Wisconsin Cities that begin with O

There are 23 cities in Wisconsin that start with the letter O.

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City
2024 Population
Oak Creek37,374
Oakdale305
Oakfield1,058
Oconomowoc18,827
Oconomowoc Lake588
Oconto4,622
Oconto Falls2,997
Odanah74
Ogdensburg181
Ogema241
Okauchee Lake4,735
Oliver417
Omro3,612
Onalaska19,068
Ontario537
Oostburg3,111
Oregon11,828
Orfordville1,485
Osceola2,903
Oshkosh65,987
Osseo1,779
Owen905
Oxford534
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Cities in Wisconsin by First Letter