PLMN ID · 28401
MCC
Mobile Country Code
MNC
Mobile Network Code
PLMN
MCC + MNC
TADIG
GSMA roaming code
Technology
2G · 3G · 4G on this network
Record
Updated 2025-04-09
- Brand
- A1
- Operator
- A1 Bulgaria
- Country
Bulgaria(BG)
- Region
- Europe
- Dialling code
- —
- Mobile Country Code
- All 7 networks on MCC 284
- Mobile Network Code
- PLMN ID
- What is a PLMN ID?
- TADIG code
- TADIG directory
- Technologies
- 2G · 3G · 4G9 bands on file
- VoLTE (4G calling)
- UnknownTell us
- Wi-Fi calling
- UnknownTell us
- Video calling
- UnknownTell us
- VoNR (5G calling)
- UnknownTell us
- Status
- Live
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MVNOs
Add an MVNOMVNOs sell their own SIMs and plans but run on A1's network rather than owning one.
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Cell towers
Last measured 2026-09-15
6,665
Cells
74
Location areas
55,276
Measurements
2009
First measured
Find a cell on this network
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Crowd-sourced cell measurements from OpenCelliD, licensed CC BY-SA 4.0 · as of 2026-09-27. Counts are cells people have measured, not an operator's own figures.
About 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.
APN settings
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