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Walla Walla County Area Codes

About Walla Walla County Area Codes

The county of Walla Walla County, located in Washington, is served by 1 telephone area code(s) in this dataset. These calling codes cover cities, suburbs, and unincorporated communities across the county.

Major phone area codes used in Walla Walla County include 509. The county mainly follows the America/Los_Angeles time zone.

Cities and towns served by these area codes in Walla Walla County include Walla Walla.

List of Area Codes in Walla Walla County, Washington

The table below lists all telephone area codes used in Walla Walla County, Washington, along with their associated cities and time zones from this dataset.


S.N. Area Code Cities Time Zone(s)
1 509 Walla Walla America/Los_Angeles


Related Area Code Pages

Explore related area code resources on Burning Compass:

  • All area codes in Washington
  • Individual area code details are available from the table above.

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