Frontenac KS ZIP Code
Frontenac city is located in Kansas State, Crawford County and has a unique zip code assigned by the US Postal Service Office.
You can search for the Frontenac KS zip code by its streets and block numbers if we have some of the Frontenac streets loaded in our website
Frontenac Area Code is 620 and Time Zone is Central (GMT -06:00).
Frontenac Zip Code - Kansas
The US ZIP Code basic format consists of five decimal numerical digits assigned to the Frontenac City. An extended ZIP+4 code, introduced in the 1980s, includes the five digits of the Frontenac ZIP code, a hyphen, and four more digits that determine a more specific location within a given ZIP code in Frontenac, Kansas.
The Frontenac Zip Code is 66763.
If you want to send a mail to Frontenac City, you should use the 66763 Zip Code.
In 1983, the U.S. Postal Service introduced an expanded Frontenac 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 66763 Zip code plus four additional digits to identify a geographic segment within the five-digit delivery area, such as a Frontenac 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 Kansas.