8 zips
| Zip Code | City | Population ↓ |
|---|---|---|
| 49307 | Big Rapids | 18,169 |
| 49346 | Stanwood | 4,984 |
| 49336 | Morley | 4,360 |
| 49332 | Mecosta | 3,405 |
| 49305 | Barryton | 2,397 |
| 49340 | Remus | 2,382 |
| 49342 | Rodney | 1,508 |
| 49320 | Chippewa Lake | 239 |
The data shown reflect ZCTAs from the US Census. As of 2024, there are 8 ZCTAs in Mecosta County, Michigan (US Census).