Tex. Util. Code § 55.081
Current with legislation from the 2023 Regular and Special Sessions signed by the Governor as of November 21, 2023.
In this subchapter, "operator service" means a service using live operator or automated operator functions to handle telephone service such as toll calling using collect, third-number billing, and calling card services. The term does not include a call for which the called party has arranged to be billed (800 service).
Tex. Util. Code § 55.081