48203 ZIP Code
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48203 is a zip code assigned by the US Postal Service Office for a US City.
You can search for the 48203 zip code by its streets and block numbers if we have some of the streets loaded in our website
You should use 48203 Zip Code if you want to send mail to a certain US City.
48203 Zip Code - US ZIP Codes
The US ZIP Code basic format consists of five decimal numerical digits assigned like the 48203 Zip Code. An extended ZIP+4 code, introduced in the 1980s, includes the five digits 48203 ZIP code, a hyphen, and four more digits that determine a more specific location within a given ZIP code.
48203 Zip Code belongs to Highland Park, MI - US. 48203 Zip code is located at Wayne County and is related to this cities: Detroit, Highland Park
48203 Zip Code Area Code is 313 and 48203 Zip Code Time Zone is Eastern (GMT -05:00).
In 1983, the U.S. Postal Service introduced an expanded Highland Park 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 48203 Zip code plus four additional digits to identify a geographic segment within the five-digit delivery area, such as a Highland Park 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 Michigan.