|
|||||||||||||||
Home : ITU-T : Publications : Recommendations : X Series : X.121 : X.121 (11/88) | Recently posted - Search Recommendations | ||||||||||||||
X.121 : International numbering plan for public data networks | |||||||||||||||
|
Top -
Feedback -
Contact us -
Copyright © ITU 2008 All Rights Reserved Contact for this page : ITU-T Publications Updated : 2009/11/16 |