✉️ USPS CODES

Oregon · USPS Abbreviation

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

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Oregon's 2-letter postal abbreviation

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

Why OR?

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

Quick facts

USPS code
OR
Capital
Salem
Largest city
Portland
Region
West
Admitted to Union
1859
Nickname
Beaver State
Electoral votes
8
Bordering states
California, Idaho, Nevada, Washington

Other Oregon games

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

More about Oregon

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

Frequently asked

What is Oregon's abbreviation?

OR.

Is this game free?

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

Can I play other Oregon quizzes?

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