Mobile & Fixed Networks

LTE | 5G COVERAGE > 99% | 99%

of the population (as of December 2025)

MOBILE TOWER SITES > 29,000

MOBILE DATA 6.4 billion gigabytes

were transported on our O₂ network in 2025

For customers' everyday digital life

Telefónica Germany has a modern, high-capacity network infrastructure. At the same time, the company is making substantial investments to help expand the network for national broadband coverage.

Through these measures and large network capacities – based on a comprehensive frequency spectrum – the provider ensures fast, reliable mobile system coverage throughout Germany and thus provides excellent service to its customers in their everyday digital life.

5G

Telefónica Germany is opening up new perspectives for its customers with the 5G mobile communications standard. In Industry 4.0, 5G enables flexible production and logistics processes. In addition, 5G supports time-critical applications. With 5G, mobile customers benefit from an even faster mobile network with short latency times and completely new digital applications.

Network coverage

Telefónica Germany already offers 4G/LTE to more than 99% of the population in Germany. With 5G, even significantly higher speeds are possible in the mobile network.

Roaming

Telefónica Germany collaborates with over 540 mobile network operators (roaming partners) around the world so that its customers can make mobile calls and have mobile Internet access in over 190 countries.

Fixed network

As an integrated telecommunications provider, Telefónica Germany also provides fixed-network solutions via DSL, cable, fiber, and fixed-network replacement products such as our O₂ Homespot. Read more

Credits: iStock / RudyBalasko (edited) / O₂

TELCO TERMINOLOGIES

In this series, Telefónica Germany breaks down key terms in the telecommunications industry.

Credits: Gettyimages

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