| ZIP Code | ZIP Code Place Name | County | ZIP Code Type |
|---|---|---|---|
| 49220 | Addison | Lenawee County | Standard |
| 49221 | Adrian | Lenawee County | Standard |
| 49228 | Blissfield | Lenawee County | Standard |
| 49229 | Britton | Lenawee County | Standard |
| 49230 | Brooklyn | Jackson County | Standard |
| 49233 | Cement City | Hillsdale County | Standard |
| 49235 | Clayton | Lenawee County | Standard |
| 49236 | Clinton | Lenawee County | Standard |
| 49238 | Deerfield | Lenawee County | Standard |
| 49247 | Hudson | Lenawee County | Standard |
| 49248 | Jasper | Lenawee County | Standard |
| 49253 | Manitou Beach | Lenawee County | Standard |
| 49256 | Morenci | Lenawee County | Standard |
| 49265 | Onsted | Lenawee County | Standard |
| 49267 | Ottawa Lake | Monroe County | Standard |
| 49268 | Palmyra | Lenawee County | Standard |
| 49276 | Riga | Lenawee County | Standard |
| 49279 | Sand Creek | Lenawee County | Standard |
| 49286 | Tecumseh | Lenawee County | Standard |
| 49287 | Tipton | Lenawee County | Standard |
| 49288 | Waldron | Hillsdale County | Standard |
| 49289 | Weston | Lenawee County | PO Box |