ATIS is a U.S.-based organization that is committed to rapidly developing and promoting technical and operations standards for the communications and related information technologies industry worldwide using a pragmatic, flexible and open approach. 

CSR - Customer Service Record 

EDI - Electronic Data Interchange 

ILEC - Incumbent Local Exchange Carrier

LSP- Local Service Providers

Guidelines produced by the OBF which describe procedures for a Local to order local services from an ILEC. 

LSR - Local Service Request
 

This is an ATIS committee which provides a venue for customers and providers in the telecommunications industry to identify, discuss and resolve national issues that affect ordering, billing, provisioning and exchange of information about access services and other connectivity and related matters. 

OSS - Operations Support System
 

To offer for resale at wholesale rates any telecommunications service that the carrier provides at retail to subscribers who are not telecommunications carriers. 

TCIF is an ATIS committee which promotes electronic commerce, electronic data interchange, improvements in bar coding of telecommunications products for inventory control, and electronic bonding.

The duty to provide, to any requesting telecommunications carrier for the provision of a telecommunications service, nondiscriminatory access to network elements on an unbundled basis at any technically feasible point. 
 

XML - Extensible Markup Language