The COMMON LANGUAGE® Product Directory
One-Click Access NEW!Equipment Codes: CLEI Codes
Location Codes: CLLI Codes
Message Trunk Circuit Codes: CLCI MSG Codes
Special Service Circuit Codes: CLCI S/S Codes
Facility Codes: CLFI Codes
Facility Codes: CLFI Bank Codes
General Codes
Network Channel and Channel Interface Codes: NC/NCI Codes
Universal Service Order: USO
+ Service Order
+ Field Identifiers: FIDs
Uniform Service Order Codes: USOCs
Address Analysis System: LocateIt® System
Licensing Information