Dayton WA ZIP Code

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


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

Dayton Area Code is 509 and Time Zone is Pacific (GMT -08:00).



Dayton Zip Code - Washington

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

The Dayton Zip Code is 99328.



If you want to send a mail to Dayton City, you should use the 99328 Zip Code.

In 1983, the U.S. Postal Service introduced an expanded Dayton 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 99328 Zip code plus four additional digits to identify a geographic segment within the five-digit delivery area, such as a Dayton 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.


Dayton, Washington - MAP




What is the Dayton Zip Code?

The Dayton Zip Code in Washington is 99328.


ZIP Plus 4 Dayton - US Streets Zip Codes

By pressing keys ctrol + F you can search Dayton zip codes by its streets, highways, and know the ZIP+4 US ZIP Code


1
2
3
4
5
6
7
8
A
B
C
D
E
F
G
H
J
K
L
M
N
O
P
R
S
T
V
W
Z


Search Dayton Zip Code

What is the zip code for Dayton WA?

99328

Dayton, Washington - US Zip Code



Dayton ZIP Code Lookup

99328 Zip Code File:
Zip Code: 99328,
City: Dayton
Dayton Area Code: 509
Dayton, WA - Time Zone: Pacific (GMT -08:00)
County: Columbia
City Alias: Dayton
State: Washington
State Abb: WA



Washington Zip+4 - Nearby Dayton Cities

Cities near Dayton in Washington
(straight line)


View more Washington zip codes