ZIP CodesZIP codes in Grant County, Indiana
Grant County, Indiana has 11 ZIP codes in this list, from 46928 to 46991. They cover 10 places, among them Marion, Fairmount, Fowlerton and Gas City.
| ZIP code | Place | Land area (sq mi) | Map point |
|---|---|---|---|
| 46928 | Fairmount | 71.8 | 40.419, -85.671 |
| 46930 | Fowlerton | 0.2 | 40.410, -85.571 |
| 46933 | Gas City | 11.0 | 40.488, -85.606 |
| 46938 | Jonesboro | 31.1 | 40.481, -85.636 |
| 46952 | Marion | 105 | 40.574, -85.674 |
| 46953 | Marion | 85.6 | 40.536, -85.662 |
| 46957 | Matthews | 0.4 | 40.389, -85.499 |
| 46986 | Swayzee | 34.7 | 40.511, -85.826 |
| 46987 | Sweetser | 0.9 | 40.565, -85.766 |
| 46989 | Upland | 32.1 | 40.455, -85.499 |
| 46991 | Van Buren | 32.5 | 40.617, -85.515 |
The ZIP code areas of Grant County add up to about 406 square miles of land (1,051 sq km) as the Census Bureau draws them. The largest is 46952 (Marion), with 105 square miles.
Places with more than one code here: Marion (2 codes).
Using these codes
- In an address, the ZIP code comes last, after the city and the two-letter state: Fairmount, IN 46928.
- Tap a ZIP code to open it in the look-up, with a copy button for the address line.
- A code can cross a county line, and one town can have several codes. The table shows the main place of each code.
- "No area" means the Census Bureau draws no area for that code. Such codes are usually for post office boxes or a single building.
Places and counties: GeoNames. Areas: U.S. Census Bureau, 2024 ZIP Code Tabulation Areas. Checked in November 2026. This site is not connected with the United States Postal Service; for mailing, confirm the address with USPS.