As of 2021, A1 had ~ 64,000 km of fibre network in Austria (Source).
Austria
Valid from
Network: Any physical infrastructure network that forms a telecom-related network and occupies physical space in/on the ground.
About
A1 launched commercial FTTH services with 100 Mbps in June 2012, following a pilot in November 2011 (Source). As of 2021, A1 had ~ 64,000 km of fibre network in Austria (Source).