| 单词 | presubscription |
| 释义 | presubscription A procedure by which an end user designates an interexchange carrier (IXC) as the primary carrier for intraLATA or interLATA toll calls on an equal access (i.e., 1+ dialing) basis. See also equal access, interLATA, intraLATA, and IXC. |
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