12 zips
| Zip Code | City | Population ↓ |
|---|---|---|
| 48446 | Lapeer | 30,807 |
| 48444 | Imlay City | 9,320 |
| 48461 | North Branch | 8,256 |
| 48455 | Metamora | 7,849 |
| 48421 | Columbiaville | 6,488 |
| 48003 | Almont | 6,045 |
| 48412 | Attica | 5,780 |
| 48428 | Dryden | 5,322 |
| 48464 | Otter Lake | 1,986 |
| 48760 | Silverwood | 1,361 |
| 48727 | Clifford | 939 |
| 48440 | Hadley | 111 |
The data shown reflect ZCTAs from the US Census. As of 2024, there are 12 ZCTAs in Lapeer County, Michigan (US Census).