Telecomminication glossary
What is INTER-OFFICE CALL?
INTER-OFFICE CALL — A telephone call originating in one central office but terminating in another central office, both of which are in the same designated exchange area.
Telecomminication glossary
INTER-OFFICE CALL — A telephone call originating in one central office but terminating in another central office, both of which are in the same designated exchange area.