| Bands Artists Recordings | shown from 1358 to 1387 (total 2215) |
    |
Name  | active from | active to | |
| Nuck Chorris Gang | 2006 |  | |
| Nucleus | |||
| Nylon Jail | 2013 | ||
| O5&Radecek | 1998 | ||
| Oboroh | 1988 | | |
| Obri broskev | 1997 | ||
| Ocean | 1985 | | |
| Ocelot | 1990 | ||
| Odvazna srdce | 1987 | 1992 | |
| Odvazni bobrici | 1981 | 1983 | |
| Odyssea | 1979 | 2002 | |
| Odysseus | 1978 | 1982 | |
| Ohari | 1971 | ||
| Ohm Square | 1996 | | |
| OK Band | 1980 | | |
| Oko | |||
| Okrej | 2007 | ||
| Olaf Olafsonn and the Big Bad Trip | 2016 | | |
| Oliver | |||
| Olmerova, Eva | 1962 | 1993 | |
| Olympic | 1963 | | |
| Omnibus | 1979 | 1990 | |
| One Reason | 2013 | | |
| OPN | 1974 | 1994 | |
| Orange Pekoe | |||
| Oravec, Vlado | |||
| Orchester Brana Hronca | 1964 | 1982 | |
| Orchester Gustava Offermanna | |||
| Orchester Juraja Velcovskeho | 1963 | 1995 | |
| Orchester Milosa Oberuca |