The government office is located in the Prosser city, at the 24106 N Bunn Rd , with the 99350-8694 postal code. The location code for this government office is as follows: WA7794. The place was established on the 1st of January 1970, and it is currently leased by the US government. This government office is governed by the Congressional District number 4. The parking offers 1 car space. The people who are from Benton county, in picturesque WA state, need to go there to deal with the civil service.