60610-2121 Zip Code
60610-2121 Zip Code is a 'Zip Code 5 Plus 4' zip code type in the state of Illinois, Chicago City. This Zip Code is assigned to a street address number or a street address range in Chicago, IL - US.
60610-2121 Area Code is 872/312/773 and Time Zone is Central (GMT -06:00).
Remember you have 2 kinds of blocks: even or odd. In this case, this Zip Code is assigned to Even and Odd numbers in the corresponding block(s)
60610-2121 ZIP Code 5 Plus 4
The U.S. Postal Service introduced an expanded ZIP code system in Chicago named ZIP Code 5 Plus 4, often called "add-on codes" or "add ons" zip code. A ZIP Plus Four Code (ZIP+4) uses the basic Chicago Zip code (60610) plus four additional digits (2121) to identify a geographic segment within the five-digit delivery area, such as a the N Astor ST street 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 Illinois.
The zip code 60610-2121, applies to residential houses, business, buildings, and every Chicago City properties with Even and Odd numeration buildings in this range:
1340 - 1340 N Astor ST, Chicago, Illinois - US