Terralpha network

An ultra-high-speed fibre-optic network

Across France

Terralpha, a subsidiary of SNCF Réseau, is rolling out an ultra-high-speed alternative telecoms network throughout France using optical rail fibres.

Its unique network, linked to its full ownership along the railway lines, gives it unprecedented resilience, security and sovereignty.

The Terralpha network is :

20 000

Km of optical fibres

6 000

Towns crossed

2 000

Stations

25

Connected DataCenters

Points of presence

Open PoPs      PoP in 2025

Addresses are given for information only.