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2. Toll-free telephone numbers in the North American Numbering ...

   en.wikipedia.org/wiki/Toll-free_telephone...

   A RespOrg system was implemented in 1993 to provide toll-free number portability between rival carriers using the SMS/800 database. Open competition also brought an end to the pattern of long distance subsidizing local service, bringing per-minute charges down to levels where any business could afford to take orders using an 800-number.

3. Toll-free number portability - Wikipedia

   en.wikipedia.org/wiki/Toll-free_number_portability

   The system was redesigned in 1981 to use a database, the SMS/800 service management system, which could direct any toll-free number to any destination based on various conditions; number prefixes remained tied to specific carriers until a RespOrg (responsible organization) structure was introduced in 1993 (US) and 1994 (Canada) to allow ...

4. Mobile number portability - Wikipedia

   en.wikipedia.org/wiki/Mobile_number_portability

   Number portability is available nationwide, [31] provided the customer should have completed a period of 90 days (from the date of activation of the mobile connection) with the current operator, to be eligible for porting to another operator. Similarly, after porting to a new provider the number would be locked in for 90 days.

5. Local number portability - Wikipedia

   en.wikipedia.org/wiki/Local_number_portability

   Local number portability (LNP) for fixed lines, and full mobile number portability (FMNP) for mobile phone lines, refers to the ability of a "customer of record" of an existing fixed-line or mobile telephone number assigned by a local exchange carrier (LEC) to reassign the number to another carrier ("service provider portability"), move it to another location ("geographic portability"), or ...

6. RespOrg - Wikipedia

   en.wikipedia.org/wiki/RespOrg

   A "data base communication call processing method" [2] patented by Roy P. Weber of Bell Labs, and implemented by AT&T in 1982, broke the link between individual telephone numbers and a specific trunk, city, or carrier. A toll-free number was merely an index into a large, distributed database; any number could be reassigned geographically ...

7. Should Bank Account Numbers Be Portable? - AOL

   www.aol.com/news/2011-11-02-should-bank-account...

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