![The first London telephone exchange – Historical articles and illustrationsHistorical articles and illustrations | Look and Learn The first London telephone exchange – Historical articles and illustrationsHistorical articles and illustrations | Look and Learn](https://www.lookandlearn.com/history-images/preview/A/A003/A003556.jpg)
The first London telephone exchange – Historical articles and illustrationsHistorical articles and illustrations | Look and Learn
![GPO telephone exchange, London, c1905. Female telephonists at the switchboard, Stock Photo, Picture And Rights Managed Image. Pic. HEZ-1192811 | agefotostock GPO telephone exchange, London, c1905. Female telephonists at the switchboard, Stock Photo, Picture And Rights Managed Image. Pic. HEZ-1192811 | agefotostock](https://t1.thpservices.com/previewimage/gallil/9749e8c540b09da282c4588249637c08/hez-1192811.jpg)
GPO telephone exchange, London, c1905. Female telephonists at the switchboard, Stock Photo, Picture And Rights Managed Image. Pic. HEZ-1192811 | agefotostock
![GPO South trunk telephone exchange, Carter Lane, #London, 1931. Now the site of Grange St Paul's Hotel (via @BTArchives… | London holiday, Gpo telephones, Telephone GPO South trunk telephone exchange, Carter Lane, #London, 1931. Now the site of Grange St Paul's Hotel (via @BTArchives… | London holiday, Gpo telephones, Telephone](https://i.pinimg.com/736x/ee/56/66/ee5666899853b13811c703ad2cae2277--telephone-exchange-london-now.jpg)