This is the 6949th most frequent Polish word.
gorzów
"Gorzów" is a proper noun referring to a city in western Poland, Gorzów Wielkopolski.
Here, 'Gorzów' is used as a proper noun referring to the name of a city.
Gorzów Wielkopolski to piękne miasto w zachodniej Polsce.
Gorzów Wielkopolski is a beautiful city in western Poland.
In this usage, 'Gorzowie' is the locative form of 'Gorzów', indicating the place where an activity occurred.
Kiedy mieszkałem w Gorzowie, często spacerowałem nad Wartą.
When I lived in Gorzów, I often walked by the Warta river.
Here, 'Gorzowie' again appears in its locative form, emphasizing the location of the company's headquarters.