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.
"presubscription." YourDictionary, n.d. Web. 22 March 2019. <https://www.yourdictionary.com/presubscription>.
presubscription. (n.d.). Retrieved March 22nd, 2019, from https://www.yourdictionary.com/presubscription
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