NSIS Full Form - What is Full Form of NSIS?

NSIS full form North Snohomish Island, Skagit.

What is North Snohomish Island, Skagit?

Skagit County /ˈskædʒɪt/ is a county in the U.S. state of Washington. As of the 2020 census, the population was 129,523.[1] The county seat and largest city is Mount Vernon.[2] The county was formed in 1883 from Whatcom County[3] and is named for the Skagit Indian tribe, which has been indigenous to the area prior to European-American settlement.