99170 Frequently Asked Questions

A: ZIP Code 99170 is Located in Rosalia Washington.

A: ZIP Code 99170 is Located Primarily in Whitman County Washington with Portions in Spokane County.

A: The Current Sales Tax in ZIP Code 99170 is 8.1%

A: The Area Code for 99170 is 509.

A: ZIP Code 99170 is in the Washington 5th Congressional District.

A: ZIP Code 99170 is in Washington State House of Representatives District 9.

A: ZIP Code 99170 is in Washington State Senate District 9.

A: The 2022 population of ZIP Code 99170 is 955. The population growth rate in 99170 is -3.16%. The population density of 99170 is 6.

A: The majority race/ethnicity of people residing in 99170 is White (91.21%). The majority race/ethnicity of students attending public schools in 99170 is White(90.76%).

A: The median household income in 99170 is $57,583 (2021) and the average adjusted income is $171,300 (2021).