73556 ZIP Code
73556 is a zip code assigned by the US Postal Service Office for a US City.
You can search for the 73556 zip code by its streets and block numbers if we have some of the streets loaded in our website
You should use 73556 Zip Code if you want to send mail to a certain US City.
73556 Zip Code - US ZIP Codes
The US ZIP Code basic format consists of five decimal numerical digits assigned like the 73556 Zip Code. An extended ZIP+4 code, introduced in the 1980s, includes the five digits 73556 ZIP code, a hyphen, and four more digits that determine a more specific location within a given ZIP code.
73556 Zip Code belongs to Martha, OK - US. 73556 Zip code is located at Jackson County and is related to this cities: Martha
73556 Zip Code Area Code is 580 and 73556 Zip Code Time Zone is Central (GMT -06:00).
In 1983, the U.S. Postal Service introduced an expanded Martha 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 73556 Zip code plus four additional digits to identify a geographic segment within the five-digit delivery area, such as a Martha 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.