Name  | Year | Band | Issued |
| Oslava | 2006 | Jablkon | Indies Records |
| Oslava ohne | 1995 | Bratri Karamazovi | Inssania rec. |
| Oslavme si zivot | 2001 | No Name | Universal |
| Osm lasek Waldemara Matusky | 1968 | Matuska, Waldemar | Supraphon |
| Osm statecnych | 1999 | Divokej Bill | demo |
| Osma barva duhy | 1989 | Nohavica, Jaromir | Panton |
| Osma cesta | 2019 | Yamabu | Guerilla Records |
| Osma renesance | 2016 | Sanov 1 | Papagajuv Hlasatel Records |
| Osmy den / Me sny | 1980 | Olympic | Supraphon |
| Osmy den / Vlak co nikde nestavi | 1980 | Olympic | Supraphon |
| Osmy svetadiel | 1981 | Elan | Opus |
| Ospale rano / Pujcovna snu | 1979 | Staidl, Ladislav | Supraphon |
| Ostrov | 2001 | Bata & Kalabuf nezny beat | |
| Ostrov detskych snu / V risi pohadek | 1970 | Novak, Petr | Panton |
| Ostrov Fesaku | 1975 | Fesaci | Panton |
| Ostrov Heleny Vondrackove | 1970 | Vondrackova, Helena | Supraphon |
| Ostrov Heleny Vondrackove/kolekce 4 | 1998 | Vondrackova, Helena | Bonton |
| Ostrov nadeji | 1993 | Phonetix | demo |
| Ostrov Zeme | 1984 | Futurum | Panton |
| Ostrov Zeme/Jedinecna sance | 2005 | Futurum | Jiri Vanek |
| Ostrov, kde rostou housle | 1993 | Beatovy druzstvo | Avik |
| Osud mi te pral | 2010 | Rottrova, Marie | Universal |
| Osud ve dlanich | 2005 | Muk, Petr | Monitor/EMI / Virgin |
| Oswald Schneider | 1995 | Oswald Schneider | |
| Ota Balage For Kamil Strihavka by assistance Michal Pavlicek | 1992 | BSP | Bonton Records |
| Otazky | 2018 | Redlova, Lucie | Lucie Redlova/Indies Scope |
| Otcova hul / Dzin Hej | 1972 | Rangers - Plavci | Panton |
| Otec a syn / Chcem viac | 1984 | Modus | Opus |
| Otevrte! Jsou tady lide.. | 1993 | Folk Team | Monitor / FT Records |
| OTK | 1993 | OTK | Punc |
