A1 4G and 5G mobile coverage map
Check the A1 network before you sign up. Sogudo calculates 4G and 5G mobile signal propagation from the available antenna data, for every address on the map. Enter yours to see the expected signal.
Test the A1 network at your address
- Interactive mobile network map
- 2M+ tests a year
- Multi-operator 4G and 5G
A1 compared with Vivacom
Discover our comparison of mobile networks in Bulgaria. Compare the A1 coverage map with Vivacom at the same address to see who delivers the strongest signal where you are.
Frequently asked questions about A1 coverage
Does A1 have good coverage in Bulgaria?
Coverage changes from one street to the next, so the answer depends on where you are. Search your own address on the map above to see the A1 signal there.
Does A1 offer 5G in Bulgaria?
No. Our data shows no 5G network for A1 in Bulgaria.
Is the A1 map up to date?
The map is built from antenna data dated , and the A1 network facts were last verified on . Sogudo does not resell A1 data. Coverage accounts for each antenna's sectors, the terrain between you and the antenna, and the density of the built environment around it.
Is Sogudo affiliated with A1?
No. Sogudo is independent and computes coverage from public antenna data.