Radnor OH ZIP Code
Radnor city is located in Ohio State, Delaware County and has a unique zip code assigned by the US Postal Service Office.
You can search for the Radnor OH zip code by its streets and block numbers if we have some of the Radnor streets loaded in our website
Radnor Area Code is 740/937 and Time Zone is Eastern (GMT -05:00).
Radnor Zip Code - Ohio
The US ZIP Code basic format consists of five decimal numerical digits assigned to the Radnor City. An extended ZIP+4 code, introduced in the 1980s, includes the five digits of the Radnor ZIP code, a hyphen, and four more digits that determine a more specific location within a given ZIP code in Radnor, Ohio.
The Radnor Zip Code is 43066.
If you want to send a mail to Radnor City, you should use the 43066 Zip Code.
In 1983, the U.S. Postal Service introduced an expanded Radnor 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 43066 Zip code plus four additional digits to identify a geographic segment within the five-digit delivery area, such as a Radnor 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.