Southwestern Bell Telephone Company

Southwestern Bell Telephone Company. Southwestern Bell Telephone Company a wholly owned subsidiary of SBC Communications Inc. provides landline telecommunicatiions services in Texas, Missouri, Oklahoma, Kansas and Arkansas. The company provides local exchange services and is subject to regulation by the five state commissions and the Fedral Communications Commission. Local services involve the transport of wireline telecommunications traffic between telephones and other customer premises equipment located within the same local service calling area. Local services include basic local exchange service, dedicated private line services for voice and special services, directory assistance and various vertical services. Network access services connect a subscriber's telephone or other equipment to the transmission facilities of other carriers that provide long distance and other communications services.