Places beginning with OS in Minnesota, United States
- Osage
- Osage, Township of
- Osakis
- Osakis, City of
- Osakis, Township of
- Osborne, Township of
- Oscar, Township of
- Osceola, Township of
- Oshawa
- Oshawa
- Oshawa, Township of
- Oshkosh, Township of
- Oslo
- Oslo
- Oslo, City of
- Oslund
- Osseo
- Osseo, City of
- Oster
- Ostrander
- Ostrander, City of
- Ostrander Mobile Home Park