Index WA ZIP Code

Index city is located in Washington State, Snohomish County and has a unique zip code assigned by the US Postal Service Office.

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

Index Area Code is 360 and Time Zone is Pacific (GMT -08:00).

Index Zip Code - Washington

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

The Index Zip Code is 98256.

If you want to send a mail to Index City, you should use the 98256 Zip Code.

In 1983, the U.S. Postal Service introduced an expanded Index 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 98256 Zip code plus four additional digits to identify a geographic segment within the five-digit delivery area, such as a Index 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 Washington.

Index, Washington - MAP

What is the Index Zip Code?

The Index Zip Code in Washington is 98256.

ZIP Plus 4 Index - US Streets Zip Codes

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What is the zip code for Index WA?


Index, Washington - US Zip Code

Index ZIP Code Lookup

98256 Zip Code File:
Zip Code: 98256,
City: Index
Index Area Code: 360
Index, WA - Time Zone: Pacific (GMT -08:00)
County: Snohomish
City Alias: Index
State: Washington
State Abb: WA

Washington Zip+4 - Nearby Index Cities

Cities near Index in Washington
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