Telecom glossary - L
- LATA
- Local Access Transport Areas (200 in the U.S.). A geographic service
area defined in the AT&T Modified Final Judgement. The RBOCs
(baby Bells) and GTE are restricted to operations within, but not
between, LATAs. Long distance service within a LATA is provided
by the LEC. Service between LATAs is provided by an IEC. LATAs are
represented by a 3-character code, and there are 164 of them across
the country.
LEC - See Local Exchange Carrier
-
- LEC BAN - Billing Account Number
- 3-digit number appended to the billing phone number used as the
LEC customer number. Groups all ANIs for a customer.
LEC Billing
- Arrangement whereby the Local Exchange Carrier invoices the customer
for some or all telecommunications services.
LEC Card
- The billing arrangement which enables the caller to bill calls
to an authorized calling card issued by a local exchange carrier.
LEC Charges
- Charges that are the responsibility of the local exchange carrier.
Letter Of Agency - LOA
- A document that authorizes changing the service provider. (See
RespOrg, 800 Portability)
Local Access
- Local Loop. The connection from a subscriber to the Central Office.
The portion of a circuit connecting the LEC's CO with the customer's
premise equipment across the local network.
Local Access Provider
- Any organization that is authorized to provide local access. (May
or may not be the LEC.)
Local Exchange Carrier - LEC
- The local or regional telephone company that owns and operates
lines to customer locations and Class 5 Central Office Switches.
LECs have connections to other COs, Tandem (Class 4 Toll) offices
and may connect directly to IECs like WorldCom, AT&T, MCI, Sprint,
etc.
Local Exchange Service
- Local phone calls.
Long Distance Carrier
- A company providing long-distance phone service between LECs and
LATAs.
|
Back to glossary index
|