ZIP code · Riverdale · Michigan · United States
ZIP code 48877 — Riverdale
ZIP code 48877 serves Riverdale, Michigan.
- Postal code
- 48877Single source Value from one source, not cross-checked.
- City
- Riverdale
- County
- Gratiot
- State
- Michigan
- Country
- United States
- Coordinates
- 43.4017, -84.8429 — precision precise (locality)
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About this page
US ZIP codes have five digits. They are postal routing areas, not administrative boundaries: a ZIP can span more than one city or county, and the city shown is the primary USPS name for that code.
GeoNames. Data generated on 2026-08-21. Methodology · Report an error on this page