general/telephony
Surf WikiCompany
Telephone service provided via wire or cable
Telephone message stating a call cannot be completed
Telephone number input error
Telephone message stating a call cannot be completed
Telephone number input error
Functions performed by a subscriber line interface circuit in telephone service
Telephone message stating a call cannot be completed
Telephone service provided via wire or cable
Company
Transportable digital infrastructure
Audio communication over a telephone
Transportable digital infrastructure
Audio communication over a telephone
Telephone service provided via wire or cable
Telephone message stating a call cannot be completed
Company
Geographical area of the United States, used in telephone service
Microsoft Windows API
Telephone number input error
Deliberate termination of telephone call by recipient
Use of computers to repeatedly enter telephone numbers; typically to hack into modems