Section 64.4001 - DefinitionsTerms in this subpart have the following meanings:
(a)Automatic number identification (ANI) . The term automatic number identification refers to the delivery of the calling party's billing telephone number by a local exchange carrier to any interconnecting carrier for billing or routing purposes.(b)Billing name and address (BNA) . The term billing name and address means the name and address provided to a [LEC] by each of its local exchange customers to which the [LEC] directs bills for its services.(c)Customer . The term customer means the end user to whom a local exchange carrier or interexchange carrier is providing local exchange or telephone toll service.(d)Interexchange carrier (IXC) . The term interexchange carrier means a telephone company that provides telephone toll service. An interexchange carrier does not include commercial mobile radio service providers as defined by federal law.(e)Local exchange carrier (LEC) . The term local exchange carrier means any person that is engaged in the provision of telephone exchange service or exchange access. Such term does not include a person insofar as such person is engaged in the provision of a commercial mobile service under § 332(c), except to the extent that the Commission finds that such service should be included in the definition of that term.(f)Preferred interexchange carrier (PIC) . The term preferred interexchange carrier means the carrier to which a customer chooses to be presubscribed for purposes of receiving intraLATA and/or interLATA and/or international toll services.