HC Deb 21 May 1952 vol 501 c52W
Major Lloyd

asked the Assistant Postmaster-General the number of telephone calls made by each of the principal Government Departments in 1951 and 1950, respectively.

Mr. Gammans

On the basis of samples of traffic, it is estimated that the numbers of trunk and toll calls made in 1949-50 and 1950-51 by the Departments which make the largest use of the trunk telephone service were as follow:

1949–50 1950–51
War Office 6,359,000 6,587,000
Air Ministry 3,349,000 3,194,000
Ministry of Supply 1,941,000 1,939,000
Admiralty 1,714,000 1,579,000
Ministry of Agriculture and Fisheries 1,682,000 1,439,000
Ministry of Works 1,299,000 1,076,000
Ministry of Food 896,000 821,000
Ministry of Labour and National Service 1,176,000 1,006,000
Inland Revenue 341,000 476,000
Ministry of Transport 459,000 388.000
Ministry of National Insurance 474,000 454,000
Board of Trade 405,000 297,000

The numbers of local calls made by Government Departments are not available.