Oceana County, Michigan ZIP Codes

Zip Code
City
Population ↓
49420Hart6,202
49421Hesperia5,734
49455Shelby5,429
49449Pentwater2,587
49452Rothbury2,208
49446New Era2,184
49436Mears1,644
49459Walkerville1,524

Overview of ZIP Codes in Oceana County

ZCTAs are geographic areas created by the US Census Bureau to approximate the delivery areas of ZIP Codes for statistical analysis. While ZCTAs use the same five-digit codes as ZIP Codes, they represent defined geographic areas that may not exactly match the mail delivery routes of ZIP Codes.
8
ZIP Codes

The data shown reflect ZCTAs from the US Census. As of 2025, there are 8 ZCTAs in Oceana County, Michigan (US Census).

Sources

  1. US Census: 2025 Gazetteer Files
  2. US Census: ZIP Code Tabulation Areas (ZCTAs)

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