47 CFR § 64.5000
Definitions
February 16, 2021
(a) Prepaid calling card. The term “prepaid calling card” means a card or similar device that allows users to pay in advance for a specified amount of calling, without regard to additional features, functions, or capabilities available in conjunction with the calling service.
(b) Prepaid calling card provider. The term “prepaid calling card provider” means any entity that provides telecommunications service to consumers through the use of a prepaid calling card.