Isebtaren i sɛan azday ɣer « North American Numbering Plan »

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Ulac asebter i yesɛan azday ɣer North American Numbering Plan.

Yettwaddem seg "http://imunen.ikufan.org/wiki/index.php/Uslig:WhatLinksHere/North_American_Numbering_Plan"