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Iowa · USPS Abbreviation

Launch the USPS Abbreviation mini-game with Iowa as the first prompt. Quick facts and links below.

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Iowa's 2-letter postal abbreviation

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IA is the official USPS 2-letter abbreviation for Iowa. This page launches the USPS Abbreviations quiz starting with IA — match the code to the state.

Why IA?

The USPS standardized state abbreviations to 2 letters in 1963 to fit punched cards in early mail-sorting machines. The code IA takes the first 1 or 2 distinctive letters of Iowa.

Quick facts

USPS code
IA
Capital
Des Moines
Largest city
Des Moines
Region
Midwest
Admitted to Union
1846
Nickname
Hawkeye State
Electoral votes
6
Bordering states
Illinois, Minnesota, Missouri, Nebraska, South Dakota, Wisconsin

Other Iowa games

→ Iowa · Place the State→ Iowa · State Capitals Quiz→ Iowa · State Flag Quiz→ Iowa · State Nickname Quiz

More about Iowa

→ Iowa state page → Learn the 50 US states → All US states games

Frequently asked

What is Iowa's abbreviation?

IA.

Is this game free?

Yes — 100% free, no signup, no ads. Just play.

Can I play other Iowa quizzes?

Yes — see the sibling games above. Iowa appears in every Statedoku mini-game.