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ZIP codes in Hillsdale County, Michigan

Hillsdale County, Michigan has 16 ZIP codes in this list, from 49227 to 49288. They cover 16 places, among them Allen, Camden, Frontier and Hillsdale.

ZIP codePlaceLand area (sq mi)Map point
49227Allen25.641.957, -84.768
49232Camden62.841.736, -84.725
49239Frontierno area41.782, -84.605
49242Hillsdale90.641.924, -84.621
49249Jerome29.442.048, -84.445
49250Jonesville78.741.980, -84.645
49252Litchfield42.742.037, -84.767
49257Moscowno area42.055, -84.504
49258Mosherville0.042.060, -84.659
49262North Adams23.041.971, -84.521
49266Osseo45.041.838, -84.597
49271Pittsford53.541.896, -84.444
49274Reading61.741.844, -84.765
49281Somersetno area42.023, -84.379
49282Somerset Center2.642.039, -84.406
49288Waldron37.841.739, -84.450

The ZIP code areas of Hillsdale County add up to about 553 square miles of land (1,433 sq km) as the Census Bureau draws them. The largest is 49242 (Hillsdale), with 90.6 square miles.

Using these codes

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.

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