Oshkosh is a city in and the county seat of Winnebago County, Wisconsin, United States. The city had a population of 66,816 in 2020, making it the ninth-largest city in Wisconsin. It is also adjacent to the Town of Oshkosh.
Zip Codes in Oshkosh, WI that we also serve: 54985 54904 54901 54902 54903 54906