18 zips
| Zip Code | City | Population ↓ |
|---|---|---|
| 49221 | Adrian | 41,041 |
| 49286 | Tecumseh | 14,331 |
| 49228 | Blissfield | 5,523 |
| 49247 | Hudson | 5,257 |
| 49265 | Onsted | 5,137 |
| 49236 | Clinton | 4,940 |
| 49256 | Morenci | 3,830 |
| 49229 | Britton | 3,538 |
| 49253 | Manitou Beach | 2,923 |
| 49220 | Addison | 2,468 |
| 49287 | Tipton | 2,122 |
| 49235 | Clayton | 2,036 |
| 49238 | Deerfield | 2,009 |
| 49268 | Palmyra | 1,026 |
| 49279 | Sand Creek | 882 |
| 49248 | Jasper | 879 |
| 49276 | Riga | 809 |
| 49289 | Weston | 68 |
The data shown reflect ZCTAs from the US Census. As of 2024, there are 18 ZCTAs in Lenawee County, Michigan (US Census).