Terralpha provides all professionals with ultra high-speed solutions tailored to their business challenges: performance, security, sovereignty and enhanced customer experience. Terralpha's unique nationwide network, combined with its full ownership of the railway arteries, gives it unprecedented resilience, security and sovereignty.
Ultra-broadband
at the heart of the regions
Terralpha, a subsidiary of SNCF Réseau, is deploying secure, ultra-high-speed, low-latency points of presence throughout France for businesses, public bodies and operators.
Terralpha
To meet the emerging needs of Edge Computing and to facilitate the development of regional data centres, Terralpha offers hosting solutions called Digital tiles, enabling the installation of DataCenters for Telecom and Edge operators.

Our offers
Hosting
Digital tiles
Landscaped areas which allow the installation of DataCenters on railway rights-of-way
Our customers
The Terralpha network
With an optical network spanning more than 20,000 km and crossing
6,000 communities, Terralpha is helping to reduce the digital divide by
digital divide by deploying UHD points of presence at people's doorsteps.
20,000 km
of optical fibres in France
400 Gb/s
flexible flow
2000
stations
30
cities covered
Our latest news
Our partners

Terralpha, an SNCF Réseau subsidiary, is deploying
secure, ultra-high-speed, low-latency presence
throughout France.