Washtenaw County, Michigan
14 ZIP codes · 706 sq mi of land · FIPS 26161
| Population | 369,822 |
|---|---|
| State | Michigan |
| FIPS code | 26161 |
| Time zone | Eastern |
| Land area | 706 sq mi |
| Center (lat, long) | 42.2522, -83.8434 |
Area codes in this area
These are the area codes that most often serve Washtenaw County (including overlays). The exact area code depends on the phone number — landlines, mobiles and overlays can differ even on the same street.
Cities and towns (largest first)
ZIP codes in Washtenaw County
48103 Ann Arbor48104 Ann Arbor48105 Ann Arbor48108 Ann Arbor48109 Ann Arbor48118 Chelsea48130 Dexter48158 Manchester48176 Saline48189 Whitmore Lake48190 Whittaker48191 Willis48197 Ypsilanti48198 Ypsilanti
Population: U.S. Census Bureau, ACS 5-year estimates, 2024.