Smithville OK ZIP Code

Smithville city is located in Oklahoma State, Mccurtain County and has a unique zip code assigned by the US Postal Service Office.

You can search for the Smithville OK zip code by its streets and block numbers if we have some of the Smithville streets loaded in our website

Smithville Area Code is 580/918 and Time Zone is Central (GMT -06:00).

Smithville Zip Code - Oklahoma

The US ZIP Code basic format consists of five decimal numerical digits assigned to the Smithville City. An extended ZIP+4 code, introduced in the 1980s, includes the five digits of the Smithville ZIP code, a hyphen, and four more digits that determine a more specific location within a given ZIP code in Smithville, Oklahoma.

If you want to send a mail to Smithville City, you should use the 74957 Zip Code.

In 1983, the U.S. Postal Service introduced an expanded Smithville 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 74957 Zip code plus four additional digits to identify a geographic segment within the five-digit delivery area, such as a Smithville 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 Oklahoma.


Smithville, Oklahoma - MAP

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Smithville ZIP Code Lookup

74957 Zip Code Information:
Zip Code: 74957,
City: Smithville
Smithville Area Code: 580/918
Smithville, OK - Time Zone: Central (GMT -06:00)
County: Mccurtain
City Alias: Octavia, Smithville
State: Oklahoma
State Abb: OK

Oklahoma Zip+4 - Nearby Smithville Cities


Cities near Smithville in Oklahoma
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