Ann Arbor, MI ZIP Codes, Area Codes and Address Format

City guides  |   |  2 min read

Ann Arbor sits in Washtenaw County, Michigan. It uses 5 standard ZIP codes and the 248, 734 and 947 area codes.

State
Michigan (MI)
County
Washtenaw County
Standard ZIP codes
5
Time zone
Eastern

Ann Arbor ZIP codes

These are the standard delivery ZIP codes for Ann Arbor. The city has 8 ZIP codes in total when PO Box and unique codes are included.

  • 48103
  • 48104
  • 48105
  • 48108
  • 48109

Area codes in Ann Arbor

Ann Arbor phone numbers use 248, 734 and 947. With more than one code in use, residents on the same street can have different area codes.

Sample Ann Arbor addresses

William Brown 1475 Market Ln Ann Arbor, MI 48108
Anthony Wright 491 Valley Ct Unit 24 Ann Arbor, MI 48109

The street lines are invented; the city, state and ZIP codes are real. Use them for form testing, mockups and training materials, never for real orders.

How to write an address in Ann Arbor

  • End the address with ANN ARBOR, MI and the five-digit ZIP code.
  • Put apartment or suite numbers at the end of the street line.
  • Use USPS abbreviations such as ST, AVE and BLVD.
  • Match the ZIP code to the street. Ann Arbor has 5 codes, so the city name alone is not enough.

More Michigan cities

Warren, Dearborn, Kalamazoo, Southfield, Flint, or see all Michigan cities.

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