Important: Please contact the Verizon E911 System Administration group at =

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NEW JERSEY COUNTY ABBREVIATION CODES

Key Term/Acronym	Definition
ALEC	Alternative Local Exchange Carrier
ALI	Automatic Location Identification
AN	Alpha Numeric
BOPX	Business Off-Premise Extension
CLEC	Competitive Local Exchange Carrier
DBMC	Data Base Management Center
DES	Description
DMC	Data Management Center
DT LEC	Dial Tone Local Exchange Carrier
ESN	Emergency Service Number
ESS ID	Electronic Switching System Identifier
FOC	Function of Change
FX	Foreign Exchange
LEC ID	Local Exchange Carrier Identifier
LNP	Local Number Portability
M Order	Migrate Order
MSAG	Master Street Address Guide
NENA	National Emergency Number Association
NENA-2	National Emergency Number Association data specification 2 standard defining how subscriber data is to be formatted for entry into 9-1-1 database systems
NMC	National Market Center
NPA	Numbering Plan Area (Area codes)
NPD	Number Planning Digit
NXX	N = Number between 2 & 9; X = number between 0 & 9
OPX	Off-Premise Extension
PBX	Private Branch Exchange
PS/ALI	Private Switch/Automatic Location Identification
PSAP	Public Safety Answering Point
ROPX	Residential Off-Premise Extension
SO	Service Order
SOP	Service Ordering and Provisioning
TAR code	Taxing Area Code
TN	Telephone Number
UHL	User Header Label
UTL	User Trailer Label
USER ID	User Identification – System identification used by individuals logging on to a computer system

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