The COMMON LANGUAGE® Product Directory
To learn more about each of our products, please visit:
- 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