About ZIP code 98040
The ZIP code 98040 routes mail to Mercer Island in the Washington region of United States. Use it as the postal segment of any address in this area, and confirm unusual addresses with the local postal operator.
United States ยท ZIP code
98040 - Mercer Island
ZIP code 98040 is Mercer Island in Washington, United States.
| ZIP code | 98040 |
| Place | Mercer Island |
| Region | Washington |
| District | King |
| Country | United States (US) |
| Coordinates | 47.5603, -122.2281 (map) |