Cynthiana OH ZIP Code
Cynthiana city is located in Ohio State, Pike County and has a unique zip code assigned by the US Postal Service Office.
You can search for the Cynthiana OH zip code by its streets and block numbers if we have some of the Cynthiana streets loaded in our website
Cynthiana Area Code is 937/740 and Time Zone is Eastern (GMT -05:00).
Cynthiana Zip Code - Ohio
The US ZIP Code basic format consists of five decimal numerical digits assigned to the Cynthiana City. An extended ZIP+4 code, introduced in the 1980s, includes the five digits of the Cynthiana ZIP code, a hyphen, and four more digits that determine a more specific location within a given ZIP code in Cynthiana, Ohio.
The Cynthiana Zip Code is 45624.
If you want to send a mail to Cynthiana City, you should use the 45624 Zip Code.
In 1983, the U.S. Postal Service introduced an expanded Cynthiana 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 45624 Zip code plus four additional digits to identify a geographic segment within the five-digit delivery area, such as a Cynthiana 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 Ohio.