Lake Forest zipcode
| City | Lake Forest |
| ZIP Code | 60045 |
| Type | Standard |
| State Code | IL |
| State | Illinois |
ZIP code of Lake Forest is 60045. This place is located in Illinois state in US. To send any postal service to Lake Forest, you must use 60045 zipcode.
The ZIP code 60045 is also used with 1 more city name of Illinois.
- Mettawa, IL
You should avoid following 2 city names of Illinois to be used with the ZIP code 60045.
- Green Oaks, IL
- Lincolnshire Woods, IL