zip4lookup

ZIP Codes in Ruby, AK

Ruby uses 1 ZIP code, all in Yukon-Koyukuk County. Pick one below for details, or look up the full nine-digit ZIP+4 for a specific street address.

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All 1 Ruby ZIP codes

ZIPTypeCountyPopulation
99768 standard Yukon-Koyukuk 237

Finding a ZIP+4 in Ruby

Knowing which of these 1 ZIP codes covers an address only gets you partway. The four-digit extension identifies the specific delivery point — typically one side of one block. Two houses facing each other on the same Ruby street almost always have different ZIP+4 codes even though they share all five leading digits.

Appending ZIP+4 to a mailing list?

Upload a CSV of Ruby addresses and download it complete.

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