Heritage archive · 1930–1992

Preserving the memory of the Telegraph and Telephone Authority

A collaborative project to map the buildings, gather the archives and tell the story of the RTT.

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RTT Logo

RTT Logo

1197

buildings logged

44

testimonies gathered

1535

archive photos

61 %

sites documented

115

equipment logged

Heritage selection

Featured buildings

Telephone exchanges, workshops and regional offices across the country.

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Recent activity

Latest changes

Building pages recently created or enriched since the initial import.

SYSTEEM 8000 Page updated  by Kenny Olbrechts 06.10.2026 PX 2700 (Octopus) Page updated  by Kenny Olbrechts 06.10.2026 Vivaldi Page updated  by Kenny Olbrechts 06.10.2026 Forum I6 Page updated  by Kenny Olbrechts 06.10.2026 Forum I12 Page updated  by Kenny Olbrechts 06.10.2026 Forum I12 Page created  by Kenny Olbrechts 06.10.2026 Forum I6 Page created  by Kenny Olbrechts 06.10.2026 Vivaldi Page created  by Kenny Olbrechts 06.10.2026 F Forum IS16/48/80/160 – Photo to follow Page created  by Kenny Olbrechts 06.10.2026 PX 2700 (Octopus) Photo added  by Kenny Olbrechts 06.10.2026
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Timeline

A history in a few dates

From the creation of the Authority in 1930 to its transformation into Belgacom.

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1995

First steps toward telecom liberalisation.

2025

The Proximus Group has decided to sell more than 100 buildings as part of its new strategy.

2026

This website was launched to catalog the Régie's buildings.

Did you work at the RTT, Belgacom or Proximus?

Your memories, photos and documents are invaluable. Help us complete the archive.

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