up the full nine-digit ZIP+4 for a specific street address.
All 1 Hayward ZIP codes
| ZIP | Type | County | Population |
|---|---|---|---|
| 54843 | standard | Sawyer | 13,416 |
Finding a ZIP+4 in Hayward
Knowing which of these 1 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 Hayward 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 Hayward addresses and download it complete.