A1

A1 Bulgaria, operating under Mobile Country Code (MCC) 284 and Mobile Network Code (MNC) 01, stands as one of Bulgaria's leading mobile network providers. Part of the A1 Telekom Austria Group, A1 Bulgaria offers comprehensive telecommunications services, including mobile voice and data, fixed broadband, and digital television. The company has invested significantly in its network infrastructure, including advanced 4G LTE and increasingly, 5G deployments, striving to provide reliable and high-speed connectivity across Bulgaria. Its geographic coverage extends to major urban centers like Sofia, Plovdiv, Varna, and Burgas, as well as many rural areas throughout the country. Competing primarily with Telenor Bulgaria (now PPF Telecom Group) and Vivacom, A1 Bulgaria distinguishes itself with a focus on innovation and customer-centric services. This includes offering a wide range of data plans, bundled service packages, and digital entertainment options. They have actively participated in the digital transformation of Bulgaria, driving the adoption of mobile technologies amongst consumers and businesses. A1 Bulgaria also plays a role in supporting the Bulgarian economy, providing connectivity solutions for various sectors and contributing to technological advancement within the nation which is member of the European Union, located in Southeastern Europe.