Telephone number portability
Telephone number portability can refer to:
- Mobile number portability - telephone number portability for mobile phone users
- Local number portability - telephone number portability for land-line users
- Toll-free number portability - telephone number portability for freephone subscribers.
This article is issued from Wikipedia - version of the 12/3/2014. The text is available under the Creative Commons Attribution/Share Alike but additional terms may apply for the media files.