BT2
1975-1992
Efir 2
1992-1993
1993-2000
Closed in May 31st, 2000 being replaced in the second frequency by bTV.
BNT 2
2011-2018
BNT 2 was relaunched again after 11 years, on 16th of October 2011, replacing the former regional stations.
2018–present
BNT 1 | BNT 2 | BNT 3 (HD) | BNT 4
Former regional stations: BNT Sofia | BNT Pirin | BNT Sever | BNT Plovdiv | BNT More Programs: Po sveta i u nas | Eurovision Song Contest | Junior Eurovision Song Contest | Stani Bogat |