✉️ USPS CODES

Hawaii · USPS Abbreviation

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

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Hawaii's 2-letter postal abbreviation

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

Why HI?

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

Quick facts

USPS code
HI
Capital
Honolulu
Largest city
Honolulu
Region
West
Admitted to Union
1959
Nickname
Aloha State
Electoral votes
4

Other Hawaii games

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

More about Hawaii

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

Frequently asked

What is Hawaii's abbreviation?

HI.

Is this game free?

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

Can I play other Hawaii quizzes?

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