Definition
A telecommunications company that provides local telephone service within a defined geographic area, including the landline circuits used to connect Flight Service Stations, control facilities, and weather offices to the public telephone network.
Plain English
The local phone company that owns and operates the regular telephone lines in a given area.
Context Anchor
Seen in FAA acronym lists, airport communication notes, or service reports when a local phone-line provider is involved.
Derivation
‘Local’ means within a limited area, ‘exchange’ refers to a telephone exchange (the switching point that routes calls), and ‘carrier’ means a company that carries communications traffic. Together it simply means the phone company that handles calls inside a local area.
Why Pilots Care
If a communication service at an airport is affected by a local phone-line problem, LEC tells you the issue involves the local service provider, not necessarily the radio equipment itself.
Intuition Check
“Carrier” here does not mean an airline or aircraft operator. It means the company that carries or provides the local telephone service.
Example Sentence 1
The Flight Service Station’s briefing line is routed through the regional LEC to the public telephone network.
Example Sentence 2
Flight service station coordination sometimes routes through the local LEC for landline backup.