AT:

Access Tandem

ATIS:

Alliance for Telecommunications Industry Solutions

BOCs:

Bell Operating Companies

CIC:

Carrier Identification Code

CLC:

Carrier Liaison Committee

CR:

Customer Record

CSB:

Client Support Bulletin

DOJ:

Department of Justice

EFT:

Electronic File Transfer

EO:

End Office

FCC:

Federal Communications Commission

IC:

Interexchange Carrier

INC:

Industry Numbering Committee

LATA:

Local Access And Transport Area

LEC:

Local Exchange Carrier

LSO:

Local Serving Office

MGI:

Mechanized Generic Interface

NANC:

North American Numbering Council

NANPA:

North American Numbering Plan Administration

NOF:

Network Operations Forum

NPA:

Numbering Plan Area

OBF:

Ordering and Billing Forum

PBX:

Private Branch Exchange

POP:

Point Of Presence

POTS:

Plain Old Telephone Service

RBOCs:

Regional Bell Operating Companies

Resp Org:  

Responsible Organization

SCP:

Service Control Point

SMS/800:

800 Service Management System

SMT:

SMS/800 Management Team

SNAC:

SMS/800 Number Administration Committee

SSP:

Service Switching Point

SS7:

Signaling System 7

STP:

Signal Transfer Point

TCP/IP:

Transmission Control Protocol/Internet Protocol

T/DR:

Test / Disaster Recovery

URL:

Uniform Resource Locators