Iosco County, Michigan ZIP codes
8 ZIP codes are in Iosco County, plus 5 that cross in from neighboring counties.
- ZIP codes
- 8
- Population in these ZIPs
- 25,671
- Avg. median income
- $51,100population-weighted
- Cities & towns
- 7
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ZIP codes in Iosco County
| ZIP code | City | Population | Median income | Typical home value |
|---|---|---|---|---|
| 48730 | East Tawas | 4,584 | $49,823 | $201,300 |
| 48739 | Hale | 3,629 | $52,802 | $183,300 |
| 48743 | Long Lake | 30 | — | — |
| 48748 | National City | 1,537 | $58,750 | $153,700 |
| 48750 | Oscoda | 9,165 | $45,561 | $156,200 |
| 48763 | Tawas City | 4,883 | $59,677 | $213,200 |
| 48764 PO Box | Tawas City | — | — | — |
| 48770 | Whittemore | 1,843 | $49,957 | $138,900 |
ZIP codes partly in Iosco County
These ZIP codes are mostly in a neighboring county but cover part of Iosco County.
| ZIP code | City | County | Population | Median income | Typical home value |
|---|---|---|---|---|---|
| 48737 | Glennie | Alcona County | 1,082 | $38,000 | $127,300 |
| 48738 | Greenbush | Alcona County | 1,129 | $63,462 | $248,600 |
| 48745 | Mikado | Alcona County | 1,277 | $49,844 | $165,200 |
| 48761 | South Branch | Ogemaw County | 799 | $47,188 | $132,900 |
| 48765 | Turner | Arenac County | 535 | $45,000 | $171,900 |
Population and median household income: ACS 2020–2024 5-year estimates. Typical home value: Zillow Home Value Index (September 2026) where available, otherwise the ACS median owner-reported value. "PO Box" marks ZIP codes with no delivery area of their own. Methodology
Cities and towns in Iosco County
Nearby counties
Frequently asked questions
How many ZIP codes are in Iosco County, Michigan?
8 ZIP codes are mainly in Iosco County, and 5 more ZIP codes from neighboring areas reach partly into it.
What cities are in Iosco County?
ZIP codes in Iosco County use the city names East Tawas, Hale, Long Lake, National City, Oscoda, Tawas City and Whittemore.