ACIF G511:1998 1800/13/1300 Number Portability - Network Plan

ACIF G511_1998.pdf
Specifies agreed network arrangements for the provision of 1800/13/1300 number portability using a central reference database maintained by an 'Independent body'.

This Guideline was reconfirmed in 2004 and the next review is scheduled to occur in 2009.