A1 Bulgaria

A1 Bulgaria operates mobile and fixed telecom networks. Its services include prepaid mobile plans, home phones, mobile Internet, home Internet, and digital television services. The company also offers corporate solutions, such as cloud services, business mail, fax services, server configurations, virtual private networks, data transfer services, and documents portals. The company was founded in 1994 and is headquartered in Sofia, Bulgaria. A1 Bulgaria operates as a subsidiary of Telekom Austria AG.