Telecom Bill Analysis
Number Translation Services
Customer Access Solutions
Interconnect Pricing & Regulation
Internet Dial
Number Portability
International
Outsource and VNO's
Number Portability
- Non-Geographic Number Portability (NGNP)
- Geographic Number Portability (GNP)
- Functional specifications, rules and procedures
- average porting conveyance (APCC); calculation and application
