After the war, the Goodge Street shelter continued to be used by the army until the 1950s, and the Chancery Lane shelter was converted into Kingsway telephone exchange, as well as being expanded to serve as a Cold War government shelter.
After the war, the Goodge Street shelter continued to be used by the army until a fire in 1956, after which the government decided the shelters were not suitable for use by large numbers of the public or military. The Chancery Lane shelter was converted into Kingsway telephone exchange, as well as being expanded to serve as a Cold War government shelter.