... > V Economics > V.09 Public finance > V.09.06 Government activity > V.09.06.01 Infrastructure > Network infrastructure > Telecommunications network > Telephone network

... > V Economics > V.04 Business cycles and growth, economic structure > V.04.03 Economic structure > Infrastructure > Network infrastructure > Telecommunications network > Telephone network

... > V Economics > V.09 Public finance > V.09.06 Government activity > V.09.06.01 Infrastructure > Infrastructure > Network infrastructure > Telecommunications network > Telephone network

... > A General descriptors > A.00 General Descriptors > Network > Network infrastructure > Telecommunications network > Telephone network

W Economic sectors > W.19 ICT industry > W.19.04 Telecommunications > Telecommunications network > Telephone network

W Economic sectors > W.19 ICT industry > W.19.04 Telecommunications > Telephone network