Areas of Bulgaria   

Regulator: Communications Regulation Commission (CRC)

Website of regulator: https://www.crc.bg

Name	Prefix	Type
Blagoevgrad	35973	geo
Burgas	35956	geo
Gabrovo	35966	geo
Plovdiv	35932	geo
Ruse	35982	geo
Sofia	3592	geo
Tollfree	359800	tollfree
Varna	35952	geo