Winnetka zipcode
| City | Winnetka |
| ZIP Code | 91306 |
| Type | Standard |
| State Code | CA |
| State | California |
ZIP code of Winnetka is 91306. This place is located in California state in US. To send any postal service to Winnetka, you must use 91306 zipcode.
The ZIP code 91306 is also used with 1 more city name of California.
- Canoga Park, CA