List of historical British telcos

This is a list of Telecommunications companies that either existed prior to British Telecom's privatization, or, if created subsequently to BT's privatization, took over telecoms networks that existed prior to the privatization.

BT and predecessors

These are the early British Telecommunications companies that were nationalized by the British government, the nationalized government organizations that succeeded them, and the post-privatization entity that in turn succeeded those.

Telegraph companies

Telephone companies

Nationalized successors

Post-privatization

Early BT competitors

See also

External links