Oak Creek Public Library | | | Milwaukee County | M-F 1:30
| | | Public Libraries |
Oakfield Public Library | | | Winnefox | MWF 10:25
| | | Public Libraries |
Oakhill Correctional Institution | | | Oakhill CI | TR 7:45
| | | Wisconsin State Government |
Oconomowoc Public Library | | | Bridges | M-F 11:15
| | | Public Libraries |
Oconto Falls Community Library | | | Nicolet | M-F 5:55
| | | Public Libraries |
Oconto Public Library | | Farnsworth Public Library | Nicolet | M-F 7:00
| | | Public Libraries |
Odanah Public Library | Bad River Public Tribal Library (Odanah) | | | | | | |
Ogema Public Library | | | IFLS | TWR 11:00
| | | Public Libraries |
Ojibwa College Community Library (Lac Courte Oreilles) | | | Northern Waters | T 2:30
R 2:15
| | | |
Omro Public Library | | Carter Memorial Library | Winnefox | MWF 2:55
| | | Public Libraries |
Onalaska Public Library | | | Winding Rivers | MWF 8:35
| | Part of: La Crosse County Library | Public Libraries |
Oneida Community Library | | | Nicolet | M-F 9:30
| | | Public Libraries |
Ontario Public Library | | | Winding Rivers | MWF 11:25
| | | Public Libraries |
Oostburg Public Library | | | Monarch | M-F 7:55
| | | Public Libraries |
Oregon Public Library | | | South Central | M-F 9:00
S 8:00
| | | Public Libraries |
Oregon School District | | | South Central | via Oregon PL
| | | K-12 Schools |
Orfordville Public Library | | | Prairie Lakes | MW 2:15
F 2:10
| | | Public Libraries |
Oscar Grady Public Library | Saukville Public Library | | | | | | |
Oscar Rennebohm Library | Edgewood College | | | | | | |
Osceola Public Library | | | IFLS | M-F 8:15
| | | Public Libraries |
Osceola Schools | | | IFLS | via Osceola PL
| | | K-12 Schools |
Oshkosh Public Library | | | Winnefox | M-F
| | | Public Libraries |
Osseo Public Library | | Hauge Memorial Library | Winding Rivers | MWF 11:40
| | | Public Libraries |
Owen Public Library | | | Wisconsin Valley | MWF 12:25
| | | Public Libraries |
Oxford Correctional Institution | Federal Correctional Institution / Oxford | | | | | | |
Oxford Public Library | | | Winnefox | M 1:00
WF 12:30
| | | Public Libraries |