B&C  

Billing and Collection

CLASS  

Custom Local Area Signaling Service

CPE  

Customer Premises Equipment

DA  

Directory Assistance

DSL  

Digital Subscriber Line

EAS  

Extended Area Service

ESP  

Enhanced Service Provider  

ISDN  

Integrated Service Digital Network

ISP  

Information (Internet) Service Provider

IW  

Inside Wire

IXC  

Interexchange Carrier

LEC  

Local Exchange Carrier

MTS  

Message Toll Service (Incl. WATS)

OSP  

Operator Service Provider

OTAP  

Oregon Telephone Assistance Program

OUS  

Oregon Universal Service

PAL  

Public Access Line

PICC  

Presubscribed Interexchange Carrier Charge

PLS  

Private Line Service

PUC  

Public Utility Commission of Oregon

RCC  

Radio Common Carrier

RSPF  

Residential Service Protection Fund

SLC  

Subscriber Line Charge

TSP  

Telecommunications Service Provider

UNE  

Unbundled Network Element

USF  

Universal Service Fund

WATS  

Wide Area Telecommunications Service