Otto WY ZIP Code
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Otto city is located in Wyoming State, Big Horn County and has a unique zip code assigned by the US Postal Service Office.
You can search for the Otto WY zip code by its streets and block numbers if we have some of the Otto streets loaded in our website
Otto Area Code is 307 and Time Zone is Mountain (GMT -07:00).
Otto Zip Code - Wyoming
The US ZIP Code basic format consists of five decimal numerical digits assigned to the Otto City. An extended ZIP+4 code, introduced in the 1980s, includes the five digits of the Otto ZIP code, a hyphen, and four more digits that determine a more specific location within a given ZIP code in Otto, Wyoming.
The Otto Zip Code is 82434.
If you want to send a mail to Otto City, you should use the 82434 Zip Code.
In 1983, the U.S. Postal Service introduced an expanded Otto ZIP code system that it called ZIP+4, often called "plus-four codes", "add-on codes", or "add ons". A ZIP+4 code uses the basic 82434 Zip code plus four additional digits to identify a geographic segment within the five-digit delivery area, such as a Otto city block, a group of apartments, an individual high-volume receiver of mail or any other unit that could use an extra identifier to aid in efficient mail sorting and delivery in Wyoming.