Sunnyside is a city in Yakima County, Washington, US, established in 1902 and incorporated on May 4, 1909. It is the largest city in the Lower Yakima Valley with a population of approximately 16,140 as of 2020. The city's economy is primarily agriculture-based, with a significant portion of the nation's hops production occurring in the area. Notable attractions include the Sunnyside Historical Museum, which showcases the city's rich agricultural history and cultural heritage.
AT&T takes the top spot among Cell Phone Stores in Sunnyside, Washington with 2 locations as of April 29, 2024. T-Mobile is in second place with 2 locations.