Crystal Lake IA ZIP Code

Crystal Lake city is located in Iowa State, Hancock County and has a unique zip code assigned by the US Postal Service Office.

You can search for the Crystal Lake IA zip code by its streets and block numbers if we have some of the Crystal Lake streets loaded in our website

Crystal Lake Area Code is 641 and Time Zone is Central (GMT -06:00).

Crystal Lake Zip Code - Iowa

The US ZIP Code basic format consists of five decimal numerical digits assigned to the Crystal Lake City. An extended ZIP+4 code, introduced in the 1980s, includes the five digits of the Crystal Lake ZIP code, a hyphen, and four more digits that determine a more specific location within a given ZIP code in Crystal Lake, Iowa.

The Crystal Lake Zip Code is 50432.

If you want to send a mail to Crystal Lake City, you should use the 50432 Zip Code.

In 1983, the U.S. Postal Service introduced an expanded Crystal Lake 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 50432 Zip code plus four additional digits to identify a geographic segment within the five-digit delivery area, such as a Crystal Lake 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 Iowa.

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What is the Crystal Lake Zip Code?

The Crystal Lake Zip Code in Iowa is 50432.

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Crystal Lake, Iowa - US Zip Code

Crystal Lake ZIP Code Lookup

50432 Zip Code File:
Zip Code: 50432,
City: Crystal Lake
Crystal Lake Area Code: 641
Crystal Lake, IA - Time Zone: Central (GMT -06:00)
County: Hancock
City Alias: Crystal Lake
State: Iowa
State Abb: IA

Iowa Zip+4 - Nearby Crystal Lake Cities

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