State Abbreviation Guide

What Is the Abbreviation for Michigan?

The standard 2-letter abbreviation for Michigan is MI.

State Abbreviation
MI
Traditional Form
Mich.
Capital
Lansing
Region
Midwest

Michigan Abbreviation

Michigan's abbreviation is MI. You may also see Mich. in older writing, but MI is the form used in mailing addresses, forms, databases, and current style guides.

2-letter postal code
MI
Traditional / AP style
Mich.
Address format
Lansing, MI
Takes periods?
No — write MI, not MI.

Michigan Abbreviation for Mailing and Forms

MI is used for Michigan in mailing addresses, shipping labels, government forms, and business records.

Mailing addresses
Shipping labels
Online checkout forms
Tax documents
Spreadsheets & databases
Government & school records

In all of these contexts write MI in uppercase. The form MI. with a period is incorrect for postal use.

AP Style and Traditional Michigan Abbreviation

Postal & forms MI Mailing addresses, shipping labels, online forms, and all data entry.
AP Style & editorial Mich. Newspapers, news releases, and most editorial style guides when a city name comes first.

What Does MI Stand For?

Michigan's USPS abbreviation is MI.

USPS has used MI for Michigan since 1963. The older abbreviation Mich. still appears in older material, but MI is the standard postal form today.

How to Write a Michigan Address

In a U.S. mailing address, write the city name, then MI in uppercase, then the five-digit ZIP Code. Never put a period after the abbreviation.

John Smith 123 Main St Lansing, MI ZIP

The same format applies in checkout forms, school worksheets, CRM systems, spreadsheets, shipping labels, and government databases — anywhere a two-letter state code is required.

Related Abbreviation Questions

These states share a first letter, region, or alphabetical position with Michigan and are commonly looked up alongside it.

What is the abbreviation for Maine? Maine's abbreviation is ME. What is the abbreviation for Maryland? Maryland's abbreviation is MD. What is the abbreviation for Massachusetts? Massachusetts's abbreviation is MA. What is the abbreviation for Minnesota? Minnesota's abbreviation is MN. What is the abbreviation for Mississippi? Mississippi's abbreviation is MS. What is the abbreviation for Illinois? Illinois's abbreviation is IL.

FAQ

What is the abbreviation for Michigan?

The standard USPS abbreviation for Michigan is MI.

What is the postal abbreviation for Michigan?

MI is the two-letter postal abbreviation for Michigan. It is the form used in mailing addresses, shipping labels, forms, and databases.

How do you abbreviate Michigan?

Abbreviate Michigan as MI in current USPS, mailing, and database use.

What is the two-letter abbreviation for Michigan?

MI is the official two-letter abbreviation for Michigan.

What is the Michigan state code?

MI is the two-letter state code used for Michigan in mailing addresses, forms, spreadsheets, and databases.

Why is Michigan abbreviated MI?

Michigan's USPS abbreviation is MI.

What does MI stand for?

MI stands for Michigan in the USPS state abbreviation system.

What is the old abbreviation for Michigan?

Older editorial styles often wrote Michigan as Mich.. For mailing and database use, the modern standard is MI.

How do you write a Michigan mailing address?

Use the city name, then the two-letter postal code MI, then the ZIP Code. For example: Lansing, MI 00000.

What state is MI?

MI is the postal abbreviation for Michigan, located in the Midwest region. The capital is Lansing.